FINERACT-1932: Add loan module (WIP)

fineract-loan/src/main/java/org/apache/fineract/cob/loan/LoanCOBBusinessStep.java

@@ -0,0 +1,26 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.cob.loan;
+
+import org.apache.fineract.cob.COBBusinessStep;
+import org.apache.fineract.portfolio.loanaccount.domain.Loan;
+
+public interface LoanCOBBusinessStep extends COBBusinessStep<Loan> {
+
+}

fineract-loan/src/main/java/org/apache/fineract/interoperation/util/MathUtil.java

@@ -0,0 +1,427 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.interoperation.util;
+
+import java.math.BigDecimal;
+import java.math.MathContext;
+import javax.validation.constraints.NotNull;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.organisation.monetary.domain.MoneyHelper;
+
+public final class MathUtil {
+
+    private MathUtil() {
+
+    }
+
+    public static Long nullToZero(Long value) {
+        return nullToDefault(value, 0L);
+    }
+
+    public static Long nullToDefault(Long value, Long def) {
+        return value == null ? def : value;
+    }
+
+    public static Long zeroToNull(Long value) {
+        return isEmpty(value) ? null : value;
+    }
+
+    /** @return parameter value or ZERO if it is negative */
+    public static Long negativeToZero(Long value) {
+        return isGreaterThanZero(value) ? value : 0L;
+    }
+
+    public static boolean isEmpty(Long value) {
+        return value == null || value.equals(0L);
+    }
+
+    public static boolean isGreaterThanZero(Long value) {
+        return value != null && value > 0L;
+    }
+
+    public static boolean isLessThanZero(Long value) {
+        return value != null && value < 0L;
+    }
+
+    public static boolean isZero(Long value) {
+        return value != null && value.equals(0L);
+    }
+
+    public static boolean isEqualTo(Long first, Long second) {
+        return nullToZero(first).equals(nullToZero(second));
+    }
+
+    public static boolean isGreaterThan(Long first, Long second) {
+        return nullToZero(first) > nullToZero(second);
+    }
+
+    public static boolean isLessThan(Long first, Long second) {
+        return nullToZero(first) < nullToZero(second);
+    }
+
+    public static boolean isGreaterThanOrEqualTo(Long first, Long second) {
+        return nullToZero(first) >= nullToZero(second);
+    }
+
+    public static boolean isLessThanOrEqualZero(Long value) {
+        return nullToZero(value) <= 0L;
+    }
+
+    /** @return parameter value or negated value to positive */
+    public static Long abs(Long value) {
+        return value == null ? 0L : Math.abs(value);
+    }
+
+    /**
+     * @return calculates minimum of the two values considering null values
+     * @param notNull
+     *            if true then null parameter is omitted, otherwise returns null
+     */
+    public static Long min(Long first, Long second, boolean notNull) {
+        if (first == null) {
+            return notNull ? second : null;
+        }
+        if (second == null) {
+            return notNull ? first : null;
+        }
+        return Math.min(first, second);
+    }
+
+    /**
+     * @return calculates minimum of the values considering null values
+     * @param notNull
+     *            if true then null parameter is omitted, otherwise returns null
+     */
+    public static Long min(Long first, Long second, Long third, boolean notNull) {
+        return min(min(first, second, notNull), third, notNull);
+    }
+
+    /** @return sum the two values considering null values */
+    public static Long add(Long first, Long second) {
+        return first == null ? second : second == null ? first : Math.addExact(first, second);
+    }
+
+    /** @return sum the values considering null values */
+    public static Long add(Long first, Long second, Long third) {
+        return add(add(first, second), third);
+    }
+
+    /** @return sum the values considering null values */
+    public static Long add(Long first, Long second, Long third, Long fourth) {
+        return add(add(add(first, second), third), fourth);
+    }
+
+    /** @return sum the values considering null values */
+    public static Long add(Long first, Long second, Long third, Long fourth, Long fifth) {
+        return add(add(add(add(first, second), third), fourth), fifth);
+    }
+
+    /** @return first minus second considering null values, maybe negative */
+    public static Long subtract(Long first, Long second) {
+        return first == null ? null : second == null ? first : Math.subtractExact(first, second);
+    }
+
+    /**
+     * @return first minus the others considering null values, maybe negative
+     */
+    public static Long subtractToZero(Long first, Long second, Long third) {
+        return subtractToZero(subtract(first, second), third);
+    }
+
+    /**
+     * @return first minus the others considering null values, maybe negative
+     */
+    public static Long subtractToZero(Long first, Long second, Long third, Long fourth) {
+        return subtractToZero(subtract(subtract(first, second), third), fourth);
+    }
+
+    /** @return NONE negative first minus second considering null values */
+    public static Long subtractToZero(Long first, Long second) {
+        return negativeToZero(subtract(first, second));
+    }
+
+    /** @return BigDecimal null safe negate */
+    public static Long negate(Long amount) {
+        return isEmpty(amount) ? amount : Math.negateExact(amount);
+    }
+
+    // ----------------- BigDecimal -----------------
+
+    public static BigDecimal nullToZero(BigDecimal value) {
+        return nullToDefault(value, BigDecimal.ZERO);
+    }
+
+    public static BigDecimal nullToDefault(BigDecimal value, BigDecimal def) {
+        return value == null ? def : value;
+    }
+
+    public static BigDecimal zeroToNull(BigDecimal value) {
+        return isEmpty(value) ? null : value;
+    }
+
+    /** @return parameter value or ZERO if it is negative */
+    public static BigDecimal negativeToZero(BigDecimal value) {
+        return isGreaterThanZero(value) ? value : BigDecimal.ZERO;
+    }
+
+    public static boolean isEmpty(BigDecimal value) {
+        return value == null || BigDecimal.ZERO.compareTo(value) == 0;
+    }
+
+    public static boolean isGreaterThanZero(BigDecimal value) {
+        return value != null && value.compareTo(BigDecimal.ZERO) > 0;
+    }
+
+    public static boolean isLessThanZero(BigDecimal value) {
+        return value != null && value.compareTo(BigDecimal.ZERO) < 0;
+    }
+
+    public static boolean isZero(BigDecimal value) {
+        return value != null && value.compareTo(BigDecimal.ZERO) == 0;
+    }
+
+    public static boolean isEqualTo(BigDecimal first, BigDecimal second) {
+        return nullToZero(first).compareTo(nullToZero(second)) == 0;
+    }
+
+    public static boolean isGreaterThan(BigDecimal first, BigDecimal second) {
+        return nullToZero(first).compareTo(nullToZero(second)) > 0;
+    }
+
+    public static boolean isLessThan(BigDecimal first, BigDecimal second) {
+        return nullToZero(first).compareTo(nullToZero(second)) < 0;
+    }
+
+    public static boolean isGreaterThanOrEqualTo(BigDecimal first, BigDecimal second) {
+        return nullToZero(first).compareTo(nullToZero(second)) >= 0;
+    }
+
+    public static boolean isLessThanOrEqualZero(BigDecimal value) {
+        return nullToZero(value).compareTo(BigDecimal.ZERO) <= 0;
+    }
+
+    /** @return parameter value or negated value to positive */
+    public static BigDecimal abs(BigDecimal value) {
+        return value == null ? BigDecimal.ZERO : value.abs();
+    }
+
+    /**
+     * @return calculates minimum of the two values considering null values
+     * @param notNull
+     *            if true then null parameter is omitted, otherwise returns null
+     */
+    public static BigDecimal min(BigDecimal first, BigDecimal second, boolean notNull) {
+        return notNull ? first == null ? second : second == null ? first : min(first, second, false)
+                : isLessThan(first, second) ? first : second;
+    }
+
+    /**
+     * @return calculates minimum of the values considering null values
+     * @param notNull
+     *            if true then null parameter is omitted, otherwise returns null
+     */
+    public static BigDecimal min(BigDecimal first, BigDecimal second, BigDecimal third, boolean notNull) {
+        return min(min(first, second, notNull), third, notNull);
+    }
+
+    /** @return sum the two values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second) {
+        return add(first, second, MoneyHelper.getMathContext());
+    }
+
+    /** @return sum the two values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second, MathContext mc) {
+        return first == null ? second : second == null ? first : first.add(second, mc);
+    }
+
+    /** @return sum the values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second, BigDecimal third) {
+        return add(first, second, third, MoneyHelper.getMathContext());
+    }
+
+    /** @return sum the values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second, BigDecimal third, MathContext mc) {
+        return add(add(first, second, mc), third, mc);
+    }
+
+    /** @return sum the values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second, BigDecimal third, BigDecimal fourth) {
+        return add(first, second, third, fourth, MoneyHelper.getMathContext());
+    }
+
+    /** @return sum the values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second, BigDecimal third, BigDecimal fourth, MathContext mc) {
+        return add(add(add(first, second, mc), third, mc), fourth, mc);
+    }
+
+    /** @return sum the values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second, BigDecimal third, BigDecimal fourth, BigDecimal fifth) {
+        return add(first, second, third, fourth, fifth, MoneyHelper.getMathContext());
+    }
+
+    /** @return sum the values considering null values */
+    public static BigDecimal add(BigDecimal first, BigDecimal second, BigDecimal third, BigDecimal fourth, BigDecimal fifth,
+            MathContext mc) {
+        return add(add(add(add(first, second, mc), third, mc), fourth, mc), fifth, mc);
+    }
+
+    /** @return first minus second considering null values, maybe negative */
+    public static BigDecimal subtract(BigDecimal first, BigDecimal second) {
+        return subtract(first, second, MoneyHelper.getMathContext());
+    }
+
+    /** @return first minus second considering null values, maybe negative */
+    public static BigDecimal subtract(BigDecimal first, BigDecimal second, MathContext mc) {
+        return first == null ? null : second == null ? first : first.subtract(second, mc);
+    }
+
+    /** @return NONE negative first minus second considering null values */
+    public static BigDecimal subtractToZero(BigDecimal first, BigDecimal second) {
+        return negativeToZero(subtract(first, second));
+    }
+
+    /**
+     * @return first minus the others considering null values, maybe negative
+     */
+    public static BigDecimal subtractToZero(BigDecimal first, BigDecimal second, BigDecimal third) {
+        return subtractToZero(subtract(first, second), third);
+    }
+
+    /**
+     * @return first minus the others considering null values, maybe negative
+     */
+    public static BigDecimal subtractToZero(BigDecimal first, BigDecimal second, BigDecimal third, BigDecimal fourth) {
+        return subtractToZero(subtract(subtract(first, second), third), fourth);
+    }
+
+    /**
+     * @return BigDecimal with scale set to the 'digitsAfterDecimal' of the parameter currency
+     */
+    public static BigDecimal normalizeAmount(BigDecimal amount, @NotNull MonetaryCurrency currency) {
+        return amount == null ? null : amount.setScale(currency.getDigitsAfterDecimal(), MoneyHelper.getRoundingMode());
+    }
+
+    /** @return BigDecimal null safe negate */
+    public static BigDecimal negate(BigDecimal amount) {
+        return negate(amount, MoneyHelper.getMathContext());
+    }
+
+    /** @return BigDecimal null safe negate */
+    public static BigDecimal negate(BigDecimal amount, MathContext mc) {
+        return isEmpty(amount) ? amount : amount.negate(mc);
+    }
+
+    // ----------------- Money -----------------
+
+    public static Money nullToZero(Money value, @NotNull MonetaryCurrency currency) {
+        return nullToDefault(value, Money.zero(currency));
+    }
+
+    public static Money nullToDefault(Money value, Money def) {
+        return value == null ? def : value;
+    }
+
+    public static Money zeroToNull(Money value) {
+        return isEmpty(value) ? null : value;
+    }
+
+    /** @return parameter value or ZERO if it is negative */
+    public static Money negativeToZero(Money value) {
+        return value == null || isGreaterThanZero(value) ? value : Money.zero(value.getCurrency());
+    }
+
+    public static boolean isEmpty(Money value) {
+        return value == null || value.isZero();
+    }
+
+    public static boolean isGreaterThanZero(Money value) {
+        return value != null && value.isGreaterThanZero();
+    }
+
+    public static boolean isLessThanZero(Money value) {
+        return value != null && value.isLessThanZero();
+    }
+
+    public static boolean isEqualTo(Money first, Money second) {
+        return first == null ? second == null : (second != null && first.isEqualTo(second));
+    }
+
+    public static boolean isGreaterThan(Money first, Money second) {
+        return second == null || (first != null && first.isGreaterThan(second));
+    }
+
+    public static boolean isLessThan(Money first, Money second) {
+        return first == null || (second != null && first.isLessThan(second));
+    }
+
+    public static Money plus(Money first, Money second) {
+        return first == null ? second : second == null ? first : first.plus(second);
+    }
+
+    public static Money plus(Money first, Money second, Money third) {
+        return plus(plus(first, second), third);
+    }
+
+    public static Money plus(Money first, Money second, Money third, Money fourth) {
+        return plus(plus(plus(first, second), third), fourth);
+    }
+
+    public static Money minus(Money first, Money second) {
+        return first == null ? null : second == null ? first : first.minus(second);
+    }
+
+    /**
+     * @return first minus the others considering null values, maybe negative
+     */
+    public static Money minusToZero(Money first, Money second, Money third) {
+        return minusToZero(minus(first, second), third);
+    }
+
+    /**
+     * @return first minus the others considering null values, maybe negative
+     */
+    public static Money minusToZero(Money first, Money second, Money third, Money fourth) {
+        return minusToZero(minus(minus(first, second), third), fourth);
+    }
+
+    /** @return NONE negative first minus second considering null values */
+    public static Money minusToZero(Money first, Money second) {
+        return negativeToZero(minus(first, second));
+    }
+
+    /**
+     * @return calculates minimum of the two values considering null values
+     * @param notNull
+     *            if true then null parameter is omitted, otherwise returns null
+     */
+    public static Money min(Money first, Money second, boolean notNull) {
+        return notNull ? first == null ? second : second == null ? first : min(first, second, false)
+                : isLessThan(first, second) ? first : second;
+    }
+
+    /**
+     * @return calculates minimum of the values considering null values
+     * @param notNull
+     *            if true then null parameter is omitted, otherwise returns null
+     */
+    public static Money min(Money first, Money second, Money third, boolean notNull) {
+        return min(min(first, second, notNull), third, notNull);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/charge/exception/LoanChargeWithoutMandatoryFieldException.java

@@ -0,0 +1,33 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.charge.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+/**
+ * {@link AbstractPlatformDomainRuleException} thrown when currency mismatch occurs
+ */
+public class LoanChargeWithoutMandatoryFieldException extends AbstractPlatformDomainRuleException {
+
+    public LoanChargeWithoutMandatoryFieldException(final String entity, final String postFix, final String defaultUserMessage,
+            final Object... defaultUserMessageArgs) {
+        super("error.msg." + entity + "." + postFix + ".cannot.be.blank", defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/collateral/api/CollateralApiConstants.java

@@ -0,0 +1,67 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.collateral.api;
+
+import java.util.HashSet;
+import java.util.Set;
+
+public final class CollateralApiConstants {
+
+    private CollateralApiConstants() {
+
+    }
+
+    public static final String COLLATERAL_CODE_NAME = "LoanCollateral";
+
+    /***
+     * Enum of all parameters passed in while creating/updating a collateral
+     ***/
+    public enum CollateralJSONinputParams {
+
+        LOAN_ID("loanId"), COLLATERAL_ID("collateralId"), COLLATERAL_TYPE_ID("collateralTypeId"), VALUE("value"), DESCRIPTION(
+                "description");
+
+        private final String value;
+
+        CollateralJSONinputParams(final String value) {
+            this.value = value;
+        }
+
+        private static final Set<String> values = new HashSet<>();
+
+        static {
+            for (final CollateralJSONinputParams type : CollateralJSONinputParams.values()) {
+                values.add(type.value);
+            }
+        }
+
+        public static Set<String> getAllValues() {
+            return values;
+        }
+
+        @Override
+        public String toString() {
+            return name().toString().replaceAll("_", " ");
+        }
+
+        public String getValue() {
+            return this.value;
+        }
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/collateral/data/CollateralData.java

@@ -0,0 +1,72 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.collateral.data;
+
+import java.math.BigDecimal;
+import java.util.Collection;
+import org.apache.fineract.infrastructure.codes.data.CodeValueData;
+import org.apache.fineract.organisation.monetary.data.CurrencyData;
+
+/**
+ * Immutable data object for Collateral data.
+ */
+public final class CollateralData {
+
+    private final Long id;
+    private final CodeValueData type;
+    private final BigDecimal value;
+    private final String description;
+    @SuppressWarnings("unused")
+    private final Collection<CodeValueData> allowedCollateralTypes;
+    private final CurrencyData currency;
+
+    public static CollateralData instance(final Long id, final CodeValueData type, final BigDecimal value, final String description,
+            final CurrencyData currencyData) {
+        return new CollateralData(id, type, value, description, currencyData);
+    }
+
+    public static CollateralData template(final Collection<CodeValueData> codeValues) {
+        return new CollateralData(null, null, null, null, null, codeValues);
+    }
+
+    private CollateralData(final Long id, final CodeValueData type, final BigDecimal value, final String description,
+            final CurrencyData currencyData) {
+        this.id = id;
+        this.type = type;
+        this.value = value;
+        this.description = description;
+        this.currency = currencyData;
+        this.allowedCollateralTypes = null;
+    }
+
+    private CollateralData(final Long id, final CodeValueData type, final BigDecimal value, final String description,
+            final CurrencyData currencyData, final Collection<CodeValueData> allowedCollateralTypes) {
+        this.id = id;
+        this.type = type;
+        this.value = value;
+        this.description = description;
+        this.currency = currencyData;
+        this.allowedCollateralTypes = allowedCollateralTypes;
+    }
+
+    public CollateralData template(final CollateralData collateralData, final Collection<CodeValueData> codeValues) {
+        return new CollateralData(collateralData.id, collateralData.type, collateralData.value, collateralData.description,
+                collateralData.currency, codeValues);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/collateral/domain/LoanCollateral.java

@@ -0,0 +1,133 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.collateral.domain;
+
+import java.math.BigDecimal;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.fineract.infrastructure.codes.data.CodeValueData;
+import org.apache.fineract.infrastructure.codes.domain.CodeValue;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.collateral.api.CollateralApiConstants.CollateralJSONinputParams;
+import org.apache.fineract.portfolio.collateral.data.CollateralData;
+import org.apache.fineract.portfolio.loanaccount.domain.Loan;
+
+@Entity
+@Table(name = "m_loan_collateral")
+public class LoanCollateral extends AbstractPersistableCustom {
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    @ManyToOne
+    @JoinColumn(name = "type_cv_id", nullable = false)
+    private CodeValue type;
+
+    @Column(name = "value", scale = 6, precision = 19)
+    private BigDecimal value;
+
+    @Column(name = "description", length = 500)
+    private String description;
+
+    public static LoanCollateral from(final CodeValue collateralType, final BigDecimal value, final String description) {
+        return new LoanCollateral(null, collateralType, value, description);
+    }
+
+    protected LoanCollateral() {
+        //
+    }
+
+    private LoanCollateral(final Loan loan, final CodeValue collateralType, final BigDecimal value, final String description) {
+        this.loan = loan;
+        this.type = collateralType;
+        this.value = value;
+        this.description = StringUtils.defaultIfEmpty(description, null);
+    }
+
+    public void assembleFrom(final CodeValue collateralType, final BigDecimal value, final String description) {
+        this.type = collateralType;
+        this.description = description;
+        this.value = value;
+    }
+
+    public void associateWith(final Loan loan) {
+        this.loan = loan;
+    }
+
+    public static LoanCollateral fromJson(final Loan loan, final CodeValue collateralType, final JsonCommand command) {
+        final String description = command.stringValueOfParameterNamed(CollateralJSONinputParams.DESCRIPTION.getValue());
+        final BigDecimal value = command.bigDecimalValueOfParameterNamed(CollateralJSONinputParams.VALUE.getValue());
+        return new LoanCollateral(loan, collateralType, value, description);
+    }
+
+    public Map<String, Object> update(final JsonCommand command) {
+
+        final Map<String, Object> actualChanges = new LinkedHashMap<>(7);
+
+        final String collateralTypeIdParamName = CollateralJSONinputParams.COLLATERAL_TYPE_ID.getValue();
+        if (command.isChangeInLongParameterNamed(collateralTypeIdParamName, this.type.getId())) {
+            final Long newValue = command.longValueOfParameterNamed(collateralTypeIdParamName);
+            actualChanges.put(collateralTypeIdParamName, newValue);
+        }
+
+        final String descriptionParamName = CollateralJSONinputParams.DESCRIPTION.getValue();
+        if (command.isChangeInStringParameterNamed(descriptionParamName, this.description)) {
+            final String newValue = command.stringValueOfParameterNamed(descriptionParamName);
+            actualChanges.put(descriptionParamName, newValue);
+            this.description = StringUtils.defaultIfEmpty(newValue, null);
+        }
+
+        final String valueParamName = CollateralJSONinputParams.VALUE.getValue();
+        if (command.isChangeInBigDecimalParameterNamed(valueParamName, this.value)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(valueParamName);
+            actualChanges.put(valueParamName, newValue);
+            this.value = newValue;
+        }
+
+        return actualChanges;
+    }
+
+    public CollateralData toData() {
+        final CodeValueData typeData = this.type.toData();
+        return CollateralData.instance(getId(), typeData, this.value, this.description, null);
+    }
+
+    public void setCollateralType(final CodeValue type) {
+        this.type = type;
+    }
+
+    /*
+     * @Override public boolean equals(final Object obj) { if (obj == null) { return false; } if (obj == this) { return
+     * true; } if (obj.getClass() != getClass()) { return false; } final LoanCollateral rhs = (LoanCollateral) obj;
+     * return new EqualsBuilder().appendSuper(super.equals(obj)) // .append(getId(), rhs.getId()) //
+     * .append(this.type.getId(), rhs.type.getId()) // .append(this.description, rhs.description) // .append(this.value,
+     * this.value)// .isEquals(); }
+     *
+     * @Override public int hashCode() { return new HashCodeBuilder(3, 5) // .append(getId()) //
+     * .append(this.type.getId()) // .append(this.description) // .append(this.value)// .toHashCode(); }
+     */
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/collateralmanagement/api/CollateralManagementJsonInputParams.java

@@ -0,0 +1,42 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.collateralmanagement.api;
+
+public enum CollateralManagementJsonInputParams {
+
+    NAME("name"), QUALITY("quality"), BASE_PRICE("basePrice"), UNIT_TYPE("unitType"), PCT_TO_BASE("pctToBase"), CURRENCY(
+            "currency"), COLLATERAL_PRODUCT_READ_PERMISSION("COLLATERAL_PRODUCT"), CLIENT_COLLATERAL_PRODUCT_READ_PERMISSION(
+                    "CLIENT_COLLATERAL_PRODUCT"), QUANTITY("quantity"), TOTAL_COLLATERAL_VALUE("totalCollateralValue");
+
+    private final String value;
+
+    CollateralManagementJsonInputParams(final String value) {
+        this.value = value;
+    }
+
+    @Override
+    public String toString() {
+        return name().replaceAll("_", " ");
+    }
+
+    public String getValue() {
+        return this.value;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/collateralmanagement/domain/ClientCollateralManagement.java

@@ -0,0 +1,137 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.collateralmanagement.domain;
+
+import java.math.BigDecimal;
+import java.util.HashSet;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.Set;
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.client.domain.Client;
+import org.apache.fineract.portfolio.collateralmanagement.api.CollateralManagementJsonInputParams;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanCollateralManagement;
+
+@Entity
+@Table(name = "m_client_collateral_management")
+public class ClientCollateralManagement extends AbstractPersistableCustom {
+
+    @Column(name = "quantity", nullable = false, scale = 5, precision = 20)
+    private BigDecimal quantity;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "client_id", nullable = false)
+    private Client client;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "collateral_id", nullable = false)
+    private CollateralManagementDomain collateral;
+
+    @OneToMany(cascade = CascadeType.ALL, mappedBy = "clientCollateralManagement", fetch = FetchType.EAGER)
+    private Set<LoanCollateralManagement> loanCollateralManagementSet = new HashSet<>();
+
+    public ClientCollateralManagement() {
+
+    }
+
+    public ClientCollateralManagement(final BigDecimal quantity, final Client client) {
+        this.client = client;
+        this.quantity = quantity;
+    }
+
+    public ClientCollateralManagement(final BigDecimal quantity) {
+        this.quantity = quantity;
+    }
+
+    private ClientCollateralManagement(final BigDecimal quantity, final Client client,
+            final CollateralManagementDomain collateralManagementData) {
+        this.quantity = quantity;
+        this.client = client;
+        this.collateral = collateralManagementData;
+    }
+
+    public ClientCollateralManagement createNew(JsonCommand jsonCommand) {
+        BigDecimal quantity = jsonCommand.bigDecimalValueOfParameterNamed("quantity");
+        return new ClientCollateralManagement(quantity);
+    }
+
+    public static ClientCollateralManagement createNew(final BigDecimal quantity, final Client client,
+            final CollateralManagementDomain collateral) {
+        return new ClientCollateralManagement(quantity, client, collateral);
+    }
+
+    public Map<String, Object> update(JsonCommand command) {
+        final Map<String, Object> changes = new LinkedHashMap<>(3);
+        final String quantity = CollateralManagementJsonInputParams.QUANTITY.getValue();
+        if (command.isChangeInBigDecimalParameterNamed(quantity, this.quantity)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(quantity);
+            this.quantity = newValue;
+            changes.put(quantity, this.quantity);
+        }
+        return changes;
+    }
+
+    public BigDecimal getTotal() {
+        if (BigDecimal.ZERO.compareTo(this.quantity) == 0) {
+            return BigDecimal.ZERO;
+        }
+        return this.quantity.multiply(getCollaterals().getBasePrice());
+    }
+
+    public BigDecimal getTotalCollateral(BigDecimal total) {
+        if (BigDecimal.ZERO.compareTo(total) == 0) {
+            return BigDecimal.ZERO;
+        }
+        return total.multiply(getCollaterals().getPctToBase().divide(BigDecimal.valueOf(100)));
+    }
+
+    public void updateQuantity(BigDecimal quantity) {
+        this.quantity = quantity;
+    }
+
+    public void updateQuantityAfterLoanClosed(BigDecimal quantity) {
+        this.quantity = this.quantity.add(quantity);
+    }
+
+    public BigDecimal getQuantity() {
+        return this.quantity;
+    }
+
+    public Client getClient() {
+        return this.client;
+    }
+
+    public CollateralManagementDomain getCollaterals() {
+        return this.collateral;
+    }
+
+    public Set<LoanCollateralManagement> getLoanCollateralManagementSet() {
+        return this.loanCollateralManagementSet;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/collateralmanagement/domain/CollateralManagementDomain.java

@@ -0,0 +1,160 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.collateralmanagement.domain;
+
+import java.math.BigDecimal;
+import java.util.HashSet;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.Set;
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.organisation.monetary.domain.ApplicationCurrency;
+import org.apache.fineract.portfolio.collateralmanagement.api.CollateralManagementJsonInputParams;
+
+@Entity
+@Table(name = "m_collateral_management")
+public class CollateralManagementDomain extends AbstractPersistableCustom {
+
+    @Column(name = "name", length = 20, columnDefinition = " ")
+    private String name;
+
+    @Column(name = "quality", nullable = false, length = 40)
+    private String quality;
+
+    @Column(name = "base_price", nullable = false, scale = 5, precision = 20)
+    private BigDecimal basePrice;
+
+    @Column(name = "unit_type", nullable = false, length = 10)
+    private String unitType;
+
+    @Column(name = "pct_to_base", nullable = false, scale = 5, precision = 20)
+    private BigDecimal pctToBase;
+
+    @ManyToOne
+    @JoinColumn(name = "currency")
+    private ApplicationCurrency currency;
+
+    @OneToMany(mappedBy = "collateral", cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.EAGER)
+    private Set<ClientCollateralManagement> clientCollateralManagements = new HashSet<>();
+
+    public CollateralManagementDomain() {
+
+    }
+
+    private CollateralManagementDomain(final String quality, final BigDecimal basePrice, final String unitType, final BigDecimal pctToBase,
+            final ApplicationCurrency currency, final String name) {
+        this.basePrice = basePrice;
+        this.currency = currency;
+        this.pctToBase = pctToBase;
+        this.unitType = unitType;
+        this.quality = quality;
+        this.name = name;
+    }
+
+    public static CollateralManagementDomain createNew(JsonCommand jsonCommand, final ApplicationCurrency applicationCurrency) {
+        String quality = jsonCommand.stringValueOfParameterNamed("quality");
+        BigDecimal basePrice = jsonCommand.bigDecimalValueOfParameterNamed("basePrice");
+        BigDecimal pctToBase = jsonCommand.bigDecimalValueOfParameterNamedDefaultToNullIfZero("pctToBase");
+        String unitType = jsonCommand.stringValueOfParameterNamed("unitType");
+        String name = jsonCommand.stringValueOfParameterNamed("name");
+        return new CollateralManagementDomain(quality, basePrice, unitType, pctToBase, applicationCurrency, name);
+    }
+
+    public Map<String, Object> update(final JsonCommand command, final ApplicationCurrency applicationCurrency) {
+        final Map<String, Object> changes = new LinkedHashMap<>(5);
+        final String nameParamName = CollateralManagementJsonInputParams.NAME.getValue();
+
+        if (command.isChangeInStringParameterNamed(nameParamName, this.name)) {
+            final String newValue = command.stringValueOfParameterNamed(nameParamName);
+            this.name = StringUtils.defaultIfEmpty(newValue, null);
+            changes.put(nameParamName, this.name);
+        }
+
+        final String qualityParamName = CollateralManagementJsonInputParams.QUALITY.getValue();
+        if (command.isChangeInStringParameterNamed(qualityParamName, this.quality)) {
+            final String newValue = command.stringValueOfParameterNamed(qualityParamName);
+            this.quality = newValue;
+            changes.put(qualityParamName, this.quality);
+        }
+
+        final String unitTypeParamName = CollateralManagementJsonInputParams.UNIT_TYPE.getValue();
+        if (command.isChangeInStringParameterNamed(unitTypeParamName, this.unitType)) {
+            final String newValue = command.stringValueOfParameterNamed(unitTypeParamName);
+            this.unitType = newValue;
+            changes.put(unitTypeParamName, this.unitType);
+        }
+
+        this.currency = applicationCurrency;
+
+        final String basePriceParamName = CollateralManagementJsonInputParams.BASE_PRICE.getValue();
+        if (command.isChangeInBigDecimalParameterNamed(basePriceParamName, this.basePrice)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(basePriceParamName);
+            this.basePrice = newValue;
+            changes.put(basePriceParamName, this.basePrice);
+        }
+
+        final String pctToBaseParamName = CollateralManagementJsonInputParams.PCT_TO_BASE.getValue();
+        if (command.isChangeInBigDecimalParameterNamed(pctToBaseParamName, this.pctToBase)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(pctToBaseParamName);
+            this.pctToBase = newValue;
+            changes.put(pctToBaseParamName, this.pctToBase);
+        }
+
+        return changes;
+    }
+
+    public String getQuality() {
+        return this.quality;
+    }
+
+    public String getUnitType() {
+        return this.unitType;
+    }
+
+    public ApplicationCurrency getCurrency() {
+        return this.currency;
+    }
+
+    public BigDecimal getBasePrice() {
+        return this.basePrice;
+    }
+
+    public BigDecimal getPctToBase() {
+        return this.pctToBase;
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public Set<ClientCollateralManagement> getClientCollateralManagements() {
+        return this.clientCollateralManagements;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/api/LoanApiConstants.java

@@ -0,0 +1,175 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.api;
+
+public interface LoanApiConstants {
+
+    String emiAmountParameterName = "fixedEmiAmount";
+    String maxOutstandingBalanceParameterName = "maxOutstandingLoanBalance";
+    String disbursementDataParameterName = "disbursementData";
+    String expectedDisbursementDateParameterName = "expectedDisbursementDate";
+    String disbursementPrincipalParameterName = "principal";
+    String principalParameterName = "principal";
+    String disbursementReversedParameterName = "reversed";
+    String disbursementNetDisbursalAmountParameterName = "netDisbursalAmount";
+    String updatedDisbursementDateParameterName = "updatedExpectedDisbursementDate";
+    String updatedDisbursementPrincipalParameterName = "updatedPrincipal";
+    String disbursementIdParameterName = "id";
+    String loanChargeIdParameterName = "loanChargeId";
+    String chargeIdParameterName = "chargeId";
+    String amountParameterName = "amount";
+    String chargeTimeTypeParameterName = "chargeTimeType";
+    String chargeCalculationTypeParameterName = "chargeCalculationType";
+    String principalDisbursedParameterName = "transactionAmount";
+    String chargesParameterName = "charges";
+    String loanIdTobeApproved = "loanId";
+    String postDatedChecks = "postDatedChecks";
+
+    String approvedLoanAmountParameterName = "approvedLoanAmount";
+    String approvedOnDateParameterName = "approvedOnDate";
+    String noteParameterName = "note";
+    String localeParameterName = "locale";
+    String dateFormatParameterName = "dateFormat";
+    String rejectedOnDateParameterName = "rejectedOnDate";
+    String withdrawnOnDateParameterName = "withdrawnOnDate";
+
+    String transactionProcessingStrategyCodeParameterName = "transactionProcessingStrategyCode";
+    String loanPurposeIdParameterName = "loanPurposeId";
+    String loanOfficerIdParameterName = "loanOfficerId";
+    String fundIdParameterName = "fundId";
+    String externalIdParameterName = "externalId";
+    String accountNoParameterName = "accountNo";
+    String productIdParameterName = "productId";
+    String calendarIdParameterName = "calendarId";
+    String loanTypeParameterName = "loanType";
+    String groupIdParameterName = "groupId";
+    String clientIdParameterName = "clientId";
+    String idParameterName = "id";
+    String graceOnInterestChargedParameterName = "graceOnInterestCharged";
+    String graceOnInterestPaymentParameterName = "graceOnInterestPayment";
+    String graceOnPrincipalPaymentParameterName = "graceOnPrincipalPayment";
+    String repaymentsStartingFromDateParameterName = "repaymentsStartingFromDate";
+    String interestRateFrequencyTypeParameterName = "interestRateFrequencyType";
+    String interestCalculationPeriodTypeParameterName = "interestCalculationPeriodType";
+    String interestTypeParameterName = "interestType";
+    String amortizationTypeParameterName = "amortizationType";
+    String amortizationTypeOptionsParameterName = "amortizationTypeOptions";
+    String repaymentFrequencyTypeParameterName = "repaymentFrequencyType";
+    String loanTermFrequencyTypeParameterName = "loanTermFrequencyType";
+    String loanTermFrequencyParameterName = "loanTermFrequency";
+    String numberOfRepaymentsParameterName = "numberOfRepayments";
+    String repaymentEveryParameterName = "repaymentEvery";
+    String interestRatePerPeriodParameterName = "interestRatePerPeriod";
+    String inArrearsToleranceParameterName = "inArrearsTolerance";
+    String interestChargedFromDateParameterName = "interestChargedFromDate";
+    String submittedOnDateParameterName = "submittedOnDate";
+    String submittedOnNoteParameterName = "submittedOnNote";
+    String collateralParameterName = "collateral";
+    String collateralsParameterName = "collaterals";
+    String clientCollateralIdParameterName = "clientCollateralId";
+
+    String quantityParameterName = "quantity";
+    String syncDisbursementWithMeetingParameterName = "syncDisbursementWithMeeting";
+    String linkAccountIdParameterName = "linkAccountId";
+    String createStandingInstructionAtDisbursementParameterName = "createStandingInstructionAtDisbursement";
+    String daysInYearTypeParameterName = "daysInYearType";
+    String daysInMonthTypeParameterName = "daysInMonthType";
+
+    String MULTIDISBURSE_DETAILS_PARAMNAME = "multiDisburseDetails";
+    String EMI_AMOUNT_VARIATIONS_PARAMNAME = "emiAmountVariations";
+    String COLLECTION_PARAMNAME = "collection";
+
+    // Interest recalculation related
+    String isInterestRecalculationEnabledParameterName = "isInterestRecalculationEnabled";
+    String interestRecalculationCompoundingMethodParameterName = "interestRecalculationCompoundingMethod";
+    String rescheduleStrategyMethodParameterName = "rescheduleStrategyMethod";
+    String repaymentFrequencyNthDayTypeParameterName = "repaymentFrequencyNthDayType";
+    String repaymentFrequencyDayOfWeekTypeParameterName = "repaymentFrequencyDayOfWeekType";
+
+    // Floating interest rate related
+    String interestRateDifferentialParameterName = "interestRateDifferential";
+    String isFloatingInterestRateParameterName = "isFloatingInterestRate";
+
+    // Error codes
+    String LOAN_CHARGE_CAN_NOT_BE_ADDED_WITH_INTEREST_CALCULATION_TYPE = "loancharge.with.calculation.type.interest.not.allowed";
+    String LOAN_CHARGE_CAN_NOT_BE_ADDED_WITH_PRINCIPAL_CALCULATION_TYPE = "loancharge.with.calculation.type.principal.not.allowed";
+    String DISBURSEMENT_DATE_START_WITH_ERROR = "first.disbursement.date.must.start.with.expected.disbursement.date";
+    String PRINCIPAL_AMOUNT_SHOULD_BE_SAME = "sum.of.multi.disburse.amounts.must.equal.with.total.principal";
+    String DISBURSEMENT_DATE_UNIQUE_ERROR = "disbursement.date.must.be.unique.for.tranches";
+    String ALREADY_DISBURSED = "can.not.change.disbursement.date";
+    String APPROVED_AMOUNT_IS_LESS_THAN_SUM_OF_TRANCHES = "sum.of.multi.disburse.amounts.must.be.equal.to.or.lesser.than.approved.principal";
+    String DISBURSEMENT_DATES_NOT_IN_ORDER = "disbursements.should.be.ordered.based.on.their.disbursement.dates";
+    String DISBURSEMENT_DATE_BEFORE_ERROR = "disbursement.date.of.tranche.cannot.be.before.expected.disbursement.date";
+    String LOAN_COLLATERAL_TOTAL_VALUE_SHOULD_BE_SUFFICIENT = "sum.of.multi.collateral.values.must.equal.or.greater.than.principal.amount";
+
+    String isFloatingInterestRate = "isFloatingInterestRate";
+    String interestRateDifferential = "interestRateDifferential";
+
+    String exceptionParamName = "exceptions";
+    String modifiedinstallmentsParamName = "modifiedinstallments";
+    String newinstallmentsParamName = "newinstallments";
+    String deletedinstallmentsParamName = "deletedinstallments";
+    String dueDateParamName = "dueDate";
+    String modifiedDueDateParamName = "modifiedDueDate";
+    String principalParamName = "principal";
+    String parentAccountParamName = "isParentAccount";
+    String totalLoanParamName = "totalLoan";
+    String installmentAmountParamName = "installmentAmount";
+    // loan write off
+    String WRITEOFFREASONS = "WriteOffReasons";
+    // loan charge-off
+    String CHARGE_OFF_REASONS = "ChargeOffReasons";
+    // fore closure constants
+    String transactionDateParamName = "transactionDate";
+    String noteParamName = "note";
+
+    String canUseForTopup = "canUseForTopup";
+    String clientActiveLoanOptions = "clientActiveLoanOptions";
+    String isTopup = "isTopup";
+    String loanIdToClose = "loanIdToClose";
+    String topupAmount = "topupAmount";
+
+    String datatables = "datatables";
+
+    String isEqualAmortizationParam = "isEqualAmortization";
+    String applicationId = "applicationId";
+    String lastApplication = "lastApplication";
+
+    String fixedPrincipalPercentagePerInstallmentParamName = "fixedPrincipalPercentagePerInstallment";
+
+    String LOAN_ASSOCIATIONS_ALL = "all";
+    String chargeOffReasonIdParamName = "chargeOffReasonId";
+
+    // Reversal Transation Data
+    String REVERSAL_EXTERNAL_ID_PARAMNAME = "reversalExternalId";
+    String REVERSED_ON_DATE_PARAMNAME = "reversedOnDate";
+
+    String DISALLOW_EXPECTED_DISBURSEMENTS = "disallowExpectedDisbursements";
+
+    String TRANSACTION_AMOUNT_PARAMNAME = "transactionAmount";
+    String PAYMENT_TYPE_PARAMNAME = "paymentTypeId";
+    String FRAUD_ATTRIBUTE_NAME = "fraud";
+
+    // Commands
+    String CHARGEBACK_TRANSACTION_COMMAND = "chargeback";
+    String MARK_AS_FRAUD_COMMAND = "markAsFraud";
+
+    // Data Validator names
+    String LOAN_FRAUD_DATAVALIDATOR_PREFIX = "loans.fraud";
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/command/LoanChargeCommand.java

@@ -0,0 +1,59 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.command;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanCharge;
+
+/**
+ * Java object representation of {@link LoanCharge} API JSON.
+ */
+public class LoanChargeCommand implements Comparable<LoanChargeCommand> {
+
+    @SuppressWarnings("unused")
+    private final Long id;
+    private final Long chargeId;
+    private final BigDecimal amount;
+    @SuppressWarnings("unused")
+    private final Integer chargeTimeType;
+    @SuppressWarnings("unused")
+    private final Integer chargeCalculationType;
+    @SuppressWarnings("unused")
+    private final LocalDate dueDate;
+
+    public LoanChargeCommand(final Long id, final Long chargeId, final BigDecimal amount, final Integer chargeTimeType,
+            final Integer chargeCalculationType, final LocalDate dueDate) {
+        this.id = id;
+        this.chargeId = chargeId;
+        this.amount = amount;
+        this.chargeTimeType = chargeTimeType;
+        this.chargeCalculationType = chargeCalculationType;
+        this.dueDate = dueDate;
+    }
+
+    @Override
+    public int compareTo(final LoanChargeCommand o) {
+        int comparison = this.chargeId.compareTo(o.chargeId);
+        if (comparison == 0) {
+            comparison = this.amount.compareTo(o.amount);
+        }
+        return comparison;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/DisbursementData.java

@@ -0,0 +1,109 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+/**
+ * Immutable data object representing disbursement information.
+ */
+@RequiredArgsConstructor
+@Getter
+public final class DisbursementData implements Comparable<DisbursementData> {
+
+    private final Long id;
+    private final LocalDate expectedDisbursementDate;
+    private final LocalDate actualDisbursementDate;
+    private final BigDecimal principal;
+    private final BigDecimal netDisbursalAmount;
+    private final String loanChargeId;
+    private final BigDecimal chargeAmount;
+    private final BigDecimal waivedChargeAmount;
+
+    // import fields
+    private transient Integer rowIndex;
+    private String dateFormat;
+    private String locale;
+    private String note;
+    private transient String linkAccountId;
+
+    public static DisbursementData importInstance(LocalDate actualDisbursementDate, String linkAccountId, Integer rowIndex, String locale,
+            String dateFormat) {
+        return new DisbursementData(actualDisbursementDate, linkAccountId, rowIndex, locale, dateFormat);
+    }
+
+    private DisbursementData(LocalDate actualDisbursementDate, String linkAccountId, Integer rowIndex, String locale, String dateFormat) {
+        this.dateFormat = dateFormat;
+        this.locale = locale;
+        this.actualDisbursementDate = actualDisbursementDate;
+        this.rowIndex = rowIndex;
+        this.note = "";
+        this.linkAccountId = linkAccountId;
+        this.id = null;
+        this.expectedDisbursementDate = null;
+        this.principal = null;
+        this.loanChargeId = null;
+        this.chargeAmount = null;
+        this.waivedChargeAmount = null;
+        this.netDisbursalAmount = null;
+
+    }
+
+    public LocalDate disbursementDate() {
+        LocalDate disbursementDate = this.expectedDisbursementDate;
+        if (this.actualDisbursementDate != null) {
+            disbursementDate = this.actualDisbursementDate;
+        }
+        return disbursementDate;
+    }
+
+    public boolean isDisbursed() {
+        return this.actualDisbursementDate != null;
+    }
+
+    @Override
+    public int compareTo(final DisbursementData obj) {
+        if (obj == null) {
+            return -1;
+        }
+
+        return obj.expectedDisbursementDate.compareTo(this.expectedDisbursementDate);
+    }
+
+    public boolean isDueForDisbursement(final LocalDate fromNotInclusive, final LocalDate upToAndInclusive) {
+        final LocalDate dueDate = disbursementDate();
+        return occursOnDayFromAndUpToAndIncluding(fromNotInclusive, upToAndInclusive, dueDate);
+    }
+
+    private boolean occursOnDayFromAndUpToAndIncluding(final LocalDate fromNotInclusive, final LocalDate upToAndInclusive,
+            final LocalDate target) {
+        return target != null && target.isAfter(fromNotInclusive) && !target.isAfter(upToAndInclusive);
+    }
+
+    public BigDecimal getWaivedChargeAmount() {
+        if (this.waivedChargeAmount == null) {
+            return BigDecimal.ZERO;
+        }
+        return this.waivedChargeAmount;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/HolidayDetailDTO.java

@@ -0,0 +1,69 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.util.List;
+import org.apache.fineract.organisation.holiday.domain.Holiday;
+import org.apache.fineract.organisation.workingdays.domain.WorkingDays;
+
+public class HolidayDetailDTO {
+
+    final boolean isHolidayEnabled;
+    final List<Holiday> holidays;
+    final WorkingDays workingDays;
+    final boolean allowTransactionsOnHoliday;
+    final boolean allowTransactionsOnNonWorkingDay;
+
+    public HolidayDetailDTO(final boolean isHolidayEnabled, final List<Holiday> holidays, final WorkingDays workingDays) {
+        this.isHolidayEnabled = isHolidayEnabled;
+        this.holidays = holidays;
+        this.workingDays = workingDays;
+        this.allowTransactionsOnHoliday = false;
+        this.allowTransactionsOnNonWorkingDay = false;
+    }
+
+    public HolidayDetailDTO(final boolean isHolidayEnabled, final List<Holiday> holidays, final WorkingDays workingDays,
+            final boolean allowTransactionsOnHoliday, final boolean allowTransactionsOnNonWorkingDay) {
+        this.isHolidayEnabled = isHolidayEnabled;
+        this.holidays = holidays;
+        this.workingDays = workingDays;
+        this.allowTransactionsOnHoliday = allowTransactionsOnHoliday;
+        this.allowTransactionsOnNonWorkingDay = allowTransactionsOnNonWorkingDay;
+    }
+
+    public boolean isHolidayEnabled() {
+        return this.isHolidayEnabled;
+    }
+
+    public List<Holiday> getHolidays() {
+        return this.holidays;
+    }
+
+    public WorkingDays getWorkingDays() {
+        return this.workingDays;
+    }
+
+    public boolean isAllowTransactionsOnHoliday() {
+        return this.allowTransactionsOnHoliday;
+    }
+
+    public boolean isAllowTransactionsOnNonWorkingDay() {
+        return this.allowTransactionsOnNonWorkingDay;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanChargeData.java

@@ -0,0 +1,430 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.Collection;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import org.apache.fineract.infrastructure.core.data.EnumOptionData;
+import org.apache.fineract.infrastructure.core.domain.ExternalId;
+import org.apache.fineract.organisation.monetary.data.CurrencyData;
+import org.apache.fineract.portfolio.charge.data.ChargeData;
+import org.apache.fineract.portfolio.charge.domain.ChargePaymentMode;
+import org.apache.fineract.portfolio.charge.domain.ChargeTimeType;
+
+/**
+ * Immutable data object for loan charge data.
+ */
+@Getter
+@Builder
+@AllArgsConstructor
+public class LoanChargeData {
+
+    private final Long id;
+    private final Long chargeId;
+    private final String name;
+    private final EnumOptionData chargeTimeType;
+
+    private final LocalDate submittedOnDate;
+
+    private final LocalDate dueDate;
+
+    private final EnumOptionData chargeCalculationType;
+
+    private final BigDecimal percentage;
+
+    private final BigDecimal amountPercentageAppliedTo;
+
+    private final CurrencyData currency;
+
+    private final BigDecimal amount;
+
+    private final BigDecimal amountPaid;
+    private final BigDecimal amountWaived;
+    private final BigDecimal amountWrittenOff;
+
+    private final BigDecimal amountOutstanding;
+
+    private final BigDecimal amountOrPercentage;
+
+    private final Collection<ChargeData> chargeOptions;
+
+    private final boolean penalty;
+
+    private final EnumOptionData chargePaymentMode;
+
+    private final boolean paid;
+
+    private final boolean waived;
+
+    private final boolean chargePayable;
+
+    private final Long loanId;
+
+    private final BigDecimal minCap;
+
+    private final BigDecimal maxCap;
+
+    private final Collection<LoanInstallmentChargeData> installmentChargeData;
+
+    private BigDecimal amountAccrued;
+
+    private BigDecimal amountUnrecognized;
+
+    private final ExternalId externalId;
+
+    private final ExternalId externalLoanId;
+
+    public static LoanChargeData template(final Collection<ChargeData> chargeOptions) {
+        return new LoanChargeData(null, null, null, null, null, null, null, null, chargeOptions, false, null, false, false, null,
+                ExternalId.empty(), null, null, null, null, ExternalId.empty());
+    }
+
+    /**
+     * used when populating with details from charge definition (for crud on charges)
+     */
+    public static LoanChargeData newLoanChargeDetails(final Long chargeId, final String name, final CurrencyData currency,
+            final BigDecimal amount, final BigDecimal percentage, final EnumOptionData chargeTimeType,
+            final EnumOptionData chargeCalculationType, final boolean penalty, final EnumOptionData chargePaymentMode,
+            final BigDecimal minCap, final BigDecimal maxCap, final ExternalId externalId) {
+        return new LoanChargeData(null, chargeId, name, currency, amount, percentage, chargeTimeType, chargeCalculationType, null, penalty,
+                chargePaymentMode, false, false, null, ExternalId.empty(), minCap, maxCap, null, null, externalId);
+    }
+
+    public LoanChargeData(final Long id, final Long chargeId, final String name, final CurrencyData currency, final BigDecimal amount,
+            final BigDecimal amountPaid, final BigDecimal amountWaived, final BigDecimal amountWrittenOff,
+            final BigDecimal amountOutstanding, final EnumOptionData chargeTimeType, final LocalDate submittedOnDate,
+            final LocalDate dueDate, final EnumOptionData chargeCalculationType, final BigDecimal percentage,
+            final BigDecimal amountPercentageAppliedTo, final boolean penalty, final EnumOptionData chargePaymentMode, final boolean paid,
+            final boolean waived, final Long loanId, final ExternalId externalLoanId, final BigDecimal minCap, final BigDecimal maxCap,
+            final BigDecimal amountOrPercentage, Collection<LoanInstallmentChargeData> installmentChargeData, final ExternalId externalId) {
+        this.id = id;
+        this.chargeId = chargeId;
+        this.name = name;
+        this.currency = currency;
+        this.amount = amount;
+        this.amountPaid = amountPaid;
+        this.amountWaived = amountWaived;
+        this.amountWrittenOff = amountWrittenOff;
+        this.amountOutstanding = amountOutstanding;
+        this.chargeTimeType = chargeTimeType;
+        this.submittedOnDate = submittedOnDate;
+        this.dueDate = dueDate;
+        this.chargeCalculationType = chargeCalculationType;
+        this.percentage = percentage;
+        this.amountPercentageAppliedTo = amountPercentageAppliedTo;
+        this.penalty = penalty;
+        this.chargePaymentMode = chargePaymentMode;
+        this.paid = paid;
+        this.waived = waived;
+        this.minCap = minCap;
+        this.maxCap = maxCap;
+        if (amountOrPercentage == null) {
+            if (chargeCalculationType != null && chargeCalculationType.getId().intValue() > 1) {
+                this.amountOrPercentage = this.percentage;
+            } else {
+                this.amountOrPercentage = amount;
+            }
+        } else {
+            this.amountOrPercentage = amountOrPercentage;
+        }
+
+        this.chargeOptions = null;
+        this.chargePayable = isChargePayable();
+        this.loanId = loanId;
+        this.installmentChargeData = installmentChargeData;
+        this.amountAccrued = null;
+        this.amountUnrecognized = null;
+        this.externalId = externalId;
+        this.externalLoanId = externalLoanId;
+    }
+
+    private LoanChargeData(final Long id, final Long chargeId, final String name, final CurrencyData currency, final BigDecimal amount,
+            final BigDecimal percentage, final EnumOptionData chargeTimeType, final EnumOptionData chargeCalculationType,
+            final Collection<ChargeData> chargeOptions, final boolean penalty, final EnumOptionData chargePaymentMode, final boolean paid,
+            final boolean waived, final Long loanId, final ExternalId externalLoanId, final BigDecimal minCap, final BigDecimal maxCap,
+            final BigDecimal amountOrPercentage, Collection<LoanInstallmentChargeData> installmentChargeData, final ExternalId externalId) {
+        this.id = id;
+        this.chargeId = chargeId;
+        this.name = name;
+        this.currency = currency;
+        this.amount = amount;
+        this.amountPaid = BigDecimal.ZERO;
+        this.amountWaived = BigDecimal.ZERO;
+        this.amountWrittenOff = BigDecimal.ZERO;
+        this.amountOutstanding = amount;
+        this.chargeTimeType = chargeTimeType;
+        this.submittedOnDate = null;
+        this.dueDate = null;
+        this.chargeCalculationType = chargeCalculationType;
+        this.percentage = percentage;
+        this.amountPercentageAppliedTo = null;
+        this.penalty = penalty;
+        this.chargePaymentMode = chargePaymentMode;
+        this.paid = paid;
+        this.waived = waived;
+
+        if (amountOrPercentage == null) {
+            if (chargeCalculationType != null && chargeCalculationType.getId().intValue() > 1) {
+                this.amountOrPercentage = this.percentage;
+            } else {
+                this.amountOrPercentage = amount;
+            }
+        } else {
+            this.amountOrPercentage = amountOrPercentage;
+        }
+
+        this.chargeOptions = chargeOptions;
+        this.chargePayable = isChargePayable();
+        this.loanId = loanId;
+        this.externalLoanId = externalLoanId;
+        this.minCap = minCap;
+        this.maxCap = maxCap;
+        this.installmentChargeData = installmentChargeData;
+        this.amountAccrued = null;
+        this.amountUnrecognized = null;
+        this.externalId = externalId;
+    }
+
+    public LoanChargeData(final Long id, final LocalDate dueAsOfDate, final LocalDate submittedOnDate, final BigDecimal amountOutstanding,
+            EnumOptionData chargeTimeType, final Long loanId, final ExternalId externalLoanId,
+            Collection<LoanInstallmentChargeData> installmentChargeData, final ExternalId externalId) {
+        this.id = id;
+        this.chargeId = null;
+        this.name = null;
+        this.currency = null;
+        this.amount = null;
+        this.amountPaid = null;
+        this.amountWaived = null;
+        this.amountWrittenOff = null;
+        this.amountOutstanding = amountOutstanding;
+        this.chargeTimeType = chargeTimeType;
+        this.submittedOnDate = submittedOnDate;
+        this.dueDate = dueAsOfDate;
+        this.chargeCalculationType = null;
+        this.percentage = null;
+        this.amountPercentageAppliedTo = null;
+        this.penalty = false;
+        this.chargePaymentMode = null;
+        this.paid = false;
+        this.waived = false;
+        this.amountOrPercentage = null;
+        this.chargeOptions = null;
+        this.chargePayable = false;
+        this.loanId = loanId;
+        this.minCap = null;
+        this.maxCap = null;
+        this.installmentChargeData = installmentChargeData;
+        this.amountAccrued = null;
+        this.amountUnrecognized = null;
+        this.externalId = externalId;
+        this.externalLoanId = externalLoanId;
+    }
+
+    public LoanChargeData(final Long id, final Long chargeId, final LocalDate dueAsOfDate, final LocalDate submittedOnDate,
+            EnumOptionData chargeTimeType, final BigDecimal amount, final BigDecimal amountAccrued, final BigDecimal amountWaived,
+            final boolean penalty, final ExternalId externalId) {
+        this.id = id;
+        this.chargeId = chargeId;
+        this.name = null;
+        this.currency = null;
+        this.amount = amount;
+        this.amountPaid = null;
+        this.amountWaived = amountWaived;
+        this.amountWrittenOff = null;
+        this.amountOutstanding = null;
+        this.chargeTimeType = chargeTimeType;
+        this.submittedOnDate = submittedOnDate;
+        this.dueDate = dueAsOfDate;
+        this.chargeCalculationType = null;
+        this.percentage = null;
+        this.amountPercentageAppliedTo = null;
+        this.penalty = penalty;
+        this.chargePaymentMode = null;
+        this.paid = false;
+        this.waived = false;
+        this.amountOrPercentage = null;
+        this.chargeOptions = null;
+        this.chargePayable = false;
+        this.loanId = null;
+        this.externalLoanId = ExternalId.empty();
+        this.minCap = null;
+        this.maxCap = null;
+        this.installmentChargeData = null;
+        this.amountAccrued = amountAccrued;
+        this.amountUnrecognized = null;
+        this.externalId = externalId;
+    }
+
+    public LoanChargeData(final BigDecimal amountUnrecognized, final LoanChargeData chargeData) {
+        this.id = chargeData.id;
+        this.chargeId = chargeData.chargeId;
+        this.name = null;
+        this.currency = null;
+        this.amount = chargeData.amount;
+        this.amountPaid = null;
+        this.amountWaived = chargeData.amountWaived;
+        this.amountWrittenOff = null;
+        this.amountOutstanding = null;
+        this.chargeTimeType = chargeData.chargeTimeType;
+        this.submittedOnDate = chargeData.submittedOnDate;
+        this.dueDate = chargeData.dueDate;
+        this.chargeCalculationType = null;
+        this.percentage = null;
+        this.amountPercentageAppliedTo = null;
+        this.penalty = chargeData.penalty;
+        this.chargePaymentMode = null;
+        this.paid = false;
+        this.waived = false;
+        this.amountOrPercentage = null;
+        this.chargeOptions = null;
+        this.chargePayable = false;
+        this.loanId = null;
+        this.externalLoanId = ExternalId.empty();
+        this.minCap = null;
+        this.maxCap = null;
+        this.installmentChargeData = null;
+        this.amountAccrued = chargeData.amountAccrued;
+        this.amountUnrecognized = amountUnrecognized;
+        this.externalId = chargeData.externalId;
+    }
+
+    public LoanChargeData(LoanChargeData chargeData, Collection<LoanInstallmentChargeData> installmentChargeData) {
+        this.id = chargeData.id;
+        this.chargeId = chargeData.chargeId;
+        this.name = chargeData.name;
+        this.currency = chargeData.currency;
+        this.amount = chargeData.amount;
+        this.amountPaid = chargeData.amountPaid;
+        this.amountWaived = chargeData.amountWaived;
+        this.amountWrittenOff = chargeData.amountWrittenOff;
+        this.amountOutstanding = chargeData.amountOutstanding;
+        this.chargeTimeType = chargeData.chargeTimeType;
+        this.submittedOnDate = chargeData.submittedOnDate;
+        this.dueDate = chargeData.dueDate;
+        this.chargeCalculationType = chargeData.chargeCalculationType;
+        this.percentage = chargeData.percentage;
+        this.amountPercentageAppliedTo = chargeData.amountPercentageAppliedTo;
+        this.penalty = chargeData.penalty;
+        this.chargePaymentMode = chargeData.chargePaymentMode;
+        this.paid = chargeData.paid;
+        this.waived = chargeData.waived;
+        this.minCap = chargeData.minCap;
+        this.maxCap = chargeData.maxCap;
+        this.amountOrPercentage = chargeData.amountOrPercentage;
+        this.chargeOptions = chargeData.chargeOptions;
+        this.chargePayable = chargeData.chargePayable;
+        this.loanId = chargeData.loanId;
+        this.externalLoanId = chargeData.externalLoanId;
+        this.installmentChargeData = installmentChargeData;
+        this.amountAccrued = chargeData.amountAccrued;
+        this.amountUnrecognized = chargeData.amountUnrecognized;
+        this.externalId = chargeData.externalId;
+    }
+
+    public LoanChargeData(final Long id, final LocalDate dueAsOfDate, final BigDecimal amount, final EnumOptionData chargeCalculationType,
+            final EnumOptionData chargeTimeType) {
+        this.id = null;
+        this.chargeId = id;
+        this.name = null;
+        this.currency = null;
+        this.amount = amount;
+        this.amountPaid = null;
+        this.amountWaived = null;
+        this.amountWrittenOff = null;
+        this.amountOutstanding = null;
+        this.chargeTimeType = chargeTimeType;
+        this.submittedOnDate = null;
+        this.dueDate = dueAsOfDate;
+        this.chargeCalculationType = chargeCalculationType;
+        this.percentage = null;
+        this.amountPercentageAppliedTo = null;
+        this.penalty = false;
+        this.chargePaymentMode = null;
+        this.paid = false;
+        this.waived = false;
+        this.amountOrPercentage = null;
+        this.chargeOptions = null;
+        this.chargePayable = false;
+        this.loanId = null;
+        this.externalLoanId = ExternalId.empty();
+        this.minCap = null;
+        this.maxCap = null;
+        this.installmentChargeData = null;
+        this.amountAccrued = null;
+        this.amountUnrecognized = null;
+        this.externalId = ExternalId.empty();
+    }
+
+    public LoanChargeData(final Long id, final LocalDate dueAsOfDate, final BigDecimal amountOrPercentage) {
+        this.id = id;
+        this.chargeId = null;
+        this.name = null;
+        this.currency = null;
+        this.amount = null;
+        this.amountPaid = null;
+        this.amountWaived = null;
+        this.amountWrittenOff = null;
+        this.amountOutstanding = null;
+        this.chargeTimeType = null;
+        this.submittedOnDate = null;
+        this.dueDate = dueAsOfDate;
+        this.chargeCalculationType = null;
+        this.percentage = null;
+        this.amountPercentageAppliedTo = null;
+        this.penalty = false;
+        this.chargePaymentMode = null;
+        this.paid = false;
+        this.waived = false;
+        this.amountOrPercentage = amountOrPercentage;
+        this.chargeOptions = null;
+        this.chargePayable = false;
+        this.loanId = null;
+        this.externalLoanId = ExternalId.empty();
+        this.minCap = null;
+        this.maxCap = null;
+        this.installmentChargeData = null;
+        this.amountAccrued = null;
+        this.amountUnrecognized = null;
+        this.externalId = ExternalId.empty();
+    }
+
+    public boolean isChargePayable() {
+        boolean isAccountTransfer = false;
+        if (this.chargePaymentMode != null) {
+            isAccountTransfer = ChargePaymentMode.fromInt(this.chargePaymentMode.getId().intValue()).isPaymentModeAccountTransfer();
+        }
+        return isAccountTransfer && !this.paid && !this.waived;
+    }
+
+    public boolean isInstallmentFee() {
+        boolean isInstalmentFee = false;
+        if (this.chargeTimeType != null) {
+            isInstalmentFee = ChargeTimeType.fromInt(this.chargeTimeType.getId().intValue()).isInstalmentFee();
+        }
+        return isInstalmentFee;
+    }
+
+    public void updateAmountAccrued(BigDecimal amountAccrued) {
+        this.amountAccrued = amountAccrued;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanChargePaidByData.java

@@ -0,0 +1,46 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@Getter
+@RequiredArgsConstructor
+public class LoanChargePaidByData {
+
+    private final Long id;
+    private final BigDecimal amount;
+    private final Integer installmentNumber;
+    private final Long chargeId;
+    private final Long transactionId;
+    private final String name;
+
+    public LoanChargePaidByData(final Long id, final BigDecimal amount, final Integer installmentNumber, final Long chargeId,
+            final Long transactionId) {
+        this.id = id;
+        this.amount = amount;
+        this.installmentNumber = installmentNumber;
+        this.chargeId = chargeId;
+        this.transactionId = transactionId;
+        this.name = null;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanChargePaidDetail.java

@@ -0,0 +1,47 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanRepaymentScheduleInstallment;
+
+public class LoanChargePaidDetail {
+
+    private final Money amount;
+    private final LoanRepaymentScheduleInstallment installment;
+    private final boolean isFeeCharge;
+
+    public LoanChargePaidDetail(Money amount, LoanRepaymentScheduleInstallment installment, boolean isFeeCharge) {
+        this.amount = amount;
+        this.installment = installment;
+        this.isFeeCharge = isFeeCharge;
+    }
+
+    public Money getAmount() {
+        return this.amount;
+    }
+
+    public LoanRepaymentScheduleInstallment getInstallment() {
+        return this.installment;
+    }
+
+    public boolean isFeeCharge() {
+        return this.isFeeCharge;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanCollateralManagementData.java

@@ -0,0 +1,38 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+@Getter
+public class LoanCollateralManagementData {
+
+    private final Long clientCollateralId;
+
+    private final BigDecimal quantity;
+
+    private final BigDecimal total;
+
+    private final BigDecimal totalCollateral;
+
+    private final Long id;
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanInstallmentChargeData.java

@@ -0,0 +1,39 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import lombok.Builder;
+import lombok.Getter;
+
+@Getter
+@Builder
+public class LoanInstallmentChargeData {
+
+    private final Integer installmentNumber;
+    private final LocalDate dueDate;
+    private final BigDecimal amount;
+    private final BigDecimal amountOutstanding;
+    private final BigDecimal amountWaived;
+    private final boolean paid;
+    private final boolean waived;
+    private BigDecimal amountAccrued;
+    private BigDecimal amountUnrecognized;
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanRepaymentScheduleInstallmentData.java

@@ -0,0 +1,43 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@AllArgsConstructor
+@Getter
+public final class LoanRepaymentScheduleInstallmentData {
+
+    private Long id;
+
+    private Integer installmentId;
+
+    private LocalDate date;
+
+    private BigDecimal amount;
+
+    public static LoanRepaymentScheduleInstallmentData instanceOf(final Long id, final Integer installmentId, final LocalDate date,
+            final BigDecimal amount) {
+        return new LoanRepaymentScheduleInstallmentData(id, installmentId, date, amount);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanStatusEnumData.java

@@ -0,0 +1,54 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import lombok.Getter;
+
+/**
+ * Immutable data object represent loan status enumerations.
+ */
+@Getter
+public class LoanStatusEnumData {
+
+    private final Long id;
+    private final String code;
+    private final String value;
+    private final boolean pendingApproval;
+    private final boolean waitingForDisbursal;
+    private final boolean active;
+    private final boolean closedObligationsMet;
+    private final boolean closedWrittenOff;
+    private final boolean closedRescheduled;
+    private final boolean closed;
+    private final boolean overpaid;
+
+    public LoanStatusEnumData(final Long id, final String code, final String value) {
+        this.id = id;
+        this.code = code;
+        this.value = value;
+        this.pendingApproval = Long.valueOf(100).equals(this.id);
+        this.waitingForDisbursal = Long.valueOf(200).equals(this.id);
+        this.active = Long.valueOf(300).equals(this.id);
+        this.closedObligationsMet = Long.valueOf(600).equals(this.id);
+        this.closedWrittenOff = Long.valueOf(601).equals(this.id);
+        this.closedRescheduled = Long.valueOf(602).equals(this.id);
+        this.closed = this.closedObligationsMet || this.closedWrittenOff || this.closedRescheduled;
+        this.overpaid = Long.valueOf(700).equals(this.id);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanTermVariationsData.java

@@ -0,0 +1,109 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import lombok.Getter;
+import org.apache.fineract.infrastructure.core.data.EnumOptionData;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanTermVariationType;
+
+@Getter
+public class LoanTermVariationsData implements Comparable<LoanTermVariationsData> {
+
+    private final Long id;
+    private final EnumOptionData termType;
+    private LocalDate termVariationApplicableFrom;
+    private final BigDecimal decimalValue;
+    private final LocalDate dateValue;
+    private final boolean isSpecificToInstallment;
+    private Boolean isProcessed;
+
+    public LoanTermVariationsData(final Long id, final EnumOptionData termType, final LocalDate termVariationApplicableFrom,
+            final BigDecimal decimalValue, final LocalDate dateValue, final boolean isSpecificToInstallment) {
+        this.id = id;
+        this.termType = termType;
+        this.termVariationApplicableFrom = termVariationApplicableFrom;
+        this.decimalValue = decimalValue;
+        this.dateValue = dateValue;
+        this.isSpecificToInstallment = isSpecificToInstallment;
+    }
+
+    public LoanTermVariationsData(final EnumOptionData termType, final LocalDate termVariationApplicableFrom, final BigDecimal decimalValue,
+            LocalDate dateValue, final boolean isSpecificToInstallment) {
+        this.id = null;
+        this.termType = termType;
+        this.termVariationApplicableFrom = termVariationApplicableFrom;
+        this.decimalValue = decimalValue;
+        this.dateValue = dateValue;
+        this.isSpecificToInstallment = isSpecificToInstallment;
+    }
+
+    public LoanTermVariationType getTermVariationType() {
+        return LoanTermVariationType.fromInt(this.termType.getId().intValue());
+    }
+
+    public boolean isApplicable(final LocalDate fromDate, final LocalDate dueDate) {
+        return occursOnDayFromAndUpTo(fromDate, dueDate, this.termVariationApplicableFrom);
+    }
+
+    private boolean occursOnDayFromAndUpTo(final LocalDate fromNotInclusive, final LocalDate upToInclusive, final LocalDate target) {
+        return target != null && target.isAfter(fromNotInclusive) && !target.isAfter(upToInclusive);
+    }
+
+    public boolean isApplicable(final LocalDate fromDate) {
+        return occursBefore(fromDate, this.termVariationApplicableFrom);
+    }
+
+    private boolean occursBefore(final LocalDate date, final LocalDate target) {
+        return target != null && !target.isAfter(date);
+    }
+
+    public boolean isSpecificToInstallment() {
+        return this.isSpecificToInstallment;
+    }
+
+    public boolean isIsSpecificToInstallment() {
+        return this.isSpecificToInstallment;
+    }
+
+    public Boolean isProcessed() {
+        return this.isProcessed == null ? false : this.isProcessed;
+    }
+
+    public void setProcessed(Boolean isProcessed) {
+        this.isProcessed = isProcessed;
+    }
+
+    @Override
+    public int compareTo(LoanTermVariationsData o) {
+        int comparsion = getTermVariationApplicableFrom().compareTo(o.getTermVariationApplicableFrom());
+        if (comparsion == 0) {
+            if (o.getTermVariationType().isDueDateVariation() || o.getTermVariationType().isInsertInstallment()) {
+                comparsion = 1;
+            }
+        }
+        return comparsion;
+    }
+
+    public void setApplicableFromDate(final LocalDate applicableFromDate) {
+        this.termVariationApplicableFrom = applicableFromDate;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanTermVariationsDataWrapper.java

@@ -0,0 +1,174 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.ListIterator;
+
+public class LoanTermVariationsDataWrapper {
+
+    private final List<LoanTermVariationsData> exceptionData;
+    private ListIterator<LoanTermVariationsData> iterator;
+    private final List<LoanTermVariationsData> interestRateChanges;
+    private final List<LoanTermVariationsData> interestRateFromInstallment;
+    private final List<LoanTermVariationsData> dueDateVariation;
+    private ListIterator<LoanTermVariationsData> dueDateIterator;
+
+    public LoanTermVariationsDataWrapper(final List<LoanTermVariationsData> exceptionData) {
+        if (exceptionData == null) {
+            this.exceptionData = new ArrayList<>(1);
+        } else {
+            this.exceptionData = exceptionData;
+        }
+        this.interestRateChanges = new ArrayList<>();
+        this.dueDateVariation = new ArrayList<>();
+        this.interestRateFromInstallment = new ArrayList<>();
+        deriveLoanTermVariations();
+    }
+
+    public boolean hasVariation(final LocalDate date) {
+        ListIterator<LoanTermVariationsData> iterator = this.iterator;
+        return hasNext(date, iterator);
+    }
+
+    private boolean hasNext(final LocalDate date, ListIterator<LoanTermVariationsData> iterator) {
+        boolean hasVariation = false;
+        if (iterator.hasNext()) {
+            LoanTermVariationsData loanTermVariationsData = iterator.next();
+            if (!loanTermVariationsData.getTermVariationApplicableFrom().isAfter(date)) {
+                hasVariation = true;
+            }
+            iterator.previous();
+        }
+        return hasVariation;
+    }
+
+    public boolean hasDueDateVariation(final LocalDate date) {
+        ListIterator<LoanTermVariationsData> iterator = this.dueDateIterator;
+        return hasNext(date, iterator);
+    }
+
+    public LoanTermVariationsData nextVariation() {
+        return this.iterator.next();
+    }
+
+    public LoanTermVariationsData nextDueDateVariation() {
+        return this.dueDateIterator.next();
+    }
+
+    public LoanTermVariationsData previousDueDateVariation() {
+        return this.dueDateIterator.previous();
+    }
+
+    public List<LoanTermVariationsData> getInterestRateChanges() {
+        return this.interestRateChanges;
+    }
+
+    public List<LoanTermVariationsData> getDueDateVariation() {
+        return this.dueDateVariation;
+    }
+
+    public List<LoanTermVariationsData> getExceptionData() {
+        return this.exceptionData;
+    }
+
+    public void setExceptionData(final List<LoanTermVariationsData> exceptionData) {
+        clearTerms();
+        this.exceptionData.addAll(exceptionData);
+        deriveLoanTermVariations();
+    }
+
+    public void clearTerms() {
+        this.exceptionData.clear();
+        this.interestRateChanges.clear();
+        this.dueDateVariation.clear();
+        this.interestRateFromInstallment.clear();
+    }
+
+    public List<LoanTermVariationsData> getInterestRateFromInstallment() {
+        return this.interestRateFromInstallment;
+    }
+
+    public int adjustNumberOfRepayments() {
+        int repaymetsForAdjust = 0;
+        for (LoanTermVariationsData loanTermVariations : this.exceptionData) {
+            if (loanTermVariations.getTermVariationType().isInsertInstallment()) {
+                repaymetsForAdjust++;
+            } else if (loanTermVariations.getTermVariationType().isDeleteInstallment()) {
+                repaymetsForAdjust--;
+            }
+        }
+        return repaymetsForAdjust;
+    }
+
+    public LoanTermVariationsData fetchLoanTermDueDateVariationsData(final LocalDate onDate) {
+        LoanTermVariationsData data = null;
+        for (LoanTermVariationsData termVariationsData : this.dueDateVariation) {
+            if (onDate.isEqual(termVariationsData.getTermVariationApplicableFrom())) {
+                data = termVariationsData;
+                break;
+            }
+        }
+        return data;
+    }
+
+    public boolean hasExceptionVariation(final LocalDate date, ListIterator<LoanTermVariationsData> exceptionDataListIterator) {
+        ListIterator<LoanTermVariationsData> iterator = exceptionDataListIterator;
+        return hasNext(date, iterator);
+    }
+
+    public void updateLoanTermVariationsData(final List<LoanTermVariationsData> exceptionData) {
+        if (this.exceptionData != null && exceptionData != null && exceptionData.size() > 0) {
+            this.exceptionData.addAll(exceptionData);
+            deriveLoanTermVariations();
+        }
+    }
+
+    private void deriveLoanTermVariations() {
+        Collections.sort(this.exceptionData);
+        for (LoanTermVariationsData loanTermVariationsData : this.exceptionData) {
+            if (loanTermVariationsData.getTermVariationType().isInterestRateVariation()) {
+                this.interestRateChanges.add(loanTermVariationsData);
+            } else if (loanTermVariationsData.getTermVariationType().isDueDateVariation()) {
+                this.dueDateVariation.add(loanTermVariationsData);
+            } else if (loanTermVariationsData.getTermVariationType().isInterestRateFromInstallment()) {
+                this.interestRateFromInstallment.add(loanTermVariationsData);
+            }
+        }
+        Collections.sort(this.dueDateVariation);
+        this.exceptionData.removeAll(this.interestRateChanges);
+        this.exceptionData.removeAll(this.dueDateVariation);
+        this.exceptionData.removeAll(this.interestRateFromInstallment);
+        this.iterator = this.exceptionData.listIterator();
+        this.dueDateIterator = this.dueDateVariation.listIterator();
+    }
+
+    public void resetVariations() {
+
+        for (LoanTermVariationsData loanTermVariationsData : this.exceptionData) {
+            loanTermVariationsData.setProcessed(false);
+        }
+        this.iterator = this.exceptionData.listIterator();
+        this.dueDateIterator = this.dueDateVariation.listIterator();
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanTransactionData.java

@@ -0,0 +1,385 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.Collection;
+import java.util.List;
+import lombok.Getter;
+import org.apache.fineract.infrastructure.codes.data.CodeValueData;
+import org.apache.fineract.infrastructure.core.domain.ExternalId;
+import org.apache.fineract.organisation.monetary.data.CurrencyData;
+import org.apache.fineract.portfolio.account.data.AccountTransferData;
+import org.apache.fineract.portfolio.paymentdetail.data.PaymentDetailData;
+import org.apache.fineract.portfolio.paymenttype.data.PaymentTypeData;
+
+/**
+ * Immutable data object representing a loan transaction.
+ */
+@Getter
+public class LoanTransactionData {
+
+    private final Long id;
+    private final Long loanId;
+    private final ExternalId externalLoanId;
+    private final Long officeId;
+    private final String officeName;
+
+    private final LoanTransactionEnumData type;
+
+    private final LocalDate date;
+
+    private final CurrencyData currency;
+    private final PaymentDetailData paymentDetailData;
+
+    private final BigDecimal amount;
+    private final BigDecimal netDisbursalAmount;
+    private final BigDecimal principalPortion;
+    private final BigDecimal interestPortion;
+    private final BigDecimal feeChargesPortion;
+    private final BigDecimal penaltyChargesPortion;
+    private final BigDecimal overpaymentPortion;
+    private final BigDecimal unrecognizedIncomePortion;
+    private final ExternalId externalId;
+    private final AccountTransferData transfer;
+    private final BigDecimal fixedEmiAmount;
+    private final BigDecimal outstandingLoanBalance;
+    private final LocalDate submittedOnDate;
+    private final boolean manuallyReversed;
+    private final LocalDate possibleNextRepaymentDate;
+
+    private Collection<LoanChargePaidByData> loanChargePaidByList;
+
+    // templates
+    final Collection<PaymentTypeData> paymentTypeOptions;
+
+    private Collection<CodeValueData> writeOffReasonOptions = null;
+
+    private Integer numberOfRepayments = 0;
+
+    // import fields
+    private transient Integer rowIndex;
+    private String dateFormat;
+    private String locale;
+    private BigDecimal transactionAmount;
+    private LocalDate transactionDate;
+    private Long paymentTypeId;
+    private String accountNumber;
+    private Integer checkNumber;
+    private Integer routingCode;
+    private Integer receiptNumber;
+    private Integer bankNumber;
+    private transient Long accountId;
+    private transient String transactionType;
+    private List<LoanRepaymentScheduleInstallmentData> loanRepaymentScheduleInstallments;
+
+    // Reverse Data
+    private final ExternalId reversalExternalId;
+    private LocalDate reversedOnDate;
+
+    private List<LoanTransactionRelationData> transactionRelations;
+
+    private Collection<CodeValueData> chargeOffReasonOptions = null;
+
+    public static LoanTransactionData importInstance(BigDecimal repaymentAmount, LocalDate lastRepaymentDate, Long repaymentTypeId,
+            Integer rowIndex, String locale, String dateFormat) {
+        return new LoanTransactionData(repaymentAmount, lastRepaymentDate, repaymentTypeId, rowIndex, locale, dateFormat);
+    }
+
+    private LoanTransactionData(BigDecimal transactionAmount, LocalDate transactionDate, Long paymentTypeId, Integer rowIndex,
+            String locale, String dateFormat) {
+        this.transactionAmount = transactionAmount;
+        this.transactionDate = transactionDate;
+        this.paymentTypeId = paymentTypeId;
+        this.rowIndex = rowIndex;
+        this.dateFormat = dateFormat;
+        this.locale = locale;
+        this.amount = null;
+        this.netDisbursalAmount = null;
+        this.date = null;
+        this.type = null;
+        this.id = null;
+        this.loanId = null;
+        this.externalLoanId = ExternalId.empty();
+        this.officeId = null;
+        this.officeName = null;
+        this.currency = null;
+        this.paymentDetailData = null;
+        this.principalPortion = null;
+        this.interestPortion = null;
+        this.feeChargesPortion = null;
+        this.penaltyChargesPortion = null;
+        this.overpaymentPortion = null;
+        this.unrecognizedIncomePortion = null;
+        this.externalId = ExternalId.empty();
+        this.transfer = null;
+        this.fixedEmiAmount = null;
+        this.outstandingLoanBalance = null;
+        this.submittedOnDate = null;
+        this.manuallyReversed = false;
+        this.possibleNextRepaymentDate = null;
+        this.paymentTypeOptions = null;
+        this.writeOffReasonOptions = null;
+        this.reversalExternalId = ExternalId.empty();
+    }
+
+    public static LoanTransactionData importInstance(BigDecimal repaymentAmount, LocalDate repaymentDate, Long repaymentTypeId,
+            String accountNumber, Integer checkNumber, Integer routingCode, Integer receiptNumber, Integer bankNumber, Long loanAccountId,
+            String transactionType, Integer rowIndex, String locale, String dateFormat) {
+        return new LoanTransactionData(repaymentAmount, repaymentDate, repaymentTypeId, accountNumber, checkNumber, routingCode,
+                receiptNumber, bankNumber, loanAccountId, "", rowIndex, locale, dateFormat);
+    }
+
+    private LoanTransactionData(BigDecimal transactionAmount, LocalDate transactionDate, Long paymentTypeId, String accountNumber,
+            Integer checkNumber, Integer routingCode, Integer receiptNumber, Integer bankNumber, Long accountId, String transactionType,
+            Integer rowIndex, String locale, String dateFormat) {
+        this.transactionAmount = transactionAmount;
+        this.transactionDate = transactionDate;
+        this.paymentTypeId = paymentTypeId;
+        this.accountNumber = accountNumber;
+        this.checkNumber = checkNumber;
+        this.routingCode = routingCode;
+        this.receiptNumber = receiptNumber;
+        this.bankNumber = bankNumber;
+        this.accountId = accountId;
+        this.transactionType = transactionType;
+        this.rowIndex = rowIndex;
+        this.dateFormat = dateFormat;
+        this.locale = locale;
+        this.id = null;
+        this.loanId = null;
+        this.externalLoanId = ExternalId.empty();
+        this.officeId = null;
+        this.officeName = null;
+        this.type = null;
+        this.date = null;
+        this.currency = null;
+        this.paymentDetailData = null;
+        this.amount = null;
+        this.netDisbursalAmount = null;
+        this.principalPortion = null;
+        this.interestPortion = null;
+        this.feeChargesPortion = null;
+        this.penaltyChargesPortion = null;
+        this.overpaymentPortion = null;
+        this.unrecognizedIncomePortion = null;
+        this.externalId = ExternalId.empty();
+        this.transfer = null;
+        this.fixedEmiAmount = null;
+        this.outstandingLoanBalance = null;
+        this.submittedOnDate = null;
+        this.manuallyReversed = false;
+        this.possibleNextRepaymentDate = null;
+        this.paymentTypeOptions = null;
+        this.writeOffReasonOptions = null;
+        this.reversalExternalId = ExternalId.empty();
+    }
+
+    public void setNumberOfRepayments(Integer numberOfRepayments) {
+        this.numberOfRepayments = numberOfRepayments;
+    }
+
+    public void setLoanRepaymentScheduleInstallments(final List<LoanRepaymentScheduleInstallmentData> loanRepaymentScheduleInstallments) {
+        this.loanRepaymentScheduleInstallments = loanRepaymentScheduleInstallments;
+    }
+
+    public static LoanTransactionData templateOnTop(final LoanTransactionData loanTransactionData,
+            final Collection<PaymentTypeData> paymentTypeOptions) {
+        return new LoanTransactionData(loanTransactionData.id, loanTransactionData.officeId, loanTransactionData.officeName,
+                loanTransactionData.type, loanTransactionData.paymentDetailData, loanTransactionData.currency, loanTransactionData.date,
+                loanTransactionData.amount, loanTransactionData.netDisbursalAmount, loanTransactionData.principalPortion,
+                loanTransactionData.interestPortion, loanTransactionData.feeChargesPortion, loanTransactionData.penaltyChargesPortion,
+                loanTransactionData.overpaymentPortion, loanTransactionData.unrecognizedIncomePortion, paymentTypeOptions,
+                loanTransactionData.externalId, loanTransactionData.transfer, loanTransactionData.fixedEmiAmount,
+                loanTransactionData.outstandingLoanBalance, loanTransactionData.manuallyReversed, loanTransactionData.loanId,
+                loanTransactionData.externalLoanId);
+
+    }
+
+    public LoanTransactionData(final Long id, final Long officeId, final String officeName, final LoanTransactionEnumData transactionType,
+            final PaymentDetailData paymentDetailData, final CurrencyData currency, final LocalDate date, final BigDecimal amount,
+            final BigDecimal netDisbursalAmount, final BigDecimal principalPortion, final BigDecimal interestPortion,
+            final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion, final BigDecimal overpaymentPortion,
+            final ExternalId externalId, final AccountTransferData transfer, BigDecimal fixedEmiAmount, BigDecimal outstandingLoanBalance,
+            final BigDecimal unrecognizedIncomePortion, final boolean manuallyReversed, Long loanId, ExternalId externalLoanId) {
+        this(id, officeId, officeName, transactionType, paymentDetailData, currency, date, amount, netDisbursalAmount, principalPortion,
+                interestPortion, feeChargesPortion, penaltyChargesPortion, overpaymentPortion, unrecognizedIncomePortion, null, externalId,
+                transfer, fixedEmiAmount, outstandingLoanBalance, manuallyReversed, loanId, externalLoanId);
+    }
+
+    public LoanTransactionData(final Long id, final Long officeId, final String officeName, final LoanTransactionEnumData transactionType,
+            final PaymentDetailData paymentDetailData, final CurrencyData currency, final LocalDate date, final BigDecimal amount,
+            final BigDecimal netDisbursalAmount, final BigDecimal principalPortion, final BigDecimal interestPortion,
+            final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion, final BigDecimal overpaymentPortion,
+            BigDecimal unrecognizedIncomePortion, final Collection<PaymentTypeData> paymentTypeOptions, final ExternalId externalId,
+            final AccountTransferData transfer, final BigDecimal fixedEmiAmount, BigDecimal outstandingLoanBalance,
+            boolean manuallyReversed, Long loanId, ExternalId externalLoanId) {
+        this(id, externalLoanId, officeId, officeName, transactionType, paymentDetailData, currency, date, amount, netDisbursalAmount,
+                principalPortion, interestPortion, feeChargesPortion, penaltyChargesPortion, overpaymentPortion, unrecognizedIncomePortion,
+                paymentTypeOptions, externalId, transfer, fixedEmiAmount, outstandingLoanBalance, null, manuallyReversed,
+                ExternalId.empty(), null, loanId);
+    }
+
+    public LoanTransactionData(final Long id, final Long officeId, final String officeName, final LoanTransactionEnumData transactionType,
+            final PaymentDetailData paymentDetailData, final CurrencyData currency, final LocalDate date, final BigDecimal amount,
+            final BigDecimal netDisbursalAmount, final BigDecimal principalPortion, final BigDecimal interestPortion,
+            final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion, final BigDecimal overpaymentPortion,
+            final BigDecimal unrecognizedIncomePortion, final ExternalId externalId, final AccountTransferData transfer,
+            BigDecimal fixedEmiAmount, BigDecimal outstandingLoanBalance, LocalDate submittedOnDate, final boolean manuallyReversed,
+            final ExternalId reversalExternalId, final LocalDate reversedOnDate, Long loanId, ExternalId externalLoanId) {
+        this(id, externalLoanId, officeId, officeName, transactionType, paymentDetailData, currency, date, amount, netDisbursalAmount,
+                principalPortion, interestPortion, feeChargesPortion, penaltyChargesPortion, overpaymentPortion, unrecognizedIncomePortion,
+                null, externalId, transfer, fixedEmiAmount, outstandingLoanBalance, submittedOnDate, manuallyReversed, reversalExternalId,
+                reversedOnDate, loanId);
+    }
+
+    public LoanTransactionData(final Long id, final ExternalId externalLoanId, final Long officeId, final String officeName,
+            final LoanTransactionEnumData transactionType, final PaymentDetailData paymentDetailData, final CurrencyData currency,
+            final LocalDate date, final BigDecimal amount, final BigDecimal netDisbursalAmount, final BigDecimal principalPortion,
+            final BigDecimal interestPortion, final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion,
+            final BigDecimal overpaymentPortion, final BigDecimal unrecognizedIncomePortion,
+            final Collection<PaymentTypeData> paymentTypeOptions, final ExternalId externalId, final AccountTransferData transfer,
+            final BigDecimal fixedEmiAmount, BigDecimal outstandingLoanBalance, final LocalDate submittedOnDate,
+            final boolean manuallyReversed, final ExternalId reversalExternalId, final LocalDate reversedOnDate, Long loanId) {
+        this.id = id;
+        this.loanId = loanId;
+        this.externalLoanId = externalLoanId;
+        this.officeId = officeId;
+        this.officeName = officeName;
+        this.type = transactionType;
+        this.paymentDetailData = paymentDetailData;
+        this.currency = currency;
+        this.date = date;
+        this.amount = amount;
+        this.netDisbursalAmount = netDisbursalAmount;
+        this.principalPortion = principalPortion;
+        this.interestPortion = interestPortion;
+        this.feeChargesPortion = feeChargesPortion;
+        this.penaltyChargesPortion = penaltyChargesPortion;
+        this.unrecognizedIncomePortion = unrecognizedIncomePortion;
+        this.paymentTypeOptions = paymentTypeOptions;
+        this.externalId = externalId;
+        this.transfer = transfer;
+        this.overpaymentPortion = overpaymentPortion;
+        this.fixedEmiAmount = fixedEmiAmount;
+        this.outstandingLoanBalance = outstandingLoanBalance;
+        this.submittedOnDate = submittedOnDate;
+        this.manuallyReversed = manuallyReversed;
+        this.possibleNextRepaymentDate = null;
+        this.reversalExternalId = reversalExternalId;
+        this.reversedOnDate = reversedOnDate;
+    }
+
+    public LoanTransactionData(Long id, LoanTransactionEnumData transactionType, LocalDate date, BigDecimal totalAmount,
+            BigDecimal netDisbursalAmount, BigDecimal principalPortion, BigDecimal interestPortion, BigDecimal feeChargesPortion,
+            BigDecimal penaltyChargesPortion, BigDecimal overpaymentPortion, BigDecimal unrecognizedIncomePortion,
+            BigDecimal outstandingLoanBalance, final boolean manuallyReversed, ExternalId externalId, Long loanId,
+            ExternalId externalLoanId) {
+        this(id, externalLoanId, null, null, transactionType, null, null, date, totalAmount, netDisbursalAmount, principalPortion,
+                interestPortion, feeChargesPortion, penaltyChargesPortion, overpaymentPortion, unrecognizedIncomePortion, null, externalId,
+                null, null, outstandingLoanBalance, null, manuallyReversed, ExternalId.empty(), null, loanId);
+    }
+
+    public static LoanTransactionData loanTransactionDataForDisbursalTemplate(final LoanTransactionEnumData transactionType,
+            final LocalDate expectedDisbursedOnLocalDateForTemplate, final BigDecimal disburseAmountForTemplate,
+            final BigDecimal netDisbursalAmount, final Collection<PaymentTypeData> paymentOptions, final BigDecimal retriveLastEmiAmount,
+            final LocalDate possibleNextRepaymentDate) {
+        final Long id = null;
+        final Long loanId = null;
+        final ExternalId externalLoanId = ExternalId.empty();
+        final Long officeId = null;
+        final String officeName = null;
+        final PaymentDetailData paymentDetailData = null;
+        final CurrencyData currency = null;
+        final BigDecimal unrecognizedIncomePortion = null;
+        final BigDecimal principalPortion = null;
+        final BigDecimal interestPortion = null;
+        final BigDecimal feeChargesPortion = null;
+        final BigDecimal penaltyChargesPortion = null;
+        final BigDecimal overpaymentPortion = null;
+        final ExternalId externalId = ExternalId.empty();
+        final BigDecimal outstandingLoanBalance = null;
+        final AccountTransferData transfer = null;
+        final LocalDate submittedOnDate = null;
+        final boolean manuallyReversed = false;
+        return new LoanTransactionData(id, officeId, officeName, transactionType, paymentDetailData, currency,
+                expectedDisbursedOnLocalDateForTemplate, disburseAmountForTemplate, netDisbursalAmount, principalPortion, interestPortion,
+                feeChargesPortion, penaltyChargesPortion, overpaymentPortion, unrecognizedIncomePortion, paymentOptions, transfer,
+                externalId, retriveLastEmiAmount, outstandingLoanBalance, submittedOnDate, manuallyReversed, possibleNextRepaymentDate,
+                loanId, externalLoanId);
+
+    }
+
+    private LoanTransactionData(Long id, final Long officeId, final String officeName, LoanTransactionEnumData transactionType,
+            final PaymentDetailData paymentDetailData, final CurrencyData currency, final LocalDate date, BigDecimal amount,
+            BigDecimal netDisbursalAmount, final BigDecimal principalPortion, final BigDecimal interestPortion,
+            final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion, final BigDecimal overpaymentPortion,
+            BigDecimal unrecognizedIncomePortion, Collection<PaymentTypeData> paymentOptions, final AccountTransferData transfer,
+            final ExternalId externalId, final BigDecimal fixedEmiAmount, BigDecimal outstandingLoanBalance,
+            final LocalDate submittedOnDate, final boolean manuallyReversed, final LocalDate possibleNextRepaymentDate, Long loanId,
+            ExternalId externalLoanId) {
+        this.id = id;
+        this.loanId = loanId;
+        this.externalLoanId = externalLoanId;
+        this.officeId = officeId;
+        this.officeName = officeName;
+        this.type = transactionType;
+        this.paymentDetailData = paymentDetailData;
+        this.currency = currency;
+        this.date = date;
+        this.amount = amount;
+        this.netDisbursalAmount = netDisbursalAmount;
+        this.principalPortion = principalPortion;
+        this.interestPortion = interestPortion;
+        this.feeChargesPortion = feeChargesPortion;
+        this.penaltyChargesPortion = penaltyChargesPortion;
+        this.unrecognizedIncomePortion = unrecognizedIncomePortion;
+        this.paymentTypeOptions = paymentOptions;
+        this.externalId = externalId;
+        this.transfer = transfer;
+        this.overpaymentPortion = overpaymentPortion;
+        this.fixedEmiAmount = fixedEmiAmount;
+        this.outstandingLoanBalance = outstandingLoanBalance;
+        this.submittedOnDate = submittedOnDate;
+        this.manuallyReversed = manuallyReversed;
+        this.possibleNextRepaymentDate = possibleNextRepaymentDate;
+        this.reversalExternalId = ExternalId.empty();
+    }
+
+    public boolean isNotDisbursement() {
+        return type.getId() == 1;
+    }
+
+    public void setWriteOffReasonOptions(Collection<CodeValueData> writeOffReasonOptions) {
+        this.writeOffReasonOptions = writeOffReasonOptions;
+    }
+
+    public void setChargeOffReasonOptions(Collection<CodeValueData> chargeOffReasonOptions) {
+        this.chargeOffReasonOptions = chargeOffReasonOptions;
+    }
+
+    public void setLoanChargePaidByList(Collection<LoanChargePaidByData> loanChargePaidByList) {
+        this.loanChargePaidByList = loanChargePaidByList;
+    }
+
+    public void setLoanTransactionRelations(List<LoanTransactionRelationData> transactionRelations) {
+        this.transactionRelations = transactionRelations;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanTransactionEnumData.java

@@ -0,0 +1,95 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import lombok.Getter;
+
+/**
+ * Immutable data object represent loan status enumerations.
+ */
+@Getter
+public class LoanTransactionEnumData {
+
+    private final Long id;
+    private final String code;
+    private final String value;
+
+    private final boolean disbursement;
+    private final boolean repaymentAtDisbursement;
+    private final boolean repayment;
+    private final boolean merchantIssuedRefund;
+    private final boolean payoutRefund;
+    private final boolean goodwillCredit;
+    private final boolean chargeRefund;
+    private final boolean contra;
+    private final boolean waiveInterest;
+    private final boolean waiveCharges;
+    private final boolean accrual;
+    private final boolean writeOff;
+    private final boolean recoveryRepayment;
+    private final boolean initiateTransfer;
+    private final boolean approveTransfer;
+    private final boolean withdrawTransfer;
+    private final boolean rejectTransfer;
+    private final boolean chargePayment;
+    private final boolean refund;
+    private final boolean refundForActiveLoans;
+    private final boolean creditBalanceRefund;
+    private final boolean chargeAdjustment;
+    private final boolean chargeback;
+    private final boolean chargeoff;
+
+    public LoanTransactionEnumData(final Long id, final String code, final String value) {
+        this.id = id;
+        this.code = code;
+        this.value = value;
+        this.disbursement = Long.valueOf(1).equals(this.id);
+        this.repaymentAtDisbursement = Long.valueOf(5).equals(this.id);
+        this.repayment = Long.valueOf(2).equals(this.id);
+        this.merchantIssuedRefund = Long.valueOf(21).equals(this.id);
+        this.payoutRefund = Long.valueOf(22).equals(this.id);
+        this.goodwillCredit = Long.valueOf(23).equals(this.id);
+        this.chargeRefund = Long.valueOf(24).equals(this.id);
+        this.contra = Long.valueOf(3).equals(this.id);
+        this.waiveInterest = Long.valueOf(4).equals(this.id);
+        this.waiveCharges = Long.valueOf(9).equals(this.id);
+        this.accrual = Long.valueOf(10).equals(this.id);
+        this.writeOff = Long.valueOf(6).equals(this.id);
+        this.recoveryRepayment = Long.valueOf(8).equals(this.id);
+        this.initiateTransfer = Long.valueOf(12).equals(this.id);
+        this.approveTransfer = Long.valueOf(13).equals(this.id);
+        this.withdrawTransfer = Long.valueOf(14).equals(this.id);
+        this.rejectTransfer = Long.valueOf(15).equals(this.id);
+        this.refund = Long.valueOf(16).equals(this.id);
+        this.chargePayment = Long.valueOf(17).equals(this.id);
+        this.refundForActiveLoans = Long.valueOf(18).equals(this.id);
+        this.creditBalanceRefund = Long.valueOf(20).equals(this.id);
+        this.chargeback = Long.valueOf(25).equals(this.id);
+        this.chargeAdjustment = Long.valueOf(26).equals(this.id);
+        this.chargeoff = Long.valueOf(27).equals(this.id);
+    }
+
+    public boolean isRepaymentType() {
+        if (isRepayment() || isMerchantIssuedRefund() || isPayoutRefund() || isGoodwillCredit() || isChargeRefund()
+                || isChargeAdjustment()) {
+            return true;
+        }
+        return false;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/LoanTransactionRelationData.java

@@ -0,0 +1,40 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.io.Serializable;
+import java.math.BigDecimal;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanTransactionRelationTypeEnum;
+
+@Getter
+@Setter
+@AllArgsConstructor
+public class LoanTransactionRelationData implements Serializable {
+
+    private Long fromLoanTransaction;
+    private Long toLoanTransaction;
+    private Long toLoanCharge;
+    private LoanTransactionRelationTypeEnum relationType;
+    private BigDecimal amount;
+    private String paymentType;
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/data/ScheduleGeneratorDTO.java

@@ -0,0 +1,163 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.data;
+
+import java.time.LocalDate;
+import org.apache.fineract.organisation.monetary.domain.ApplicationCurrency;
+import org.apache.fineract.portfolio.calendar.data.CalendarHistoryDataWrapper;
+import org.apache.fineract.portfolio.calendar.domain.Calendar;
+import org.apache.fineract.portfolio.calendar.domain.CalendarInstance;
+import org.apache.fineract.portfolio.floatingrates.data.FloatingRateDTO;
+import org.apache.fineract.portfolio.loanaccount.loanschedule.domain.LoanScheduleGeneratorFactory;
+
+public class ScheduleGeneratorDTO {
+
+    final LoanScheduleGeneratorFactory loanScheduleFactory;
+    final ApplicationCurrency applicationCurrency;
+    final LocalDate calculatedRepaymentsStartingFromDate;
+    final HolidayDetailDTO holidayDetailDTO;
+    final CalendarInstance calendarInstanceForInterestRecalculation;
+    final CalendarInstance compoundingCalendarInstance;
+    LocalDate recalculateFrom;
+    final Long overdurPenaltyWaitPeriod;
+    final FloatingRateDTO floatingRateDTO;
+    final Calendar calendar;
+    final CalendarHistoryDataWrapper calendarHistoryDataWrapper;
+    final Boolean isInterestChargedFromDateAsDisbursementDateEnabled;
+    final Integer numberOfdays;
+    final boolean isSkipRepaymentOnFirstDayofMonth;
+    final Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled;
+    final boolean isFirstRepaymentDateAllowedOnHoliday;
+    final boolean isInterestToBeRecoveredFirstWhenGreaterThanEMI;
+    final boolean isPrincipalCompoundingDisabledForOverdueLoans;
+
+    public ScheduleGeneratorDTO(final LoanScheduleGeneratorFactory loanScheduleFactory, final ApplicationCurrency applicationCurrency,
+            final LocalDate calculatedRepaymentsStartingFromDate, final HolidayDetailDTO holidayDetailDTO,
+            final CalendarInstance calendarInstanceForInterestRecalculation, final CalendarInstance compoundingCalendarInstance,
+            final LocalDate recalculateFrom, final Long overdurPenaltyWaitPeriod, final FloatingRateDTO floatingRateDTO,
+            final Calendar calendar, final CalendarHistoryDataWrapper calendarHistoryDataWrapper,
+            final Boolean isInterestChargedFromDateAsDisbursementDateEnabled, final Integer numberOfdays,
+            final boolean isSkipRepaymentOnFirstDayofMonth, final Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled,
+            final boolean isFirstRepaymentDateAllowedOnHoliday, final boolean isInterestToBeRecoveredFirstWhenGreaterThanEMI,
+            final boolean isPrincipalCompoundingDisabledForOverdueLoans) {
+
+        this.loanScheduleFactory = loanScheduleFactory;
+        this.applicationCurrency = applicationCurrency;
+        this.calculatedRepaymentsStartingFromDate = calculatedRepaymentsStartingFromDate;
+        this.calendarInstanceForInterestRecalculation = calendarInstanceForInterestRecalculation;
+        this.compoundingCalendarInstance = compoundingCalendarInstance;
+        this.recalculateFrom = recalculateFrom;
+        this.overdurPenaltyWaitPeriod = overdurPenaltyWaitPeriod;
+        this.holidayDetailDTO = holidayDetailDTO;
+        this.floatingRateDTO = floatingRateDTO;
+        this.calendar = calendar;
+        this.calendarHistoryDataWrapper = calendarHistoryDataWrapper;
+        this.isInterestChargedFromDateAsDisbursementDateEnabled = isInterestChargedFromDateAsDisbursementDateEnabled;
+        this.numberOfdays = numberOfdays;
+        this.isSkipRepaymentOnFirstDayofMonth = isSkipRepaymentOnFirstDayofMonth;
+        this.isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled = isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled;
+        this.isFirstRepaymentDateAllowedOnHoliday = isFirstRepaymentDateAllowedOnHoliday;
+        this.isInterestToBeRecoveredFirstWhenGreaterThanEMI = isInterestToBeRecoveredFirstWhenGreaterThanEMI;
+        this.isPrincipalCompoundingDisabledForOverdueLoans = isPrincipalCompoundingDisabledForOverdueLoans;
+    }
+
+    public LoanScheduleGeneratorFactory getLoanScheduleFactory() {
+        return this.loanScheduleFactory;
+    }
+
+    public ApplicationCurrency getApplicationCurrency() {
+        return this.applicationCurrency;
+    }
+
+    public LocalDate getCalculatedRepaymentsStartingFromDate() {
+        return this.calculatedRepaymentsStartingFromDate;
+    }
+
+    public CalendarInstance getCalendarInstanceForInterestRecalculation() {
+        return this.calendarInstanceForInterestRecalculation;
+    }
+
+    public LocalDate getRecalculateFrom() {
+        return this.recalculateFrom;
+    }
+
+    public Long getOverdurPenaltyWaitPeriod() {
+        return this.overdurPenaltyWaitPeriod;
+    }
+
+    public int getPenaltyWaitPeriod() {
+        int penaltyWaitPeriod = 0;
+        if (this.overdurPenaltyWaitPeriod != null) {
+            penaltyWaitPeriod = this.overdurPenaltyWaitPeriod.intValue();
+        }
+        return penaltyWaitPeriod;
+    }
+
+    public HolidayDetailDTO getHolidayDetailDTO() {
+        return this.holidayDetailDTO;
+    }
+
+    public void setRecalculateFrom(LocalDate recalculateFrom) {
+        this.recalculateFrom = recalculateFrom;
+    }
+
+    public CalendarInstance getCompoundingCalendarInstance() {
+        return this.compoundingCalendarInstance;
+    }
+
+    public FloatingRateDTO getFloatingRateDTO() {
+        return this.floatingRateDTO;
+    }
+
+    public Calendar getCalendar() {
+        return this.calendar;
+    }
+
+    public CalendarHistoryDataWrapper getCalendarHistoryDataWrapper() {
+        return this.calendarHistoryDataWrapper;
+    }
+
+    public Boolean isInterestChargedFromDateAsDisbursementDateEnabled() {
+        return this.isInterestChargedFromDateAsDisbursementDateEnabled;
+    }
+
+    public Integer getNumberOfdays() {
+        return numberOfdays;
+    }
+
+    public boolean isSkipRepaymentOnFirstDayofMonth() {
+        return isSkipRepaymentOnFirstDayofMonth;
+    }
+
+    public Boolean isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled() {
+        return this.isChangeEmiIfRepaymentDateSameAsDisbursementDateEnabled;
+    }
+
+    public boolean isFirstRepaymentDateAllowedOnHoliday() {
+        return isFirstRepaymentDateAllowedOnHoliday;
+    }
+
+    public boolean isInterestToBeRecoveredFirstWhenGreaterThanEMI() {
+        return isInterestToBeRecoveredFirstWhenGreaterThanEMI;
+    }
+
+    public boolean isPrincipalCompoundingDisabledForOverdueLoans() {
+        return isPrincipalCompoundingDisabledForOverdueLoans;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/ChangedTransactionDetail.java

@@ -0,0 +1,35 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/**
+ * Stores details of {@link LoanTransaction}'s that were reversed or newly created
+ */
+public class ChangedTransactionDetail {
+
+    private final Map<Long, LoanTransaction> newTransactionMappings = new LinkedHashMap<>();
+
+    public Map<Long, LoanTransaction> getNewTransactionMappings() {
+        return this.newTransactionMappings;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/GroupLoanIndividualMonitoringAccount.java

@@ -0,0 +1,145 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.util.Set;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import javax.persistence.UniqueConstraint;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.group.domain.Group;
+
+@Entity
+@Table(name = "glim_accounts", uniqueConstraints = { @UniqueConstraint(columnNames = { "account_number" }, name = "FK_glim_id") })
+public class GroupLoanIndividualMonitoringAccount extends AbstractPersistableCustom {
+
+    @ManyToOne
+    @JoinColumn(name = "group_id", nullable = false)
+    private Group group;
+
+    @Column(name = "account_number", nullable = false)
+    private String accountNumber;
+
+    @Column(name = "principal_amount")
+    private BigDecimal principalAmount;
+
+    @Column(name = "child_accounts_count")
+    private Long childAccountsCount;
+
+    @Column(name = "accepting_child")
+    private Boolean isAcceptingChild;
+
+    @OneToMany
+    private Set<Loan> childLoan;
+
+    @Column(name = "loan_status_id", nullable = false)
+    private Integer loanStatus;
+
+    @Column(name = "application_id", nullable = true)
+    private BigDecimal applicationId;
+
+    protected GroupLoanIndividualMonitoringAccount() {}
+
+    private GroupLoanIndividualMonitoringAccount(String accountNumber, Group group, BigDecimal principalAmount, Long childAccountsCount,
+            Boolean isAcceptingChild, Integer loanStatus, BigDecimal applicationId) {
+        this.accountNumber = accountNumber;
+        this.group = group;
+        this.principalAmount = principalAmount;
+        this.childAccountsCount = childAccountsCount;
+        this.isAcceptingChild = isAcceptingChild;
+        this.loanStatus = loanStatus;
+        this.applicationId = applicationId;
+    }
+
+    public static GroupLoanIndividualMonitoringAccount getInstance(String accountNumber, Group group, BigDecimal principalAmount,
+            Long childAccountsCount, Boolean isAcceptingChild, Integer loanStatus, BigDecimal applicationId) {
+        return new GroupLoanIndividualMonitoringAccount(accountNumber, group, principalAmount, childAccountsCount, isAcceptingChild,
+                loanStatus, applicationId);
+    }
+
+    public String getAccountNumber() {
+        return accountNumber;
+    }
+
+    public Group getGroup() {
+        return group;
+    }
+
+    public void setGroup(Group group) {
+        this.group = group;
+    }
+
+    public void setAccountNumber(String accountNumber) {
+        this.accountNumber = accountNumber;
+    }
+
+    public Set<Loan> getChildLoan() {
+        return childLoan;
+    }
+
+    public void setChildLoan(Set<Loan> childLoan) {
+        this.childLoan = childLoan;
+    }
+
+    public BigDecimal getPrincipalAmount() {
+        return principalAmount;
+    }
+
+    public void setPrincipalAmount(BigDecimal principalAmount) {
+        this.principalAmount = principalAmount;
+    }
+
+    public Long getChildAccountsCount() {
+        return childAccountsCount;
+    }
+
+    public void setChildAccountsCount(Long childAccountsCount) {
+        this.childAccountsCount = childAccountsCount;
+    }
+
+    public Boolean getIsAcceptingChild() {
+        return isAcceptingChild;
+    }
+
+    public void setIsAcceptingChild(Boolean isAcceptingChild) {
+        this.isAcceptingChild = isAcceptingChild;
+    }
+
+    public Integer getLoanStatus() {
+        return loanStatus;
+    }
+
+    public void setLoanStatus(Integer loanStatus) {
+        this.loanStatus = loanStatus;
+    }
+
+    public BigDecimal getApplicationId() {
+        return applicationId;
+    }
+
+    public void setApplicationId(BigDecimal applicationId) {
+        this.applicationId = applicationId;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanChargePaidBy.java

@@ -0,0 +1,86 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+
+@Entity
+@Table(name = "m_loan_charge_paid_by")
+public class LoanChargePaidBy extends AbstractPersistableCustom {
+
+    @ManyToOne
+    @JoinColumn(name = "loan_transaction_id", nullable = false)
+    private LoanTransaction loanTransaction;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_charge_id", nullable = false)
+    private LoanCharge loanCharge;
+
+    @Column(name = "amount", scale = 6, precision = 19, nullable = false)
+    private BigDecimal amount;
+
+    @Column(name = "installment_number", nullable = true)
+    private Integer installmentNumber;
+
+    protected LoanChargePaidBy() {
+
+    }
+
+    public LoanChargePaidBy(final LoanTransaction loanTransaction, final LoanCharge loanCharge, final BigDecimal amount,
+            Integer installmentNumber) {
+        this.loanTransaction = loanTransaction;
+        this.loanCharge = loanCharge;
+        this.amount = amount;
+        this.installmentNumber = installmentNumber;
+    }
+
+    public LoanTransaction getLoanTransaction() {
+        return this.loanTransaction;
+    }
+
+    public void setLoanTransaction(final LoanTransaction loanTransaction) {
+        this.loanTransaction = loanTransaction;
+    }
+
+    public LoanCharge getLoanCharge() {
+        return this.loanCharge;
+    }
+
+    public void setLoanCharge(final LoanCharge loanCharge) {
+        this.loanCharge = loanCharge;
+    }
+
+    public BigDecimal getAmount() {
+        return this.amount;
+    }
+
+    public void setAmount(final BigDecimal amount) {
+        this.amount = amount;
+    }
+
+    public Integer getInstallmentNumber() {
+        return this.installmentNumber;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanCollateralManagement.java

@@ -0,0 +1,124 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.collateralmanagement.domain.ClientCollateralManagement;
+import org.apache.fineract.portfolio.loanaccount.data.LoanCollateralManagementData;
+
+@Entity
+@Table(name = "m_loan_collateral_management")
+public class LoanCollateralManagement extends AbstractPersistableCustom {
+
+    @Column(name = "quantity", nullable = false, scale = 5, precision = 20)
+    private BigDecimal quantity;
+
+    @ManyToOne()
+    @JoinColumn(name = "transaction_id")
+    private LoanTransaction loanTransaction = null;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_id", referencedColumnName = "id", nullable = false)
+    private Loan loan;
+
+    @Column(name = "is_released", nullable = false)
+    private boolean isReleased = false;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "client_collateral_id", nullable = false)
+    private ClientCollateralManagement clientCollateralManagement;
+
+    public LoanCollateralManagement() {
+
+    }
+
+    public LoanCollateralManagement(final BigDecimal quantity, final boolean isReleased) {
+        this.quantity = quantity;
+        this.isReleased = isReleased;
+    }
+
+    private LoanCollateralManagement(final BigDecimal quantity, final ClientCollateralManagement clientCollateralManagement) {
+        this.clientCollateralManagement = clientCollateralManagement;
+        this.quantity = quantity;
+    }
+
+    public void setLoan(Loan loan) {
+        this.loan = loan;
+    }
+
+    public static LoanCollateralManagement from(final ClientCollateralManagement clientCollateralManagement, final BigDecimal quantity) {
+        return new LoanCollateralManagement(quantity, clientCollateralManagement);
+    }
+
+    public static LoanCollateralManagement fromExisting(final ClientCollateralManagement clientCollateralManagement,
+            final BigDecimal quantity, final Loan loan, final LoanTransaction transaction, final Long id) {
+        LoanCollateralManagement loanCollateralManagementInstance = new LoanCollateralManagement(quantity, clientCollateralManagement);
+        loanCollateralManagementInstance.setLoan(loan);
+        loanCollateralManagementInstance.setLoanTransactionData(transaction);
+        loanCollateralManagementInstance.setId(id);
+        return loanCollateralManagementInstance;
+    }
+
+    public void setClientCollateralManagement(final ClientCollateralManagement clientCollateralManagement) {
+        this.clientCollateralManagement = clientCollateralManagement;
+    }
+
+    public void setLoanTransactionData(final LoanTransaction loanTransaction) {
+        this.loanTransaction = loanTransaction;
+    }
+
+    public void setIsReleased(final boolean isReleased) {
+        this.isReleased = isReleased;
+    }
+
+    public void setQuantity(final BigDecimal quantity) {
+        this.quantity = quantity;
+    }
+
+    public BigDecimal getQuantity() {
+        return this.quantity;
+    }
+
+    public Loan getLoanData() {
+        return this.loan;
+    }
+
+    public LoanTransaction getLoanTransaction() {
+        return this.loanTransaction;
+    }
+
+    public ClientCollateralManagement getClientCollateralManagement() {
+        return this.clientCollateralManagement;
+    }
+
+    public boolean isReleased() {
+        return this.isReleased;
+    }
+
+    public LoanCollateralManagementData toCommand() {
+        return new LoanCollateralManagementData(this.clientCollateralManagement.getId(), this.getQuantity(), null, null, getId());
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanDisbursementDetails.java

@@ -0,0 +1,157 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.Objects;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.loanaccount.data.DisbursementData;
+
+@Entity
+@Table(name = "m_loan_disbursement_detail")
+public class LoanDisbursementDetails extends AbstractPersistableCustom {
+
+    @ManyToOne
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    @Column(name = "expected_disburse_date")
+    private LocalDate expectedDisbursementDate;
+
+    @Column(name = "disbursedon_date")
+    private LocalDate actualDisbursementDate;
+
+    @Column(name = "principal", scale = 6, precision = 19, nullable = false)
+    private BigDecimal principal;
+
+    @Column(name = "net_disbursal_amount", scale = 6, precision = 19)
+    private BigDecimal netDisbursalAmount;
+
+    @Column(name = "is_reversed", nullable = false)
+    private boolean reversed;
+
+    protected LoanDisbursementDetails() {
+
+    }
+
+    public LoanDisbursementDetails(final LocalDate expectedDisbursementDate, final LocalDate actualDisbursementDate,
+            final BigDecimal principal, final BigDecimal netDisbursalAmount, final boolean reversed) {
+        this.expectedDisbursementDate = expectedDisbursementDate;
+        this.actualDisbursementDate = actualDisbursementDate;
+        this.principal = principal;
+        this.netDisbursalAmount = netDisbursalAmount;
+        this.reversed = reversed;
+    }
+
+    public void updateLoan(final Loan loan) {
+        this.loan = loan;
+    }
+
+    @Override
+    public boolean equals(final Object obj) {
+        if (!(obj instanceof LoanDisbursementDetails)) {
+            return false;
+        }
+        final LoanDisbursementDetails loanDisbursementDetails = (LoanDisbursementDetails) obj;
+        if (loanDisbursementDetails.principal.equals(this.principal)
+                && loanDisbursementDetails.expectedDisbursementDate.compareTo(this.expectedDisbursementDate) == 0 ? Boolean.TRUE
+                        : Boolean.FALSE) {
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(expectedDisbursementDate, principal);
+    }
+
+    public void copy(final LoanDisbursementDetails disbursementDetails) {
+        this.principal = disbursementDetails.principal;
+        this.expectedDisbursementDate = disbursementDetails.expectedDisbursementDate;
+        this.actualDisbursementDate = disbursementDetails.actualDisbursementDate;
+        this.reversed = disbursementDetails.reversed;
+    }
+
+    public LocalDate expectedDisbursementDate() {
+        return this.expectedDisbursementDate;
+    }
+
+    public LocalDate expectedDisbursementDateAsLocalDate() {
+        LocalDate expectedDisburseDate = null;
+        if (this.expectedDisbursementDate != null) {
+            expectedDisburseDate = this.expectedDisbursementDate;
+        }
+        return expectedDisburseDate;
+    }
+
+    public LocalDate actualDisbursementDate() {
+        return this.actualDisbursementDate;
+    }
+
+    public BigDecimal principal() {
+        return this.principal;
+    }
+
+    public void updatePrincipal(BigDecimal principal) {
+        this.principal = principal;
+    }
+
+    public LocalDate getDisbursementDate() {
+        return this.actualDisbursementDate;
+    }
+
+    public DisbursementData toData() {
+        LocalDate expectedDisburseDate = expectedDisbursementDateAsLocalDate();
+        BigDecimal waivedChargeAmount = null;
+        return new DisbursementData(getId(), expectedDisburseDate, this.actualDisbursementDate, this.principal, this.netDisbursalAmount,
+                null, null, waivedChargeAmount);
+    }
+
+    public void updateActualDisbursementDate(LocalDate actualDisbursementDate) {
+        this.actualDisbursementDate = actualDisbursementDate;
+    }
+
+    public BigDecimal getNetDisbursalAmount() {
+        return this.netDisbursalAmount;
+    }
+
+    public void setNetDisbursalAmount(BigDecimal netDisbursalAmount) {
+        this.netDisbursalAmount = netDisbursalAmount;
+    }
+
+    public void updateExpectedDisbursementDateAndAmount(LocalDate expectedDisbursementDate, BigDecimal principal) {
+        this.expectedDisbursementDate = expectedDisbursementDate;
+        this.principal = principal;
+    }
+
+    public void reverse() {
+        this.reversed = true;
+    }
+
+    public boolean isReversed() {
+        return reversed;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanEvent.java

@@ -0,0 +1,55 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+/**
+ *
+ */
+public enum LoanEvent {
+
+    LOAN_CREATED, //
+    LOAN_REJECTED, //
+    LOAN_WITHDRAWN, //
+    LOAN_APPROVED, //
+    LOAN_APPROVAL_UNDO, //
+    LOAN_RECOVERY_PAYMENT, //
+    LOAN_DISBURSED, //
+    LOAN_DISBURSAL_UNDO, //
+    LOAN_DISBURSAL_UNDO_LAST, //
+    LOAN_REPAYMENT_OR_WAIVER, //
+    REPAID_IN_FULL, //
+    WRITE_OFF_OUTSTANDING, //
+    WRITE_OFF_OUTSTANDING_UNDO, //
+    LOAN_RESCHEDULE, //
+    INTERST_REBATE_OWED, //
+    LOAN_OVERPAYMENT, //
+    LOAN_CHARGE_PAYMENT, //
+    LOAN_CLOSED, //
+    LOAN_EDIT_MULTI_DISBURSE_DATE, //
+    LOAN_REFUND, //
+    LOAN_FORECLOSURE, //
+    LOAN_ADJUST_TRANSACTION, //
+    LOAN_INITIATE_TRANSFER, //
+    LOAN_REJECT_TRANSFER, //
+    LOAN_WITHDRAW_TRANSFER, //
+    LOAN_CREDIT_BALANCE_REFUND, //
+    LOAN_CHARGEBACK, //
+    LOAN_CHARGE_ADDED, //
+    LOAN_CHARGE_ADJUSTMENT;
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanInstallmentCharge.java

@@ -0,0 +1,331 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.portfolio.loanaccount.data.LoanInstallmentChargeData;
+
+@Entity
+@Table(name = "m_loan_installment_charge")
+public class LoanInstallmentCharge extends AbstractPersistableCustom implements Comparable<LoanInstallmentCharge> {
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_charge_id", referencedColumnName = "id", nullable = false)
+    private LoanCharge loancharge;
+
+    @ManyToOne
+    @JoinColumn(name = "loan_schedule_id", nullable = false)
+    private LoanRepaymentScheduleInstallment installment;
+
+    @Column(name = "amount", scale = 6, precision = 19, nullable = false)
+    private BigDecimal amount;
+
+    @Column(name = "amount_paid_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal amountPaid;
+
+    @Column(name = "amount_waived_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal amountWaived;
+
+    @Column(name = "amount_writtenoff_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal amountWrittenOff;
+
+    @Column(name = "amount_outstanding_derived", scale = 6, precision = 19, nullable = false)
+    private BigDecimal amountOutstanding;
+
+    @Column(name = "amount_through_charge_payment", scale = 6, precision = 19, nullable = true)
+    private BigDecimal amountThroughChargePayment;
+
+    @Column(name = "is_paid_derived", nullable = false)
+    private boolean paid = false;
+
+    @Column(name = "waived", nullable = false)
+    private boolean waived = false;
+
+    public LoanInstallmentCharge() {
+        // TODO Auto-generated constructor stub
+    }
+
+    @Override
+    public int compareTo(LoanInstallmentCharge o) {
+        return this.installment.getInstallmentNumber().compareTo(o.installment.getInstallmentNumber());
+    }
+
+    public LoanInstallmentCharge(final BigDecimal amount, final LoanCharge loancharge, final LoanRepaymentScheduleInstallment installment) {
+        this.loancharge = loancharge;
+        this.installment = installment;
+        this.amount = amount;
+        this.amountOutstanding = amount;
+        this.amountPaid = null;
+        this.amountWaived = null;
+        this.amountWrittenOff = null;
+    }
+
+    public void copyFrom(final LoanInstallmentCharge loanChargePerInstallment) {
+        this.amount = loanChargePerInstallment.amount;
+        this.installment = loanChargePerInstallment.installment;
+        this.amountOutstanding = calculateOutstanding();
+        this.paid = determineIfFullyPaid();
+    }
+
+    public Money waive(final MonetaryCurrency currency) {
+        this.amountWaived = this.amountOutstanding;
+        this.amountOutstanding = BigDecimal.ZERO;
+        this.paid = false;
+        this.waived = true;
+        return getAmountWaived(currency);
+    }
+
+    public Money getAmountWaived(final MonetaryCurrency currency) {
+        return Money.of(currency, this.amountWaived);
+    }
+
+    private boolean determineIfFullyPaid() {
+        if (this.amount == null) {
+            return true;
+        }
+        return BigDecimal.ZERO.compareTo(calculateOutstanding()) == 0;
+    }
+
+    public void undoWaive(final BigDecimal amountOutstanding, final BigDecimal amountWaived) {
+        this.amountOutstanding = amountOutstanding;
+        this.amountWaived = amountWaived;
+    }
+
+    private BigDecimal calculateOutstanding() {
+        if (this.amount == null) {
+            return null;
+        }
+        BigDecimal amountPaidLocal = BigDecimal.ZERO;
+        if (this.amountPaid != null) {
+            amountPaidLocal = this.amountPaid;
+        }
+
+        BigDecimal amountWaivedLocal = BigDecimal.ZERO;
+        if (this.amountWaived != null) {
+            amountWaivedLocal = this.amountWaived;
+        }
+
+        BigDecimal amountWrittenOffLocal = BigDecimal.ZERO;
+        if (this.amountWrittenOff != null) {
+            amountWrittenOffLocal = this.amountWrittenOff;
+        }
+
+        final BigDecimal totalAccountedFor = amountPaidLocal.add(amountWaivedLocal).add(amountWrittenOffLocal);
+
+        return this.amount.subtract(totalAccountedFor);
+    }
+
+    public BigDecimal getAmount() {
+        return this.amount;
+    }
+
+    public Money getAmount(final MonetaryCurrency currency) {
+        return Money.of(currency, this.amount);
+    }
+
+    public Money getAmountPaid(final MonetaryCurrency currency) {
+        return Money.of(currency, this.amountPaid);
+    }
+
+    public BigDecimal getAmountOutstanding() {
+        return this.amountOutstanding;
+    }
+
+    private BigDecimal calculateAmountOutstanding(final MonetaryCurrency currency) {
+        return getAmount(currency).minus(getAmountWaived(currency)).minus(getAmountPaid(currency)).getAmount();
+    }
+
+    public boolean isPaid() {
+        return this.paid;
+    }
+
+    public boolean isWaived() {
+        return this.waived;
+    }
+
+    public boolean isPending() {
+        return !(isPaid() || isWaived());
+    }
+
+    public boolean isChargeAmountpaid(MonetaryCurrency currency) {
+        Money amounPaidThroughChargePayment = Money.of(currency, this.amountThroughChargePayment);
+        Money paid = Money.of(currency, this.amountPaid);
+        return amounPaidThroughChargePayment.isEqualTo(paid);
+    }
+
+    public LoanRepaymentScheduleInstallment getRepaymentInstallment() {
+        return this.installment;
+    }
+
+    public Money updatePaidAmountBy(final Money incrementBy, final Money feeAmount) {
+
+        Money amountPaidToDate = Money.of(incrementBy.getCurrency(), this.amountPaid);
+        final Money amountOutstanding = Money.of(incrementBy.getCurrency(), this.amountOutstanding);
+        Money amountPaidPreviously = amountPaidToDate;
+        Money amountPaidOnThisCharge;
+        if (incrementBy.isGreaterThanOrEqualTo(amountOutstanding)) {
+            amountPaidOnThisCharge = amountOutstanding;
+            amountPaidToDate = amountPaidToDate.plus(amountOutstanding);
+            this.amountPaid = amountPaidToDate.getAmount();
+            this.amountOutstanding = BigDecimal.ZERO;
+        } else {
+            amountPaidOnThisCharge = incrementBy;
+            amountPaidToDate = amountPaidToDate.plus(incrementBy);
+            this.amountPaid = amountPaidToDate.getAmount();
+            this.amountOutstanding = calculateAmountOutstanding(incrementBy.getCurrency());
+        }
+        Money amountFromChargePayment = Money.of(incrementBy.getCurrency(), this.amountThroughChargePayment);
+        if (amountPaidPreviously.isGreaterThanZero()) {
+            amountFromChargePayment = amountFromChargePayment.plus(feeAmount);
+        } else {
+            amountFromChargePayment = feeAmount;
+        }
+        this.amountThroughChargePayment = amountFromChargePayment.getAmount();
+        if (determineIfFullyPaid()) {
+            Money waivedAmount = getAmountWaived(incrementBy.getCurrency());
+            if (waivedAmount.isGreaterThanZero()) {
+                this.waived = true;
+            } else {
+                this.paid = true;
+            }
+        }
+
+        return amountPaidOnThisCharge;
+    }
+
+    public Money getAmountWrittenOff(final MonetaryCurrency currency) {
+        return Money.of(currency, this.amountWrittenOff);
+    }
+
+    public void resetPaidAmount(final MonetaryCurrency currency) {
+        this.amountPaid = BigDecimal.ZERO;
+        this.amountOutstanding = calculateAmountOutstanding(currency);
+        this.paid = false;
+    }
+
+    public void setAmountWaived(final BigDecimal amountWaived) {
+        this.amountWaived = amountWaived;
+    }
+
+    public void undoWaiveFlag() {
+        this.waived = false;
+    }
+
+    public void setOutstandingAmount(final BigDecimal amountOutstanding) {
+        this.amountOutstanding = amountOutstanding;
+    }
+
+    public void resetToOriginal(final MonetaryCurrency currency) {
+        this.amountPaid = BigDecimal.ZERO;
+        this.amountWaived = BigDecimal.ZERO;
+        this.amountWrittenOff = BigDecimal.ZERO;
+        this.amountThroughChargePayment = BigDecimal.ZERO;
+        this.amountOutstanding = calculateAmountOutstanding(currency);
+        this.paid = false;
+        this.waived = false;
+
+    }
+
+    public Money getAmountThroughChargePayment(final MonetaryCurrency currency) {
+        return Money.of(currency, this.amountThroughChargePayment);
+    }
+
+    public Money getUnpaidAmountThroughChargePayment(final MonetaryCurrency currency) {
+        return Money.of(currency, this.amountThroughChargePayment).minus(this.amountPaid);
+    }
+
+    private void updateAmountThroughChargePayment(final MonetaryCurrency currency) {
+        Money amountThroughChargePayment = getAmountThroughChargePayment(currency);
+        if (amountThroughChargePayment.isGreaterThanZero() && amountThroughChargePayment.isGreaterThan(this.getAmount(currency))) {
+            this.amountThroughChargePayment = this.getAmount();
+        }
+    }
+
+    public Money updateWaivedAndAmountPaidThroughChargePaymentAmount(final MonetaryCurrency currency) {
+        updateWaivedAmount(currency);
+        updateAmountThroughChargePayment(currency);
+        return getAmountWaived(currency);
+    }
+
+    private void updateWaivedAmount(final MonetaryCurrency currency) {
+        Money waivedAmount = getAmountWaived(currency);
+        if (waivedAmount.isGreaterThanZero()) {
+            if (waivedAmount.isGreaterThan(this.getAmount(currency))) {
+                this.amountWaived = this.getAmount();
+                this.amountOutstanding = BigDecimal.ZERO;
+                this.paid = false;
+                this.waived = true;
+            } else if (waivedAmount.isLessThan(this.getAmount(currency))) {
+                this.paid = false;
+                this.waived = false;
+            }
+        }
+    }
+
+    public void updateInstallment(LoanRepaymentScheduleInstallment installment) {
+        this.installment = installment;
+    }
+
+    public Money undoPaidAmountBy(final Money incrementBy, final Money feeAmount) {
+
+        Money amountPaidToDate = Money.of(incrementBy.getCurrency(), this.amountPaid);
+
+        Money amountToDeductOnThisCharge;
+        if (incrementBy.isGreaterThanOrEqualTo(amountPaidToDate)) {
+            amountToDeductOnThisCharge = amountPaidToDate;
+            amountPaidToDate = Money.zero(incrementBy.getCurrency());
+            this.amountPaid = amountPaidToDate.getAmount();
+            this.amountOutstanding = this.amount;
+        } else {
+            amountToDeductOnThisCharge = incrementBy;
+            amountPaidToDate = amountPaidToDate.minus(incrementBy);
+            this.amountPaid = amountPaidToDate.getAmount();
+            this.amountOutstanding = calculateAmountOutstanding(incrementBy.getCurrency());
+        }
+        this.amountThroughChargePayment = feeAmount.getAmount();
+        this.paid = determineIfFullyPaid();
+
+        return amountToDeductOnThisCharge;
+    }
+
+    public LoanCharge getLoanCharge() {
+        return this.loancharge;
+    }
+
+    public LoanRepaymentScheduleInstallment getInstallment() {
+        return this.installment;
+    }
+
+    public void setInstallment(LoanRepaymentScheduleInstallment installment) {
+        this.installment = installment;
+    }
+
+    public LoanInstallmentChargeData toData() {
+        return LoanInstallmentChargeData.builder().installmentNumber(installment.getInstallmentNumber()).dueDate(installment.getDueDate())
+                .amount(amount).amountOutstanding(amountOutstanding).amountWaived(amountWaived).paid(paid).waived(waived).build();
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanInterestRecalcualtionAdditionalDetails.java

@@ -0,0 +1,70 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+
+@Entity
+@Table(name = "m_loan_interest_recalculation_additional_details")
+public class LoanInterestRecalcualtionAdditionalDetails extends AbstractPersistableCustom {
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_repayment_schedule_id", nullable = false)
+    private LoanRepaymentScheduleInstallment loanRepaymentScheduleInstallment;
+
+    @Column(name = "effective_date")
+    private LocalDate effectiveDate;
+
+    @Column(name = "amount", scale = 6, precision = 19, nullable = false)
+    private BigDecimal amount;
+
+    protected LoanInterestRecalcualtionAdditionalDetails() {
+
+    }
+
+    public LoanInterestRecalcualtionAdditionalDetails(final LocalDate effectiveDate, final BigDecimal amount) {
+        if (effectiveDate != null) {
+            this.effectiveDate = effectiveDate;
+        }
+        this.amount = amount;
+    }
+
+    public LocalDate getEffectiveDate() {
+        return this.effectiveDate;
+    }
+
+    public BigDecimal getAmount() {
+        return this.amount;
+    }
+
+    public LoanRepaymentScheduleInstallment getLoanRepaymentScheduleInstallment() {
+        return loanRepaymentScheduleInstallment;
+    }
+
+    public void setLoanRepaymentScheduleInstallment(LoanRepaymentScheduleInstallment loanRepaymentScheduleInstallment) {
+        this.loanRepaymentScheduleInstallment = loanRepaymentScheduleInstallment;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanInterestRecalculationDetails.java

@@ -0,0 +1,192 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.loanproduct.domain.InterestRecalculationCompoundingMethod;
+import org.apache.fineract.portfolio.loanproduct.domain.LoanProductInterestRecalculationDetails;
+import org.apache.fineract.portfolio.loanproduct.domain.LoanRescheduleStrategyMethod;
+import org.apache.fineract.portfolio.loanproduct.domain.RecalculationFrequencyType;
+
+/**
+ * Entity for holding interest recalculation setting, details will be copied from product directly
+ *
+ * @author conflux
+ */
+
+@Entity
+@Table(name = "m_loan_recalculation_details")
+public class LoanInterestRecalculationDetails extends AbstractPersistableCustom {
+
+    @OneToOne
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    /**
+     * {@link InterestRecalculationCompoundingMethod}
+     */
+    @Column(name = "compound_type_enum", nullable = false)
+    private Integer interestRecalculationCompoundingMethod;
+
+    /**
+     * {@link LoanRescheduleStrategyMethod}
+     */
+    @Column(name = "reschedule_strategy_enum", nullable = false)
+    private Integer rescheduleStrategyMethod;
+
+    @Column(name = "rest_frequency_type_enum", nullable = false)
+    private Integer restFrequencyType;
+
+    @Column(name = "rest_frequency_interval", nullable = false)
+    private Integer restInterval;
+
+    @Column(name = "rest_frequency_nth_day_enum", nullable = true)
+    private Integer restFrequencyNthDay;
+
+    @Column(name = "rest_frequency_weekday_enum", nullable = true)
+    private Integer restFrequencyWeekday;
+
+    @Column(name = "rest_frequency_on_day", nullable = true)
+    private Integer restFrequencyOnDay;
+
+    @Column(name = "compounding_frequency_type_enum", nullable = true)
+    private Integer compoundingFrequencyType;
+
+    @Column(name = "compounding_frequency_interval", nullable = true)
+    private Integer compoundingInterval;
+
+    @Column(name = "compounding_frequency_nth_day_enum", nullable = true)
+    private Integer compoundingFrequencyNthDay;
+    @Column(name = "compounding_frequency_weekday_enum", nullable = true)
+    private Integer compoundingFrequencyWeekday;
+    @Column(name = "compounding_frequency_on_day", nullable = true)
+    private Integer compoundingFrequencyOnDay;
+
+    @Column(name = "is_compounding_to_be_posted_as_transaction")
+    private Boolean isCompoundingToBePostedAsTransaction;
+    @Column(name = "allow_compounding_on_eod")
+    private Boolean allowCompoundingOnEod;
+
+    protected LoanInterestRecalculationDetails() {
+        // Default constructor for jpa repository
+    }
+
+    private LoanInterestRecalculationDetails(final Integer interestRecalculationCompoundingMethod, final Integer rescheduleStrategyMethod,
+            final Integer restFrequencyType, final Integer restInterval, final Integer restFrequencyNthDay, Integer restFrequencyWeekday,
+            Integer restFrequencyOnDay, Integer compoundingFrequencyType, Integer compoundingInterval, Integer compoundingFrequencyNthDay,
+            Integer compoundingFrequencyWeekday, Integer compoundingFrequencyOnDay, final boolean isCompoundingToBePostedAsTransaction,
+            final boolean allowCompoundingOnEod) {
+        this.interestRecalculationCompoundingMethod = interestRecalculationCompoundingMethod;
+        this.rescheduleStrategyMethod = rescheduleStrategyMethod;
+        this.restFrequencyNthDay = restFrequencyNthDay;
+        this.restFrequencyWeekday = restFrequencyWeekday;
+        this.restFrequencyOnDay = restFrequencyOnDay;
+        this.restFrequencyType = restFrequencyType;
+        this.restInterval = restInterval;
+        this.compoundingFrequencyNthDay = compoundingFrequencyNthDay;
+        this.compoundingFrequencyWeekday = compoundingFrequencyWeekday;
+        this.compoundingFrequencyOnDay = compoundingFrequencyOnDay;
+        this.compoundingFrequencyType = compoundingFrequencyType;
+        this.compoundingInterval = compoundingInterval;
+        this.isCompoundingToBePostedAsTransaction = isCompoundingToBePostedAsTransaction;
+        this.allowCompoundingOnEod = allowCompoundingOnEod;
+    }
+
+    public static LoanInterestRecalculationDetails createFrom(
+            final LoanProductInterestRecalculationDetails loanProductInterestRecalculationDetails) {
+        return new LoanInterestRecalculationDetails(loanProductInterestRecalculationDetails.getInterestRecalculationCompoundingMethod(),
+                loanProductInterestRecalculationDetails.getRescheduleStrategyMethod(),
+                loanProductInterestRecalculationDetails.getRestFrequencyType().getValue(),
+                loanProductInterestRecalculationDetails.getRestInterval(), loanProductInterestRecalculationDetails.getRestFrequencyNthDay(),
+                loanProductInterestRecalculationDetails.getRestFrequencyWeekday(),
+                loanProductInterestRecalculationDetails.getRestFrequencyOnDay(),
+                loanProductInterestRecalculationDetails.getCompoundingFrequencyType().getValue(),
+                loanProductInterestRecalculationDetails.getCompoundingInterval(),
+                loanProductInterestRecalculationDetails.getCompoundingFrequencyNthDay(),
+                loanProductInterestRecalculationDetails.getCompoundingFrequencyWeekday(),
+                loanProductInterestRecalculationDetails.getCompoundingFrequencyOnDay(),
+                loanProductInterestRecalculationDetails.getIsCompoundingToBePostedAsTransaction(),
+                loanProductInterestRecalculationDetails.allowCompoundingOnEod());
+    }
+
+    public void updateLoan(final Loan loan) {
+        this.loan = loan;
+    }
+
+    public InterestRecalculationCompoundingMethod getInterestRecalculationCompoundingMethod() {
+        return InterestRecalculationCompoundingMethod.fromInt(this.interestRecalculationCompoundingMethod);
+    }
+
+    public LoanRescheduleStrategyMethod getRescheduleStrategyMethod() {
+        return LoanRescheduleStrategyMethod.fromInt(this.rescheduleStrategyMethod);
+    }
+
+    public RecalculationFrequencyType getRestFrequencyType() {
+        return RecalculationFrequencyType.fromInt(this.restFrequencyType);
+    }
+
+    public Integer getRestInterval() {
+        return this.restInterval;
+    }
+
+    public RecalculationFrequencyType getCompoundingFrequencyType() {
+        return RecalculationFrequencyType.fromInt(this.compoundingFrequencyType);
+    }
+
+    public Integer getCompoundingInterval() {
+        return this.compoundingInterval;
+    }
+
+    public Integer getRestFrequencyNthDay() {
+        return this.restFrequencyNthDay;
+    }
+
+    public Integer getRestFrequencyWeekday() {
+        return this.restFrequencyWeekday;
+    }
+
+    public Integer getRestFrequencyOnDay() {
+        return this.restFrequencyOnDay;
+    }
+
+    public Integer getCompoundingFrequencyNthDay() {
+        return this.compoundingFrequencyNthDay;
+    }
+
+    public Integer getCompoundingFrequencyWeekday() {
+        return this.compoundingFrequencyWeekday;
+    }
+
+    public Integer getCompoundingFrequencyOnDay() {
+        return this.compoundingFrequencyOnDay;
+    }
+
+    public boolean isCompoundingToBePostedAsTransaction() {
+        return null == this.isCompoundingToBePostedAsTransaction ? false : this.isCompoundingToBePostedAsTransaction;
+    }
+
+    public boolean allowCompoundingOnEod() {
+        return this.allowCompoundingOnEod;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanLifecycleStateMachine.java

@@ -0,0 +1,26 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+public interface LoanLifecycleStateMachine {
+
+    LoanStatus dryTransition(LoanEvent loanEvent, Loan loan);
+
+    void transition(LoanEvent loanEvent, Loan loan);
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanOfficerAssignmentHistory.java

@@ -0,0 +1,108 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.time.LocalDate;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractAuditableCustom;
+import org.apache.fineract.organisation.staff.domain.Staff;
+
+@Entity
+@Table(name = "m_loan_officer_assignment_history")
+public class LoanOfficerAssignmentHistory extends AbstractAuditableCustom {
+
+    @ManyToOne
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    @ManyToOne
+    @JoinColumn(name = "loan_officer_id", nullable = true)
+    private Staff loanOfficer;
+
+    @Column(name = "start_date")
+    private LocalDate startDate;
+
+    @Column(name = "end_date")
+    private LocalDate endDate;
+
+    public static LoanOfficerAssignmentHistory createNew(final Loan loan, final Staff loanOfficer, final LocalDate startDate) {
+        return new LoanOfficerAssignmentHistory(loan, loanOfficer, startDate, null);
+    }
+
+    protected LoanOfficerAssignmentHistory() {
+        //
+    }
+
+    private LoanOfficerAssignmentHistory(final Loan loan, final Staff loanOfficer, final LocalDate startDate, final LocalDate endDate) {
+        this.loan = loan;
+        this.loanOfficer = loanOfficer;
+        this.startDate = startDate;
+        this.endDate = endDate;
+    }
+
+    public void updateLoanOfficer(final Staff loanOfficer) {
+        this.loanOfficer = loanOfficer;
+    }
+
+    public void updateStartDate(final LocalDate startDate) {
+        this.startDate = startDate;
+    }
+
+    public void updateEndDate(final LocalDate endDate) {
+        this.endDate = endDate;
+    }
+
+    public boolean matchesStartDateOf(final LocalDate matchingDate) {
+        return getStartDate().isEqual(matchingDate);
+    }
+
+    public LocalDate getStartDate() {
+        return this.startDate;
+    }
+
+    public boolean hasStartDateBefore(final LocalDate matchingDate) {
+        return matchingDate.isBefore(getStartDate());
+    }
+
+    public boolean isCurrentRecord() {
+        return this.endDate == null;
+    }
+
+    /**
+     * If endDate is null then return false.
+     *
+     * @param compareDate
+     * @return
+     */
+    public boolean isEndDateAfter(final LocalDate compareDate) {
+        return this.endDate.isAfter(compareDate);
+    }
+
+    public LocalDate getEndDate() {
+        return this.endDate;
+    }
+
+    public boolean isSameLoanOfficer(final Staff staff) {
+        return this.loanOfficer.identifiedBy(staff);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanOverdueInstallmentCharge.java

@@ -0,0 +1,59 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import lombok.Getter;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+
+@Entity
+@Getter
+@Table(name = "m_loan_overdue_installment_charge")
+public class LoanOverdueInstallmentCharge extends AbstractPersistableCustom {
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_charge_id", referencedColumnName = "id", nullable = false)
+    private LoanCharge loancharge;
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_schedule_id", referencedColumnName = "id", nullable = false)
+    private LoanRepaymentScheduleInstallment installment;
+
+    @Column(name = "frequency_number")
+    private Integer frequencyNumber;
+
+    public LoanOverdueInstallmentCharge() {
+
+    }
+
+    public LoanOverdueInstallmentCharge(final LoanCharge loancharge, final LoanRepaymentScheduleInstallment installment,
+            final Integer frequencyNumber) {
+        this.loancharge = loancharge;
+        this.installment = installment;
+        this.frequencyNumber = frequencyNumber;
+    }
+
+    public void updateLoanRepaymentScheduleInstallment(LoanRepaymentScheduleInstallment loanRepaymentScheduleInstallment) {
+        this.installment = loanRepaymentScheduleInstallment;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanRepaymentScheduleInstallment.java

@@ -0,0 +1,907 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.HashSet;
+import java.util.Set;
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractAuditableWithUTCDateTimeCustom;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.portfolio.repaymentwithpostdatedchecks.domain.PostDatedChecks;
+
+@Entity
+@Table(name = "m_loan_repayment_schedule")
+public class LoanRepaymentScheduleInstallment extends AbstractAuditableWithUTCDateTimeCustom
+        implements Comparable<LoanRepaymentScheduleInstallment> {
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_id", referencedColumnName = "id")
+    private Loan loan;
+
+    @Column(name = "installment", nullable = false)
+    private Integer installmentNumber;
+
+    @Column(name = "fromdate", nullable = true)
+    private LocalDate fromDate;
+
+    @Column(name = "duedate", nullable = false)
+    private LocalDate dueDate;
+
+    @Column(name = "principal_amount", scale = 6, precision = 19, nullable = true)
+    private BigDecimal principal;
+
+    @Column(name = "principal_completed_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal principalCompleted;
+
+    @Column(name = "principal_writtenoff_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal principalWrittenOff;
+
+    @Column(name = "interest_amount", scale = 6, precision = 19, nullable = true)
+    private BigDecimal interestCharged;
+
+    @Column(name = "interest_completed_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal interestPaid;
+
+    @Column(name = "interest_waived_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal interestWaived;
+
+    @Column(name = "interest_writtenoff_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal interestWrittenOff;
+
+    @Column(name = "accrual_interest_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal interestAccrued;
+
+    @Column(name = "reschedule_interest_portion", scale = 6, precision = 19, nullable = true)
+    private BigDecimal rescheduleInterestPortion;
+
+    @Column(name = "fee_charges_amount", scale = 6, precision = 19, nullable = true)
+    private BigDecimal feeChargesCharged;
+
+    @Column(name = "fee_charges_completed_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal feeChargesPaid;
+
+    @Column(name = "fee_charges_writtenoff_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal feeChargesWrittenOff;
+
+    @Column(name = "fee_charges_waived_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal feeChargesWaived;
+
+    @Column(name = "accrual_fee_charges_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal feeAccrued;
+
+    @Column(name = "penalty_charges_amount", scale = 6, precision = 19, nullable = true)
+    private BigDecimal penaltyCharges;
+
+    @Column(name = "penalty_charges_completed_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal penaltyChargesPaid;
+
+    @Column(name = "penalty_charges_writtenoff_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal penaltyChargesWrittenOff;
+
+    @Column(name = "penalty_charges_waived_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal penaltyChargesWaived;
+
+    @Column(name = "accrual_penalty_charges_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal penaltyAccrued;
+
+    @Column(name = "total_paid_in_advance_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal totalPaidInAdvance;
+
+    @Column(name = "total_paid_late_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal totalPaidLate;
+
+    @Column(name = "completed_derived", nullable = false)
+    private boolean obligationsMet;
+
+    @Column(name = "obligations_met_on_date")
+    private LocalDate obligationsMetOnDate;
+
+    @Column(name = "recalculated_interest_component", nullable = false)
+    private boolean recalculatedInterestComponent;
+
+    @Column(name = "is_additional", nullable = false)
+    private boolean additional;
+
+    @Column(name = "credits_amount", scale = 6, precision = 19, nullable = true)
+    private BigDecimal credits;
+
+    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.EAGER, mappedBy = "loanRepaymentScheduleInstallment")
+    private Set<LoanInterestRecalcualtionAdditionalDetails> loanCompoundingDetails = new HashSet<>();
+
+    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.EAGER, mappedBy = "loanRepaymentScheduleInstallment")
+    private Set<PostDatedChecks> postDatedChecks;
+
+    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.LAZY, mappedBy = "installment")
+    private Set<LoanInstallmentCharge> installmentCharges = new HashSet<>();
+
+    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.LAZY, mappedBy = "installment")
+    private Set<LoanTransactionToRepaymentScheduleMapping> loanTransactionToRepaymentScheduleMappings = new HashSet<>();
+
+    public LoanRepaymentScheduleInstallment() {
+        this.installmentNumber = null;
+        this.fromDate = null;
+        this.dueDate = null;
+        this.obligationsMet = false;
+    }
+
+    public LoanRepaymentScheduleInstallment(final Loan loan, final Integer installmentNumber, final LocalDate fromDate,
+            final LocalDate dueDate, final BigDecimal principal, final BigDecimal interest, final BigDecimal feeCharges,
+            final BigDecimal penaltyCharges, final boolean recalculatedInterestComponent,
+            final Set<LoanInterestRecalcualtionAdditionalDetails> compoundingDetails, final BigDecimal rescheduleInterestPortion) {
+        this.loan = loan;
+        this.installmentNumber = installmentNumber;
+        this.fromDate = fromDate;
+        this.dueDate = dueDate;
+        this.principal = defaultToNullIfZero(principal);
+        this.interestCharged = defaultToNullIfZero(interest);
+        this.feeChargesCharged = defaultToNullIfZero(feeCharges);
+        this.penaltyCharges = defaultToNullIfZero(penaltyCharges);
+        this.obligationsMet = false;
+        this.recalculatedInterestComponent = recalculatedInterestComponent;
+        if (compoundingDetails != null) {
+            compoundingDetails.forEach(cd -> cd.setLoanRepaymentScheduleInstallment(this));
+        }
+        this.loanCompoundingDetails = compoundingDetails;
+        this.rescheduleInterestPortion = rescheduleInterestPortion;
+    }
+
+    public LoanRepaymentScheduleInstallment(final Loan loan, final Integer installmentNumber, final LocalDate fromDate,
+            final LocalDate dueDate, final BigDecimal principal, final BigDecimal interest, final BigDecimal feeCharges,
+            final BigDecimal penaltyCharges, final boolean recalculatedInterestComponent,
+            final Set<LoanInterestRecalcualtionAdditionalDetails> compoundingDetails) {
+        this.loan = loan;
+        this.installmentNumber = installmentNumber;
+        this.fromDate = fromDate;
+        this.dueDate = dueDate;
+        this.principal = defaultToNullIfZero(principal);
+        this.interestCharged = defaultToNullIfZero(interest);
+        this.feeChargesCharged = defaultToNullIfZero(feeCharges);
+        this.penaltyCharges = defaultToNullIfZero(penaltyCharges);
+        this.obligationsMet = false;
+        this.recalculatedInterestComponent = recalculatedInterestComponent;
+        if (compoundingDetails != null) {
+            compoundingDetails.forEach(cd -> cd.setLoanRepaymentScheduleInstallment(this));
+        }
+        this.loanCompoundingDetails = compoundingDetails;
+    }
+
+    public LoanRepaymentScheduleInstallment(final Loan loan) {
+        this.loan = loan;
+        this.installmentNumber = null;
+        this.fromDate = null;
+        this.dueDate = null;
+        this.obligationsMet = false;
+    }
+
+    private BigDecimal defaultToNullIfZero(final BigDecimal value) {
+        BigDecimal result = value;
+        if (BigDecimal.ZERO.compareTo(value) == 0) {
+            result = null;
+        }
+        return result;
+    }
+
+    public Loan getLoan() {
+        return this.loan;
+    }
+
+    public Integer getInstallmentNumber() {
+        return this.installmentNumber;
+    }
+
+    public LocalDate getFromDate() {
+        return this.fromDate;
+    }
+
+    public void setPostDatedChecksToNull() {
+        this.postDatedChecks = null;
+    }
+
+    public Set<PostDatedChecks> getPostDatedCheck() {
+        return this.postDatedChecks;
+    }
+
+    public LocalDate getDueDate() {
+        return this.dueDate;
+    }
+
+    public Money getCredits(final MonetaryCurrency currency) {
+        return Money.of(currency, this.credits);
+    }
+
+    public Money getPrincipal(final MonetaryCurrency currency) {
+        return Money.of(currency, this.principal);
+    }
+
+    public Money getPrincipalCompleted(final MonetaryCurrency currency) {
+        return Money.of(currency, this.principalCompleted);
+    }
+
+    public void updateLoanRepaymentSchedule(final BigDecimal amountWaived) {
+        this.feeChargesWaived = this.feeChargesWaived.subtract(amountWaived);
+    }
+
+    public Money getPrincipalWrittenOff(final MonetaryCurrency currency) {
+        return Money.of(currency, this.principalWrittenOff);
+    }
+
+    public Money getPrincipalOutstanding(final MonetaryCurrency currency) {
+        final Money principalAccountedFor = getPrincipalCompleted(currency).plus(getPrincipalWrittenOff(currency));
+        return getPrincipal(currency).minus(principalAccountedFor);
+    }
+
+    public Money getInterestCharged(final MonetaryCurrency currency) {
+        return Money.of(currency, this.interestCharged);
+    }
+
+    public Money getInterestPaid(final MonetaryCurrency currency) {
+        return Money.of(currency, this.interestPaid);
+    }
+
+    public Money getInterestWaived(final MonetaryCurrency currency) {
+        return Money.of(currency, this.interestWaived);
+    }
+
+    public Money getInterestWrittenOff(final MonetaryCurrency currency) {
+        return Money.of(currency, this.interestWrittenOff);
+    }
+
+    public Money getInterestOutstanding(final MonetaryCurrency currency) {
+        final Money interestAccountedFor = getInterestPaid(currency).plus(getInterestWaived(currency))
+                .plus(getInterestWrittenOff(currency));
+        return getInterestCharged(currency).minus(interestAccountedFor);
+    }
+
+    public Money getInterestAccrued(final MonetaryCurrency currency) {
+        return Money.of(currency, this.interestAccrued);
+    }
+
+    public Money getFeeChargesCharged(final MonetaryCurrency currency) {
+        return Money.of(currency, this.feeChargesCharged);
+    }
+
+    public Money getFeeChargesPaid(final MonetaryCurrency currency) {
+        return Money.of(currency, this.feeChargesPaid);
+    }
+
+    public Money getFeeChargesWaived(final MonetaryCurrency currency) {
+        return Money.of(currency, this.feeChargesWaived);
+    }
+
+    public Money getFeeChargesWrittenOff(final MonetaryCurrency currency) {
+        return Money.of(currency, this.feeChargesWrittenOff);
+    }
+
+    public Money getFeeChargesOutstanding(final MonetaryCurrency currency) {
+        final Money feeChargesAccountedFor = getFeeChargesPaid(currency).plus(getFeeChargesWaived(currency))
+                .plus(getFeeChargesWrittenOff(currency));
+        return getFeeChargesCharged(currency).minus(feeChargesAccountedFor);
+    }
+
+    public Money getFeeAccrued(final MonetaryCurrency currency) {
+        return Money.of(currency, this.feeAccrued);
+    }
+
+    public Money getPenaltyChargesCharged(final MonetaryCurrency currency) {
+        return Money.of(currency, this.penaltyCharges);
+    }
+
+    public Money getPenaltyChargesPaid(final MonetaryCurrency currency) {
+        return Money.of(currency, this.penaltyChargesPaid);
+    }
+
+    public Money getPenaltyChargesWaived(final MonetaryCurrency currency) {
+        return Money.of(currency, this.penaltyChargesWaived);
+    }
+
+    public Money getPenaltyChargesWrittenOff(final MonetaryCurrency currency) {
+        return Money.of(currency, this.penaltyChargesWrittenOff);
+    }
+
+    public Money getPenaltyChargesOutstanding(final MonetaryCurrency currency) {
+        final Money feeChargesAccountedFor = getPenaltyChargesPaid(currency).plus(getPenaltyChargesWaived(currency))
+                .plus(getPenaltyChargesWrittenOff(currency));
+        return getPenaltyChargesCharged(currency).minus(feeChargesAccountedFor);
+    }
+
+    public Money getPenaltyAccrued(final MonetaryCurrency currency) {
+        return Money.of(currency, this.penaltyAccrued);
+    }
+
+    public boolean isInterestDue(final MonetaryCurrency currency) {
+        return getInterestOutstanding(currency).isGreaterThanZero();
+    }
+
+    public Money getTotalPrincipalAndInterest(final MonetaryCurrency currency) {
+        return getPrincipal(currency).plus(getInterestCharged(currency));
+    }
+
+    public Money getTotalOutstanding(final MonetaryCurrency currency) {
+        return getPrincipalOutstanding(currency).plus(getInterestOutstanding(currency)).plus(getFeeChargesOutstanding(currency))
+                .plus(getPenaltyChargesOutstanding(currency));
+    }
+
+    public void updateLoan(final Loan loan) {
+        this.loan = loan;
+    }
+
+    public boolean isPartlyPaid() {
+        return !this.obligationsMet && (this.interestPaid != null || this.feeChargesPaid != null || this.principalCompleted != null);
+    }
+
+    public boolean isObligationsMet() {
+        return this.obligationsMet;
+    }
+
+    public boolean isNotFullyPaidOff() {
+        return !this.obligationsMet;
+    }
+
+    @Override
+    public int compareTo(LoanRepaymentScheduleInstallment o) {
+        return this.installmentNumber.compareTo(o.installmentNumber);
+    }
+
+    public boolean isPrincipalNotCompleted(final MonetaryCurrency currency) {
+        return !isPrincipalCompleted(currency);
+    }
+
+    public boolean isPrincipalCompleted(final MonetaryCurrency currency) {
+        return getPrincipalOutstanding(currency).isZero();
+    }
+
+    public void resetDerivedComponents() {
+        this.principalCompleted = null;
+        this.principalWrittenOff = null;
+        this.interestPaid = null;
+        this.interestWaived = null;
+        this.interestWrittenOff = null;
+        this.feeChargesPaid = null;
+        this.feeChargesWaived = null;
+        this.feeChargesWrittenOff = null;
+        this.penaltyChargesPaid = null;
+        this.penaltyChargesWaived = null;
+        this.penaltyChargesWrittenOff = null;
+        this.totalPaidInAdvance = null;
+        this.totalPaidLate = null;
+
+        this.obligationsMet = false;
+        this.obligationsMetOnDate = null;
+        if (this.credits != null) {
+            this.principal = this.principal.subtract(this.credits);
+            this.credits = null;
+        }
+    }
+
+    public void resetAccrualComponents() {
+        this.interestAccrued = null;
+        this.feeAccrued = null;
+        this.penaltyAccrued = null;
+    }
+
+    public Money payPenaltyChargesComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money penaltyPortionOfTransaction = Money.zero(currency);
+
+        final Money penaltyChargesDue = getPenaltyChargesOutstanding(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(penaltyChargesDue)) {
+            this.penaltyChargesPaid = getPenaltyChargesPaid(currency).plus(penaltyChargesDue).getAmount();
+            penaltyPortionOfTransaction = penaltyPortionOfTransaction.plus(penaltyChargesDue);
+        } else {
+            this.penaltyChargesPaid = getPenaltyChargesPaid(currency).plus(transactionAmountRemaining).getAmount();
+            penaltyPortionOfTransaction = penaltyPortionOfTransaction.plus(transactionAmountRemaining);
+        }
+
+        this.penaltyChargesPaid = defaultToNullIfZero(this.penaltyChargesPaid);
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        trackAdvanceAndLateTotalsForRepaymentPeriod(transactionDate, currency, penaltyPortionOfTransaction);
+
+        return penaltyPortionOfTransaction;
+    }
+
+    public Money payFeeChargesComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money feePortionOfTransaction = Money.zero(currency);
+
+        final Money feeChargesDue = getFeeChargesOutstanding(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(feeChargesDue)) {
+            this.feeChargesPaid = getFeeChargesPaid(currency).plus(feeChargesDue).getAmount();
+            feePortionOfTransaction = feePortionOfTransaction.plus(feeChargesDue);
+        } else {
+            this.feeChargesPaid = getFeeChargesPaid(currency).plus(transactionAmountRemaining).getAmount();
+            feePortionOfTransaction = feePortionOfTransaction.plus(transactionAmountRemaining);
+        }
+
+        this.feeChargesPaid = defaultToNullIfZero(this.feeChargesPaid);
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        trackAdvanceAndLateTotalsForRepaymentPeriod(transactionDate, currency, feePortionOfTransaction);
+
+        return feePortionOfTransaction;
+    }
+
+    public Money payInterestComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money interestPortionOfTransaction = Money.zero(currency);
+
+        final Money interestDue = getInterestOutstanding(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(interestDue)) {
+            this.interestPaid = getInterestPaid(currency).plus(interestDue).getAmount();
+            interestPortionOfTransaction = interestPortionOfTransaction.plus(interestDue);
+        } else {
+            this.interestPaid = getInterestPaid(currency).plus(transactionAmountRemaining).getAmount();
+            interestPortionOfTransaction = interestPortionOfTransaction.plus(transactionAmountRemaining);
+        }
+
+        this.interestPaid = defaultToNullIfZero(this.interestPaid);
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        trackAdvanceAndLateTotalsForRepaymentPeriod(transactionDate, currency, interestPortionOfTransaction);
+
+        return interestPortionOfTransaction;
+    }
+
+    public Money payPrincipalComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money principalPortionOfTransaction = Money.zero(currency);
+
+        final Money principalDue = getPrincipalOutstanding(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(principalDue)) {
+            this.principalCompleted = getPrincipalCompleted(currency).plus(principalDue).getAmount();
+            principalPortionOfTransaction = principalPortionOfTransaction.plus(principalDue);
+        } else {
+            this.principalCompleted = getPrincipalCompleted(currency).plus(transactionAmountRemaining).getAmount();
+            principalPortionOfTransaction = principalPortionOfTransaction.plus(transactionAmountRemaining);
+        }
+
+        this.principalCompleted = defaultToNullIfZero(this.principalCompleted);
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        trackAdvanceAndLateTotalsForRepaymentPeriod(transactionDate, currency, principalPortionOfTransaction);
+
+        return principalPortionOfTransaction;
+    }
+
+    public Money waiveInterestComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money waivedInterestPortionOfTransaction = Money.zero(currency);
+
+        final Money interestDue = getInterestOutstanding(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(interestDue)) {
+            this.interestWaived = getInterestWaived(currency).plus(interestDue).getAmount();
+            waivedInterestPortionOfTransaction = waivedInterestPortionOfTransaction.plus(interestDue);
+        } else {
+            this.interestWaived = getInterestWaived(currency).plus(transactionAmountRemaining).getAmount();
+            waivedInterestPortionOfTransaction = waivedInterestPortionOfTransaction.plus(transactionAmountRemaining);
+        }
+
+        this.interestWaived = defaultToNullIfZero(this.interestWaived);
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return waivedInterestPortionOfTransaction;
+    }
+
+    public Money waivePenaltyChargesComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money waivedPenaltyChargesPortionOfTransaction = Money.zero(currency);
+
+        final Money penanltiesDue = getPenaltyChargesOutstanding(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(penanltiesDue)) {
+            this.penaltyChargesWaived = getPenaltyChargesWaived(currency).plus(penanltiesDue).getAmount();
+            waivedPenaltyChargesPortionOfTransaction = waivedPenaltyChargesPortionOfTransaction.plus(penanltiesDue);
+        } else {
+            this.penaltyChargesWaived = getPenaltyChargesWaived(currency).plus(transactionAmountRemaining).getAmount();
+            waivedPenaltyChargesPortionOfTransaction = waivedPenaltyChargesPortionOfTransaction.plus(transactionAmountRemaining);
+        }
+
+        this.penaltyChargesWaived = defaultToNullIfZero(this.penaltyChargesWaived);
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return waivedPenaltyChargesPortionOfTransaction;
+    }
+
+    public Money waiveFeeChargesComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money waivedFeeChargesPortionOfTransaction = Money.zero(currency);
+
+        final Money feesDue = getFeeChargesOutstanding(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(feesDue)) {
+            this.feeChargesWaived = getFeeChargesWaived(currency).plus(feesDue).getAmount();
+            waivedFeeChargesPortionOfTransaction = waivedFeeChargesPortionOfTransaction.plus(feesDue);
+        } else {
+            this.feeChargesWaived = getFeeChargesWaived(currency).plus(transactionAmountRemaining).getAmount();
+            waivedFeeChargesPortionOfTransaction = waivedFeeChargesPortionOfTransaction.plus(transactionAmountRemaining);
+        }
+
+        this.feeChargesWaived = defaultToNullIfZero(this.feeChargesWaived);
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return waivedFeeChargesPortionOfTransaction;
+    }
+
+    public Money writeOffOutstandingPrincipal(final LocalDate transactionDate, final MonetaryCurrency currency) {
+
+        final Money principalDue = getPrincipalOutstanding(currency);
+        this.principalWrittenOff = defaultToNullIfZero(principalDue.getAmount());
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return principalDue;
+    }
+
+    public Money writeOffOutstandingInterest(final LocalDate transactionDate, final MonetaryCurrency currency) {
+
+        final Money interestDue = getInterestOutstanding(currency);
+        this.interestWrittenOff = defaultToNullIfZero(interestDue.getAmount());
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return interestDue;
+    }
+
+    public Money writeOffOutstandingFeeCharges(final LocalDate transactionDate, final MonetaryCurrency currency) {
+        final Money feeChargesOutstanding = getFeeChargesOutstanding(currency);
+        this.feeChargesWrittenOff = defaultToNullIfZero(feeChargesOutstanding.getAmount());
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return feeChargesOutstanding;
+    }
+
+    public Money writeOffOutstandingPenaltyCharges(final LocalDate transactionDate, final MonetaryCurrency currency) {
+        final Money penaltyChargesOutstanding = getPenaltyChargesOutstanding(currency);
+        this.penaltyChargesWrittenOff = defaultToNullIfZero(penaltyChargesOutstanding.getAmount());
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return penaltyChargesOutstanding;
+    }
+
+    public boolean isOverdueOn(final LocalDate date) {
+        return getDueDate().isBefore(date);
+    }
+
+    public void updateChargePortion(final Money feeChargesDue, final Money feeChargesWaived, final Money feeChargesWrittenOff,
+            final Money penaltyChargesDue, final Money penaltyChargesWaived, final Money penaltyChargesWrittenOff) {
+        this.feeChargesCharged = defaultToNullIfZero(feeChargesDue.getAmount());
+        this.feeChargesWaived = defaultToNullIfZero(feeChargesWaived.getAmount());
+        this.feeChargesWrittenOff = defaultToNullIfZero(feeChargesWrittenOff.getAmount());
+        this.penaltyCharges = defaultToNullIfZero(penaltyChargesDue.getAmount());
+        this.penaltyChargesWaived = defaultToNullIfZero(penaltyChargesWaived.getAmount());
+        this.penaltyChargesWrittenOff = defaultToNullIfZero(penaltyChargesWrittenOff.getAmount());
+    }
+
+    public void updateAccrualPortion(final Money interest, final Money feeCharges, final Money penalityCharges) {
+        this.interestAccrued = defaultToNullIfZero(interest.getAmount());
+        this.feeAccrued = defaultToNullIfZero(feeCharges.getAmount());
+        this.penaltyAccrued = defaultToNullIfZero(penalityCharges.getAmount());
+    }
+
+    public void updateDerivedFields(final MonetaryCurrency currency, final LocalDate actualDisbursementDate) {
+        if (!this.obligationsMet && getTotalOutstanding(currency).isZero()) {
+            this.obligationsMet = true;
+            this.obligationsMetOnDate = actualDisbursementDate;
+        }
+    }
+
+    private void trackAdvanceAndLateTotalsForRepaymentPeriod(final LocalDate transactionDate, final MonetaryCurrency currency,
+            final Money amountPaidInRepaymentPeriod) {
+        if (isInAdvance(transactionDate)) {
+            this.totalPaidInAdvance = asMoney(this.totalPaidInAdvance, currency).plus(amountPaidInRepaymentPeriod).getAmount();
+        } else if (isLatePayment(transactionDate)) {
+            this.totalPaidLate = asMoney(this.totalPaidLate, currency).plus(amountPaidInRepaymentPeriod).getAmount();
+        }
+    }
+
+    private Money asMoney(final BigDecimal decimal, final MonetaryCurrency currency) {
+        return Money.of(currency, decimal);
+    }
+
+    private boolean isInAdvance(final LocalDate transactionDate) {
+        return transactionDate.isBefore(getDueDate());
+    }
+
+    private boolean isLatePayment(final LocalDate transactionDate) {
+        return transactionDate.isAfter(getDueDate());
+    }
+
+    private void checkIfRepaymentPeriodObligationsAreMet(final LocalDate transactionDate, final MonetaryCurrency currency) {
+        this.obligationsMet = getTotalOutstanding(currency).isZero();
+        if (this.obligationsMet) {
+            this.obligationsMetOnDate = transactionDate;
+        } else {
+            this.obligationsMetOnDate = null;
+        }
+    }
+
+    public void updateDueDate(final LocalDate newDueDate) {
+        if (newDueDate != null) {
+            this.dueDate = newDueDate;
+        }
+    }
+
+    public void updateFromDate(final LocalDate newFromDate) {
+        if (newFromDate != null) {
+            this.fromDate = newFromDate;
+        }
+    }
+
+    public Money getTotalPaidInAdvance(final MonetaryCurrency currency) {
+        return Money.of(currency, this.totalPaidInAdvance);
+    }
+
+    public Money getTotalPaidLate(final MonetaryCurrency currency) {
+        return Money.of(currency, this.totalPaidLate);
+    }
+
+    public boolean isRecalculatedInterestComponent() {
+        return this.recalculatedInterestComponent;
+    }
+
+    public void setRecalculatedInterestComponent(boolean recalculatedInterestComponent) {
+        this.recalculatedInterestComponent = recalculatedInterestComponent;
+    }
+
+    public void updateInstallmentNumber(final Integer installmentNumber) {
+        if (installmentNumber != null) {
+            this.installmentNumber = installmentNumber;
+        }
+    }
+
+    public void updateInterestCharged(final BigDecimal interestCharged) {
+        this.interestCharged = interestCharged;
+    }
+
+    public void updateObligationMet(final Boolean obligationMet) {
+        this.obligationsMet = obligationMet;
+    }
+
+    public void updateObligationMetOnDate(final LocalDate obligationsMetOnDate) {
+        this.obligationsMetOnDate = obligationsMetOnDate;
+    }
+
+    public void updateInterestWrittenOff(final BigDecimal interestWrittenOff) {
+        this.interestWrittenOff = interestWrittenOff;
+    }
+
+    public void updatePrincipal(final BigDecimal principal) {
+        this.principal = principal;
+    }
+
+    public void addToPrincipal(final LocalDate transactionDate, final Money transactionAmount) {
+        if (this.principal == null) {
+            this.principal = transactionAmount.getAmount();
+        } else {
+            this.principal = this.principal.add(transactionAmount.getAmount());
+        }
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, transactionAmount.getCurrency());
+    }
+
+    public void addToCredits(final BigDecimal amount) {
+        if (this.credits == null) {
+            this.credits = amount;
+        } else {
+            this.credits = this.credits.add(amount);
+        }
+    }
+
+    public BigDecimal getTotalPaidInAdvance() {
+        return this.totalPaidInAdvance;
+    }
+
+    public BigDecimal getTotalPaidLate() {
+        return this.totalPaidLate;
+    }
+
+    public LocalDate getObligationsMetOnDate() {
+        return this.obligationsMetOnDate;
+    }
+
+    /********** UNPAY COMPONENTS ****/
+
+    public Money unpayPenaltyChargesComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money penaltyPortionOfTransactionDeducted;
+
+        final Money penaltyChargesCompleted = getPenaltyChargesPaid(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(penaltyChargesCompleted)) {
+            this.penaltyChargesPaid = Money.zero(currency).getAmount();
+            penaltyPortionOfTransactionDeducted = penaltyChargesCompleted;
+        } else {
+            this.penaltyChargesPaid = penaltyChargesCompleted.minus(transactionAmountRemaining).getAmount();
+            penaltyPortionOfTransactionDeducted = transactionAmountRemaining;
+        }
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        return penaltyPortionOfTransactionDeducted;
+    }
+
+    public Money unpayFeeChargesComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money feePortionOfTransactionDeducted;
+
+        final Money feeChargesCompleted = getFeeChargesPaid(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(feeChargesCompleted)) {
+            this.feeChargesPaid = Money.zero(currency).getAmount();
+            feePortionOfTransactionDeducted = feeChargesCompleted;
+        } else {
+            this.feeChargesPaid = feeChargesCompleted.minus(transactionAmountRemaining).getAmount();
+            feePortionOfTransactionDeducted = transactionAmountRemaining;
+        }
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        reduceAdvanceAndLateTotalsForRepaymentPeriod(transactionDate, currency, feePortionOfTransactionDeducted);
+
+        return feePortionOfTransactionDeducted;
+    }
+
+    public Money unpayInterestComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money interestPortionOfTransactionDeducted;
+
+        final Money interestCompleted = getInterestPaid(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(interestCompleted)) {
+            this.interestPaid = Money.zero(currency).getAmount();
+            interestPortionOfTransactionDeducted = interestCompleted;
+        } else {
+            this.interestPaid = interestCompleted.minus(transactionAmountRemaining).getAmount();
+            interestPortionOfTransactionDeducted = transactionAmountRemaining;
+        }
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        reduceAdvanceAndLateTotalsForRepaymentPeriod(transactionDate, currency, interestPortionOfTransactionDeducted);
+
+        return interestPortionOfTransactionDeducted;
+    }
+
+    public Money unpayPrincipalComponent(final LocalDate transactionDate, final Money transactionAmountRemaining) {
+
+        final MonetaryCurrency currency = transactionAmountRemaining.getCurrency();
+        Money principalPortionOfTransactionDeducted;
+
+        final Money principalCompleted = getPrincipalCompleted(currency);
+        if (transactionAmountRemaining.isGreaterThanOrEqualTo(principalCompleted)) {
+            this.principalCompleted = Money.zero(currency).getAmount();
+            principalPortionOfTransactionDeducted = principalCompleted;
+        } else {
+            this.principalCompleted = principalCompleted.minus(transactionAmountRemaining).getAmount();
+            principalPortionOfTransactionDeducted = transactionAmountRemaining;
+        }
+
+        checkIfRepaymentPeriodObligationsAreMet(transactionDate, currency);
+
+        reduceAdvanceAndLateTotalsForRepaymentPeriod(transactionDate, currency, principalPortionOfTransactionDeducted);
+
+        return principalPortionOfTransactionDeducted;
+    }
+
+    private void reduceAdvanceAndLateTotalsForRepaymentPeriod(final LocalDate transactionDate, final MonetaryCurrency currency,
+            final Money amountDeductedInRepaymentPeriod) {
+
+        if (isInAdvance(transactionDate)) {
+            Money mTotalPaidInAdvance = Money.of(currency, this.totalPaidInAdvance);
+
+            if (mTotalPaidInAdvance.isLessThan(amountDeductedInRepaymentPeriod)
+                    || mTotalPaidInAdvance.isEqualTo(amountDeductedInRepaymentPeriod)) {
+                this.totalPaidInAdvance = Money.zero(currency).getAmount();
+            } else {
+                this.totalPaidInAdvance = mTotalPaidInAdvance.minus(amountDeductedInRepaymentPeriod).getAmount();
+            }
+        } else if (isLatePayment(transactionDate)) {
+            Money mTotalPaidLate = Money.of(currency, this.totalPaidLate);
+
+            if (mTotalPaidLate.isLessThan(amountDeductedInRepaymentPeriod) || mTotalPaidLate.isEqualTo(amountDeductedInRepaymentPeriod)) {
+                this.totalPaidLate = Money.zero(currency).getAmount();
+            } else {
+                this.totalPaidLate = mTotalPaidLate.minus(amountDeductedInRepaymentPeriod).getAmount();
+            }
+        }
+    }
+
+    public void updateDueAndCredits(final LocalDate transactionDate, final Money transactionAmount) {
+        updateDueDate(transactionDate);
+        addToCredits(transactionAmount.getAmount());
+        addToPrincipal(transactionDate, transactionAmount);
+    }
+
+    public Money getDue(MonetaryCurrency currency) {
+        return getPrincipal(currency).plus(getInterestCharged(currency)).plus(getFeeChargesCharged(currency))
+                .plus(getPenaltyChargesCharged(currency));
+    }
+
+    public Set<LoanInterestRecalcualtionAdditionalDetails> getLoanCompoundingDetails() {
+        return this.loanCompoundingDetails;
+    }
+
+    public Money getAccruedInterestOutstanding(final MonetaryCurrency currency) {
+        final Money interestAccountedFor = getInterestPaid(currency).plus(getInterestWaived(currency))
+                .plus(getInterestWrittenOff(currency));
+        return getInterestAccrued(currency).minus(interestAccountedFor);
+    }
+
+    public Money getTotalPaid(final MonetaryCurrency currency) {
+        return getPenaltyChargesPaid(currency).plus(getFeeChargesPaid(currency)).plus(getInterestPaid(currency))
+                .plus(getPrincipalCompleted(currency));
+    }
+
+    public BigDecimal getRescheduleInterestPortion() {
+        return rescheduleInterestPortion;
+    }
+
+    public void setRescheduleInterestPortion(BigDecimal rescheduleInterestPortion) {
+        this.rescheduleInterestPortion = rescheduleInterestPortion;
+    }
+
+    public void setFeeChargesWaived(final BigDecimal newFeeChargesCharged) {
+        this.feeChargesWaived = newFeeChargesCharged;
+    }
+
+    public void setPenaltyChargesWaived(final BigDecimal newPenaltyChargesCharged) {
+        this.penaltyChargesWaived = newPenaltyChargesCharged;
+    }
+
+    public Set<LoanInstallmentCharge> getInstallmentCharges() {
+        return installmentCharges;
+    }
+
+    public boolean isAdditional() {
+        return additional;
+    }
+
+    public void markAsAdditional() {
+        this.additional = true;
+    }
+
+    public boolean isFirstPeriod() {
+        return (this.installmentNumber == 1);
+    }
+
+    public Set<LoanTransactionToRepaymentScheduleMapping> getLoanTransactionToRepaymentScheduleMappings() {
+        return this.loanTransactionToRepaymentScheduleMappings;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanRepaymentScheduleProcessingWrapper.java

@@ -0,0 +1,272 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.List;
+import java.util.Set;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+
+/**
+ * A wrapper around loan schedule related data exposing needed behaviour by loan.
+ */
+public class LoanRepaymentScheduleProcessingWrapper {
+
+    public void reprocess(final MonetaryCurrency currency, final LocalDate disbursementDate,
+            final List<LoanRepaymentScheduleInstallment> repaymentPeriods, final Set<LoanCharge> loanCharges) {
+
+        Money totalInterest = Money.zero(currency);
+        Money totalPrincipal = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentPeriods) {
+            totalInterest = totalInterest.plus(installment.getInterestCharged(currency));
+            totalPrincipal = totalPrincipal.plus(installment.getPrincipal(currency));
+        }
+        LocalDate startDate = disbursementDate;
+        for (final LoanRepaymentScheduleInstallment period : repaymentPeriods) {
+
+            final Money feeChargesDueForRepaymentPeriod = cumulativeFeeChargesDueWithin(startDate, period.getDueDate(), loanCharges,
+                    currency, period, totalPrincipal, totalInterest, !period.isRecalculatedInterestComponent());
+            final Money feeChargesWaivedForRepaymentPeriod = cumulativeFeeChargesWaivedWithin(startDate, period.getDueDate(), loanCharges,
+                    currency, !period.isRecalculatedInterestComponent(), period.isFirstPeriod());
+            final Money feeChargesWrittenOffForRepaymentPeriod = cumulativeFeeChargesWrittenOffWithin(startDate, period.getDueDate(),
+                    loanCharges, currency, !period.isRecalculatedInterestComponent(), period.isFirstPeriod());
+
+            final Money penaltyChargesDueForRepaymentPeriod = cumulativePenaltyChargesDueWithin(startDate, period.getDueDate(), loanCharges,
+                    currency, period, totalPrincipal, totalInterest, !period.isRecalculatedInterestComponent());
+            final Money penaltyChargesWaivedForRepaymentPeriod = cumulativePenaltyChargesWaivedWithin(startDate, period.getDueDate(),
+                    loanCharges, currency, !period.isRecalculatedInterestComponent(), period.isFirstPeriod());
+            final Money penaltyChargesWrittenOffForRepaymentPeriod = cumulativePenaltyChargesWrittenOffWithin(startDate,
+                    period.getDueDate(), loanCharges, currency, !period.isRecalculatedInterestComponent(), period.isFirstPeriod());
+
+            period.updateChargePortion(feeChargesDueForRepaymentPeriod, feeChargesWaivedForRepaymentPeriod,
+                    feeChargesWrittenOffForRepaymentPeriod, penaltyChargesDueForRepaymentPeriod, penaltyChargesWaivedForRepaymentPeriod,
+                    penaltyChargesWrittenOffForRepaymentPeriod);
+
+            startDate = period.getDueDate();
+        }
+    }
+
+    private Money cumulativeFeeChargesDueWithin(final LocalDate periodStart, final LocalDate periodEnd, final Set<LoanCharge> loanCharges,
+            final MonetaryCurrency monetaryCurrency, LoanRepaymentScheduleInstallment period, final Money totalPrincipal,
+            final Money totalInterest, boolean isInstallmentChargeApplicable) {
+
+        Money cumulative = Money.zero(monetaryCurrency);
+        for (final LoanCharge loanCharge : loanCharges) {
+            if (loanCharge.isFeeCharge() && !loanCharge.isDueAtDisbursement()) {
+                boolean isDue = period.isFirstPeriod()
+                        ? loanCharge.isDueForCollectionFromIncludingAndUpToAndIncluding(periodStart, periodEnd)
+                        : loanCharge.isDueForCollectionFromAndUpToAndIncluding(periodStart, periodEnd);
+                if (loanCharge.isInstalmentFee() && isInstallmentChargeApplicable) {
+                    if (loanCharge.getChargeCalculation().isPercentageBased()) {
+                        BigDecimal amount = BigDecimal.ZERO;
+                        if (loanCharge.getChargeCalculation().isPercentageOfAmountAndInterest()) {
+                            amount = amount.add(period.getPrincipal(monetaryCurrency).getAmount())
+                                    .add(period.getInterestCharged(monetaryCurrency).getAmount());
+                        } else if (loanCharge.getChargeCalculation().isPercentageOfInterest()) {
+                            amount = amount.add(period.getInterestCharged(monetaryCurrency).getAmount());
+                        } else {
+                            amount = amount.add(period.getPrincipal(monetaryCurrency).getAmount());
+                        }
+                        BigDecimal loanChargeAmt = amount.multiply(loanCharge.getPercentage()).divide(BigDecimal.valueOf(100));
+                        cumulative = cumulative.plus(loanChargeAmt);
+                    } else {
+                        cumulative = cumulative.plus(loanCharge.amountOrPercentage());
+                    }
+                } else if (loanCharge.isOverdueInstallmentCharge() && isDue && loanCharge.getChargeCalculation().isPercentageBased()) {
+                    cumulative = cumulative.plus(loanCharge.chargeAmount());
+                } else if (isDue && loanCharge.getChargeCalculation().isPercentageBased()) {
+                    BigDecimal amount = BigDecimal.ZERO;
+                    if (loanCharge.getChargeCalculation().isPercentageOfAmountAndInterest()) {
+                        amount = amount.add(totalPrincipal.getAmount()).add(totalInterest.getAmount());
+                    } else if (loanCharge.getChargeCalculation().isPercentageOfInterest()) {
+                        amount = amount.add(totalInterest.getAmount());
+                    } else {
+                        // If charge type is specified due date and loan is
+                        // multi disburment loan.
+                        // Then we need to get as of this loan charge due date
+                        // how much amount disbursed.
+                        if (loanCharge.getLoan() != null && loanCharge.isSpecifiedDueDate()
+                                && loanCharge.getLoan().isMultiDisburmentLoan()) {
+                            for (final LoanDisbursementDetails loanDisbursementDetails : loanCharge.getLoan().getDisbursementDetails()) {
+                                if (!loanDisbursementDetails.expectedDisbursementDate().isAfter(loanCharge.getDueDate())) {
+                                    amount = amount.add(loanDisbursementDetails.principal());
+                                }
+                            }
+                        } else {
+                            amount = amount.add(totalPrincipal.getAmount());
+                        }
+                    }
+                    BigDecimal loanChargeAmt = amount.multiply(loanCharge.getPercentage()).divide(BigDecimal.valueOf(100));
+                    cumulative = cumulative.plus(loanChargeAmt);
+                } else if (isDue) {
+                    cumulative = cumulative.plus(loanCharge.amount());
+                }
+            }
+        }
+
+        return cumulative;
+    }
+
+    private Money cumulativeFeeChargesWaivedWithin(final LocalDate periodStart, final LocalDate periodEnd,
+            final Set<LoanCharge> loanCharges, final MonetaryCurrency currency, boolean isInstallmentChargeApplicable,
+            boolean isFirstPeriod) {
+
+        Money cumulative = Money.zero(currency);
+
+        for (final LoanCharge loanCharge : loanCharges) {
+            if (loanCharge.isFeeCharge() && !loanCharge.isDueAtDisbursement()) {
+                boolean isDue = isFirstPeriod ? loanCharge.isDueForCollectionFromIncludingAndUpToAndIncluding(periodStart, periodEnd)
+                        : loanCharge.isDueForCollectionFromAndUpToAndIncluding(periodStart, periodEnd);
+                if (loanCharge.isInstalmentFee() && isInstallmentChargeApplicable) {
+                    LoanInstallmentCharge loanChargePerInstallment = loanCharge.getInstallmentLoanCharge(periodEnd);
+                    if (loanChargePerInstallment != null) {
+                        cumulative = cumulative.plus(loanChargePerInstallment.getAmountWaived(currency));
+                    }
+                } else if (isDue) {
+                    cumulative = cumulative.plus(loanCharge.getAmountWaived(currency));
+                }
+            }
+        }
+
+        return cumulative;
+    }
+
+    private Money cumulativeFeeChargesWrittenOffWithin(final LocalDate periodStart, final LocalDate periodEnd,
+            final Set<LoanCharge> loanCharges, final MonetaryCurrency currency, boolean isInstallmentChargeApplicable,
+            boolean isFirstPeriod) {
+
+        Money cumulative = Money.zero(currency);
+
+        for (final LoanCharge loanCharge : loanCharges) {
+            if (loanCharge.isFeeCharge() && !loanCharge.isDueAtDisbursement()) {
+                boolean isDue = isFirstPeriod ? loanCharge.isDueForCollectionFromIncludingAndUpToAndIncluding(periodStart, periodEnd)
+                        : loanCharge.isDueForCollectionFromAndUpToAndIncluding(periodStart, periodEnd);
+                if (loanCharge.isInstalmentFee() && isInstallmentChargeApplicable) {
+                    LoanInstallmentCharge loanChargePerInstallment = loanCharge.getInstallmentLoanCharge(periodEnd);
+                    if (loanChargePerInstallment != null) {
+                        cumulative = cumulative.plus(loanChargePerInstallment.getAmountWrittenOff(currency));
+                    }
+                } else if (isDue) {
+                    cumulative = cumulative.plus(loanCharge.getAmountWrittenOff(currency));
+                }
+            }
+        }
+
+        return cumulative;
+    }
+
+    private Money cumulativePenaltyChargesDueWithin(final LocalDate periodStart, final LocalDate periodEnd,
+            final Set<LoanCharge> loanCharges, final MonetaryCurrency currency, LoanRepaymentScheduleInstallment period,
+            final Money totalPrincipal, final Money totalInterest, boolean isInstallmentChargeApplicable) {
+
+        Money cumulative = Money.zero(currency);
+
+        for (final LoanCharge loanCharge : loanCharges) {
+            if (loanCharge.isPenaltyCharge()) {
+                boolean isDue = period.isFirstPeriod()
+                        ? loanCharge.isDueForCollectionFromIncludingAndUpToAndIncluding(periodStart, periodEnd)
+                        : loanCharge.isDueForCollectionFromAndUpToAndIncluding(periodStart, periodEnd);
+                if (loanCharge.isInstalmentFee() && isInstallmentChargeApplicable) {
+                    if (loanCharge.getChargeCalculation().isPercentageBased()) {
+                        BigDecimal amount = BigDecimal.ZERO;
+                        if (loanCharge.getChargeCalculation().isPercentageOfAmountAndInterest()) {
+                            amount = amount.add(period.getPrincipal(currency).getAmount())
+                                    .add(period.getInterestCharged(currency).getAmount());
+                        } else if (loanCharge.getChargeCalculation().isPercentageOfInterest()) {
+                            amount = amount.add(period.getInterestCharged(currency).getAmount());
+                        } else {
+                            amount = amount.add(period.getPrincipal(currency).getAmount());
+                        }
+                        BigDecimal loanChargeAmt = amount.multiply(loanCharge.getPercentage()).divide(BigDecimal.valueOf(100));
+                        cumulative = cumulative.plus(loanChargeAmt);
+                    } else {
+                        cumulative = cumulative.plus(loanCharge.amountOrPercentage());
+                    }
+                } else if (loanCharge.isOverdueInstallmentCharge() && isDue && loanCharge.getChargeCalculation().isPercentageBased()) {
+                    cumulative = cumulative.plus(loanCharge.chargeAmount());
+                } else if (isDue && loanCharge.getChargeCalculation().isPercentageBased()) {
+                    BigDecimal amount = BigDecimal.ZERO;
+                    if (loanCharge.getChargeCalculation().isPercentageOfAmountAndInterest()) {
+                        amount = amount.add(totalPrincipal.getAmount()).add(totalInterest.getAmount());
+                    } else if (loanCharge.getChargeCalculation().isPercentageOfInterest()) {
+                        amount = amount.add(totalInterest.getAmount());
+                    } else {
+                        amount = amount.add(totalPrincipal.getAmount());
+                    }
+                    BigDecimal loanChargeAmt = amount.multiply(loanCharge.getPercentage()).divide(BigDecimal.valueOf(100));
+                    cumulative = cumulative.plus(loanChargeAmt);
+                } else if (isDue) {
+                    cumulative = cumulative.plus(loanCharge.amount());
+                }
+            }
+        }
+
+        return cumulative;
+    }
+
+    private Money cumulativePenaltyChargesWaivedWithin(final LocalDate periodStart, final LocalDate periodEnd,
+            final Set<LoanCharge> loanCharges, final MonetaryCurrency currency, boolean isInstallmentChargeApplicable,
+            boolean isFirstPeriod) {
+
+        Money cumulative = Money.zero(currency);
+
+        for (final LoanCharge loanCharge : loanCharges) {
+            if (loanCharge.isPenaltyCharge()) {
+                boolean isDue = isFirstPeriod ? loanCharge.isDueForCollectionFromIncludingAndUpToAndIncluding(periodStart, periodEnd)
+                        : loanCharge.isDueForCollectionFromAndUpToAndIncluding(periodStart, periodEnd);
+                if (loanCharge.isInstalmentFee() && isInstallmentChargeApplicable) {
+                    LoanInstallmentCharge loanChargePerInstallment = loanCharge.getInstallmentLoanCharge(periodEnd);
+                    if (loanChargePerInstallment != null) {
+                        cumulative = cumulative.plus(loanChargePerInstallment.getAmountWaived(currency));
+                    }
+                } else if (isDue) {
+                    cumulative = cumulative.plus(loanCharge.getAmountWaived(currency));
+                }
+            }
+        }
+
+        return cumulative;
+    }
+
+    private Money cumulativePenaltyChargesWrittenOffWithin(final LocalDate periodStart, final LocalDate periodEnd,
+            final Set<LoanCharge> loanCharges, final MonetaryCurrency currency, boolean isInstallmentChargeApplicable,
+            final boolean isFirstPeriod) {
+
+        Money cumulative = Money.zero(currency);
+
+        for (final LoanCharge loanCharge : loanCharges) {
+            if (loanCharge.isPenaltyCharge()) {
+                boolean isDue = isFirstPeriod ? loanCharge.isDueForCollectionFromIncludingAndUpToAndIncluding(periodStart, periodEnd)
+                        : loanCharge.isDueForCollectionFromAndUpToAndIncluding(periodStart, periodEnd);
+                if (loanCharge.isInstalmentFee() && isInstallmentChargeApplicable) {
+                    LoanInstallmentCharge loanChargePerInstallment = loanCharge.getInstallmentLoanCharge(periodEnd);
+                    if (loanChargePerInstallment != null) {
+                        cumulative = cumulative.plus(loanChargePerInstallment.getAmountWrittenOff(currency));
+                    }
+                } else if (isDue) {
+                    cumulative = cumulative.plus(loanCharge.getAmountWrittenOff(currency));
+                }
+            }
+        }
+
+        return cumulative;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanRepaymentScheduleTransactionProcessorFactory.java

@@ -0,0 +1,54 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.util.List;
+import java.util.Optional;
+import lombok.RequiredArgsConstructor;
+import org.apache.fineract.portfolio.loanaccount.domain.transactionprocessor.LoanRepaymentScheduleTransactionProcessor;
+import org.apache.fineract.portfolio.loanaccount.exception.LoanTransactionProcessingStrategyNotFoundException;
+import org.apache.fineract.portfolio.loanproduct.data.TransactionProcessingStrategyData;
+import org.springframework.beans.factory.annotation.Value;
+
+@RequiredArgsConstructor
+public class LoanRepaymentScheduleTransactionProcessorFactory {
+
+    private final LoanRepaymentScheduleTransactionProcessor defaultLoanRepaymentScheduleTransactionProcessor;
+
+    private final List<LoanRepaymentScheduleTransactionProcessor> processors;
+
+    @Value("${fineract.loan.transactionprocessor.error-not-found-fail}")
+    private Boolean errorNotFoundFail;
+
+    public LoanRepaymentScheduleTransactionProcessor determineProcessor(final String transactionProcessingStrategy) {
+
+        Optional<LoanRepaymentScheduleTransactionProcessor> processor = processors.stream()
+                .filter(p -> p.accept(transactionProcessingStrategy)).findFirst();
+
+        if (processor.isEmpty() && Boolean.TRUE.equals(errorNotFoundFail)) {
+            throw new LoanTransactionProcessingStrategyNotFoundException(transactionProcessingStrategy);
+        } else {
+            return processor.orElse(defaultLoanRepaymentScheduleTransactionProcessor);
+        }
+    }
+
+    public List<TransactionProcessingStrategyData> getStrategies() {
+        return processors.stream().map(p -> new TransactionProcessingStrategyData(null, p.getCode(), p.getName())).toList();
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanStatus.java

@@ -0,0 +1,155 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+/**
+ * Enum representation of loan status states.
+ */
+public enum LoanStatus {
+
+    INVALID(0, "loanStatusType.invalid"), //
+    SUBMITTED_AND_PENDING_APPROVAL(100, "loanStatusType.submitted.and.pending.approval"), //
+    APPROVED(200, "loanStatusType.approved"), //
+    ACTIVE(300, "loanStatusType.active"), //
+    TRANSFER_IN_PROGRESS(303, "loanStatusType.transfer.in.progress"), //
+    TRANSFER_ON_HOLD(304, "loanStatusType.transfer.on.hold"), //
+    WITHDRAWN_BY_CLIENT(400, "loanStatusType.withdrawn.by.client"), //
+    REJECTED(500, "loanStatusType.rejected"), //
+    CLOSED_OBLIGATIONS_MET(600, "loanStatusType.closed.obligations.met"), //
+    CLOSED_WRITTEN_OFF(601, "loanStatusType.closed.written.off"), //
+    CLOSED_RESCHEDULE_OUTSTANDING_AMOUNT(602, "loanStatusType.closed.reschedule.outstanding.amount"), //
+    OVERPAID(700, "loanStatusType.overpaid");
+
+    private final Integer value;
+    private final String code;
+
+    public static LoanStatus fromInt(final Integer statusValue) {
+
+        LoanStatus enumeration = LoanStatus.INVALID;
+        switch (statusValue) {
+            case 100:
+                enumeration = LoanStatus.SUBMITTED_AND_PENDING_APPROVAL;
+            break;
+            case 200:
+                enumeration = LoanStatus.APPROVED;
+            break;
+            case 300:
+                enumeration = LoanStatus.ACTIVE;
+            break;
+            case 303:
+                enumeration = LoanStatus.TRANSFER_IN_PROGRESS;
+            break;
+            case 304:
+                enumeration = LoanStatus.TRANSFER_ON_HOLD;
+            break;
+            case 400:
+                enumeration = LoanStatus.WITHDRAWN_BY_CLIENT;
+            break;
+            case 500:
+                enumeration = LoanStatus.REJECTED;
+            break;
+            case 600:
+                enumeration = LoanStatus.CLOSED_OBLIGATIONS_MET;
+            break;
+            case 601:
+                enumeration = LoanStatus.CLOSED_WRITTEN_OFF;
+            break;
+            case 602:
+                enumeration = LoanStatus.CLOSED_RESCHEDULE_OUTSTANDING_AMOUNT;
+            break;
+            case 700:
+                enumeration = LoanStatus.OVERPAID;
+            break;
+        }
+        return enumeration;
+    }
+
+    LoanStatus(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public boolean hasStateOf(final LoanStatus state) {
+        return this.value.equals(state.getValue());
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public boolean isSubmittedAndPendingApproval() {
+        return this.value.equals(LoanStatus.SUBMITTED_AND_PENDING_APPROVAL.getValue());
+    }
+
+    public boolean isApproved() {
+        return this.value.equals(LoanStatus.APPROVED.getValue());
+    }
+
+    public boolean isActive() {
+        return this.value.equals(LoanStatus.ACTIVE.getValue());
+    }
+
+    public boolean isClosed() {
+        return isClosedObligationsMet() || isClosedWrittenOff() || isClosedWithOutsandingAmountMarkedForReschedule();
+    }
+
+    public boolean isClosedObligationsMet() {
+        return this.value.equals(LoanStatus.CLOSED_OBLIGATIONS_MET.getValue());
+    }
+
+    public boolean isClosedWrittenOff() {
+        return this.value.equals(LoanStatus.CLOSED_WRITTEN_OFF.getValue());
+    }
+
+    public boolean isClosedWithOutsandingAmountMarkedForReschedule() {
+        return this.value.equals(LoanStatus.CLOSED_RESCHEDULE_OUTSTANDING_AMOUNT.getValue());
+    }
+
+    public boolean isWithdrawnByClient() {
+        return this.value.equals(LoanStatus.WITHDRAWN_BY_CLIENT.getValue());
+    }
+
+    public boolean isRejected() {
+        return this.value.equals(LoanStatus.REJECTED.getValue());
+    }
+
+    public boolean isActiveOrAwaitingApprovalOrDisbursal() {
+        return isApproved() || isSubmittedAndPendingApproval() || isActive();
+    }
+
+    public boolean isTransferInProgress() {
+        return this.value.equals(LoanStatus.TRANSFER_IN_PROGRESS.getValue());
+    }
+
+    public boolean isTransferOnHold() {
+        return this.value.equals(LoanStatus.TRANSFER_ON_HOLD.getValue());
+    }
+
+    public boolean isUnderTransfer() {
+        return isTransferInProgress() || isTransferOnHold();
+    }
+
+    public boolean isOverpaid() {
+        return this.value.equals(LoanStatus.OVERPAID.getValue());
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanSubStatus.java

@@ -0,0 +1,81 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import org.apache.fineract.infrastructure.core.data.EnumOptionData;
+
+public enum LoanSubStatus {
+
+    INVALID(0, "loanSubStatusType.invalid"), //
+    FORECLOSED(100, "loanSubStatusType.foreclosed");
+
+    private final Integer value;
+    private final String code;
+
+    public static LoanSubStatus fromInt(final Integer statusValue) {
+
+        LoanSubStatus enumeration = LoanSubStatus.INVALID;
+        switch (statusValue) {
+            case 100:
+                enumeration = LoanSubStatus.FORECLOSED;
+            break;
+        }
+        return enumeration;
+    }
+
+    LoanSubStatus(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public boolean hasStateOf(final LoanSubStatus state) {
+        return this.value.equals(state.getValue());
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public boolean isForeclosed() {
+        return this.value.equals(LoanSubStatus.FORECLOSED.getValue());
+    }
+
+    public static EnumOptionData loanSubStatus(final int id) {
+        return loanSubStatusEnum(LoanSubStatus.fromInt(id));
+    }
+
+    public static EnumOptionData loanSubStatusEnum(final LoanSubStatus type) {
+        final String codePrefix = "loanSubStatus.";
+        EnumOptionData optionData = null;
+        switch (type) {
+            case FORECLOSED:
+                optionData = new EnumOptionData(LoanSubStatus.FORECLOSED.getValue().longValue(),
+                        codePrefix + LoanSubStatus.FORECLOSED.getCode(), "Foreclosed");
+            break;
+            default:
+                optionData = new EnumOptionData(LoanSubStatus.INVALID.getValue().longValue(), LoanSubStatus.INVALID.getCode(), "Invalid");
+            break;
+        }
+        return optionData;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanSummary.java

@@ -0,0 +1,372 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.util.List;
+import java.util.Set;
+import javax.persistence.Column;
+import javax.persistence.Embeddable;
+import lombok.Getter;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+
+/**
+ * Encapsulates all the summary details of a {@link Loan}.
+ *
+ * {@link LoanSummary} fields are updated through a scheduled job. see -
+ *
+ */
+@Embeddable
+@Getter
+public class LoanSummary {
+
+    // derived totals fields
+    @Column(name = "principal_disbursed_derived", scale = 6, precision = 19)
+    private BigDecimal totalPrincipalDisbursed;
+
+    @Column(name = "principal_adjustments_derived", scale = 6, precision = 19)
+    private BigDecimal totalPrincipalAdjustments;
+
+    @Column(name = "principal_repaid_derived", scale = 6, precision = 19)
+    private BigDecimal totalPrincipalRepaid;
+
+    @Column(name = "principal_writtenoff_derived", scale = 6, precision = 19)
+    private BigDecimal totalPrincipalWrittenOff;
+
+    @Column(name = "principal_outstanding_derived", scale = 6, precision = 19)
+    private BigDecimal totalPrincipalOutstanding;
+
+    @Column(name = "interest_charged_derived", scale = 6, precision = 19)
+    private BigDecimal totalInterestCharged;
+
+    @Column(name = "interest_repaid_derived", scale = 6, precision = 19)
+    private BigDecimal totalInterestRepaid;
+
+    @Column(name = "interest_waived_derived", scale = 6, precision = 19)
+    private BigDecimal totalInterestWaived;
+
+    @Column(name = "interest_writtenoff_derived", scale = 6, precision = 19)
+    private BigDecimal totalInterestWrittenOff;
+
+    @Column(name = "interest_outstanding_derived", scale = 6, precision = 19)
+    private BigDecimal totalInterestOutstanding;
+
+    @Column(name = "fee_charges_charged_derived", scale = 6, precision = 19)
+    private BigDecimal totalFeeChargesCharged;
+
+    @Column(name = "total_charges_due_at_disbursement_derived", scale = 6, precision = 19)
+    private BigDecimal totalFeeChargesDueAtDisbursement;
+
+    @Column(name = "fee_charges_repaid_derived", scale = 6, precision = 19)
+    private BigDecimal totalFeeChargesRepaid;
+
+    @Column(name = "fee_charges_waived_derived", scale = 6, precision = 19)
+    private BigDecimal totalFeeChargesWaived;
+
+    @Column(name = "fee_charges_writtenoff_derived", scale = 6, precision = 19)
+    private BigDecimal totalFeeChargesWrittenOff;
+
+    @Column(name = "fee_charges_outstanding_derived", scale = 6, precision = 19)
+    private BigDecimal totalFeeChargesOutstanding;
+
+    @Column(name = "penalty_charges_charged_derived", scale = 6, precision = 19)
+    private BigDecimal totalPenaltyChargesCharged;
+
+    @Column(name = "penalty_charges_repaid_derived", scale = 6, precision = 19)
+    private BigDecimal totalPenaltyChargesRepaid;
+
+    @Column(name = "penalty_charges_waived_derived", scale = 6, precision = 19)
+    private BigDecimal totalPenaltyChargesWaived;
+
+    @Column(name = "penalty_charges_writtenoff_derived", scale = 6, precision = 19)
+    private BigDecimal totalPenaltyChargesWrittenOff;
+
+    @Column(name = "penalty_charges_outstanding_derived", scale = 6, precision = 19)
+    private BigDecimal totalPenaltyChargesOutstanding;
+
+    @Column(name = "total_expected_repayment_derived", scale = 6, precision = 19)
+    private BigDecimal totalExpectedRepayment;
+
+    @Column(name = "total_repayment_derived", scale = 6, precision = 19)
+    private BigDecimal totalRepayment;
+
+    @Column(name = "total_expected_costofloan_derived", scale = 6, precision = 19)
+    private BigDecimal totalExpectedCostOfLoan;
+
+    @Column(name = "total_costofloan_derived", scale = 6, precision = 19)
+    private BigDecimal totalCostOfLoan;
+
+    @Column(name = "total_waived_derived", scale = 6, precision = 19)
+    private BigDecimal totalWaived;
+
+    @Column(name = "total_writtenoff_derived", scale = 6, precision = 19)
+    private BigDecimal totalWrittenOff;
+
+    @Column(name = "total_outstanding_derived", scale = 6, precision = 19)
+    private BigDecimal totalOutstanding;
+
+    public static LoanSummary create(final BigDecimal totalFeeChargesDueAtDisbursement) {
+        return new LoanSummary(totalFeeChargesDueAtDisbursement);
+    }
+
+    protected LoanSummary() {
+        //
+    }
+
+    private LoanSummary(final BigDecimal totalFeeChargesDueAtDisbursement) {
+        this.totalFeeChargesDueAtDisbursement = totalFeeChargesDueAtDisbursement;
+    }
+
+    public void updateTotalFeeChargesDueAtDisbursement(final BigDecimal totalFeeChargesDueAtDisbursement) {
+        this.totalFeeChargesDueAtDisbursement = totalFeeChargesDueAtDisbursement;
+    }
+
+    public Money getTotalFeeChargesDueAtDisbursement(final MonetaryCurrency currency) {
+        return Money.of(currency, this.totalFeeChargesDueAtDisbursement);
+    }
+
+    public Money getTotalOutstanding(final MonetaryCurrency currency) {
+        return Money.of(currency, this.totalOutstanding);
+    }
+
+    public void updateFeeChargeOutstanding(final BigDecimal totalFeeChargesOutstanding) {
+        this.totalFeeChargesOutstanding = totalFeeChargesOutstanding;
+    }
+
+    public void updatePenaltyChargeOutstanding(final BigDecimal totalPenaltyChargesOutstanding) {
+        this.totalPenaltyChargesOutstanding = totalPenaltyChargesOutstanding;
+    }
+
+    public void updateFeeChargesWaived(final BigDecimal totalFeeChargesWaived) {
+        this.totalFeeChargesWaived = totalFeeChargesWaived;
+    }
+
+    public void updatePenaltyChargesWaived(final BigDecimal totalPenaltyChargesWaived) {
+        this.totalPenaltyChargesWaived = totalPenaltyChargesWaived;
+    }
+
+    public boolean isRepaidInFull(final MonetaryCurrency currency) {
+        return getTotalOutstanding(currency).isZero();
+    }
+
+    public BigDecimal getTotalInterestCharged() {
+        return this.totalInterestCharged;
+    }
+
+    public BigDecimal getTotalPrincipalOutstanding() {
+        return this.totalPrincipalOutstanding;
+    }
+
+    public BigDecimal getTotalInterestOutstanding() {
+        return this.totalInterestOutstanding;
+    }
+
+    public BigDecimal getTotalFeeChargesOutstanding() {
+        return this.totalFeeChargesOutstanding;
+    }
+
+    public BigDecimal getTotalPenaltyChargesOutstanding() {
+        return this.totalPenaltyChargesOutstanding;
+    }
+
+    public BigDecimal getTotalOutstanding() {
+        return this.totalOutstanding;
+    }
+
+    public void updateTotalOutstanding(final BigDecimal newTotalOutstanding) {
+        this.totalOutstanding = newTotalOutstanding;
+    }
+
+    public void updateTotalWaived(final BigDecimal totalWaived) {
+        this.totalWaived = totalWaived;
+    }
+
+    /**
+     * All fields but <code>totalFeeChargesDueAtDisbursement</code> should be reset.
+     */
+    public void zeroFields() {
+        this.totalPrincipalDisbursed = BigDecimal.ZERO;
+        this.totalPrincipalAdjustments = BigDecimal.ZERO;
+        this.totalPrincipalRepaid = BigDecimal.ZERO;
+        this.totalPrincipalWrittenOff = BigDecimal.ZERO;
+        this.totalPrincipalOutstanding = BigDecimal.ZERO;
+        this.totalInterestCharged = BigDecimal.ZERO;
+        this.totalInterestRepaid = BigDecimal.ZERO;
+        this.totalInterestWaived = BigDecimal.ZERO;
+        this.totalInterestWrittenOff = BigDecimal.ZERO;
+        this.totalInterestOutstanding = BigDecimal.ZERO;
+        this.totalFeeChargesCharged = BigDecimal.ZERO;
+        this.totalFeeChargesRepaid = BigDecimal.ZERO;
+        this.totalFeeChargesWaived = BigDecimal.ZERO;
+        this.totalFeeChargesWrittenOff = BigDecimal.ZERO;
+        this.totalFeeChargesOutstanding = BigDecimal.ZERO;
+        this.totalPenaltyChargesCharged = BigDecimal.ZERO;
+        this.totalPenaltyChargesRepaid = BigDecimal.ZERO;
+        this.totalPenaltyChargesWaived = BigDecimal.ZERO;
+        this.totalPenaltyChargesWrittenOff = BigDecimal.ZERO;
+        this.totalPenaltyChargesOutstanding = BigDecimal.ZERO;
+        this.totalExpectedRepayment = BigDecimal.ZERO;
+        this.totalRepayment = BigDecimal.ZERO;
+        this.totalExpectedCostOfLoan = BigDecimal.ZERO;
+        this.totalCostOfLoan = BigDecimal.ZERO;
+        this.totalWaived = BigDecimal.ZERO;
+        this.totalWrittenOff = BigDecimal.ZERO;
+        this.totalOutstanding = BigDecimal.ZERO;
+    }
+
+    public void updateSummary(final MonetaryCurrency currency, final Money principal,
+            final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments, final LoanSummaryWrapper summaryWrapper,
+            Set<LoanCharge> charges) {
+
+        this.totalPrincipalDisbursed = principal.getAmount();
+        this.totalPrincipalAdjustments = summaryWrapper.calculateTotalPrincipalAdjusted(repaymentScheduleInstallments, currency)
+                .getAmount();
+        this.totalPrincipalRepaid = summaryWrapper.calculateTotalPrincipalRepaid(repaymentScheduleInstallments, currency).getAmount();
+        this.totalPrincipalWrittenOff = summaryWrapper.calculateTotalPrincipalWrittenOff(repaymentScheduleInstallments, currency)
+                .getAmount();
+
+        this.totalPrincipalOutstanding = principal.plus(this.totalPrincipalAdjustments).minus(this.totalPrincipalRepaid)
+                .minus(this.totalPrincipalWrittenOff).getAmount();
+
+        final Money totalInterestCharged = summaryWrapper.calculateTotalInterestCharged(repaymentScheduleInstallments, currency);
+        this.totalInterestCharged = totalInterestCharged.getAmount();
+        this.totalInterestRepaid = summaryWrapper.calculateTotalInterestRepaid(repaymentScheduleInstallments, currency).getAmount();
+        this.totalInterestWaived = summaryWrapper.calculateTotalInterestWaived(repaymentScheduleInstallments, currency).getAmount();
+        this.totalInterestWrittenOff = summaryWrapper.calculateTotalInterestWrittenOff(repaymentScheduleInstallments, currency).getAmount();
+
+        this.totalInterestOutstanding = totalInterestCharged.minus(this.totalInterestRepaid).minus(this.totalInterestWaived)
+                .minus(this.totalInterestWrittenOff).getAmount();
+
+        final Money totalFeeChargesCharged = summaryWrapper.calculateTotalFeeChargesCharged(repaymentScheduleInstallments, currency)
+                .plus(this.totalFeeChargesDueAtDisbursement);
+        this.totalFeeChargesCharged = totalFeeChargesCharged.getAmount();
+
+        Money totalFeeChargesRepaidAtDisbursement = summaryWrapper.calculateTotalChargesRepaidAtDisbursement(charges, currency);
+        this.totalFeeChargesRepaid = totalFeeChargesRepaidAtDisbursement.getAmount();
+
+        if (charges != null) {
+            this.totalFeeChargesWaived = summaryWrapper.calculateTotalFeeChargesWaived(charges, currency).getAmount();
+        } else {
+            this.totalFeeChargesWaived = BigDecimal.ZERO;
+        }
+
+        this.totalFeeChargesWrittenOff = summaryWrapper.calculateTotalFeeChargesWrittenOff(repaymentScheduleInstallments, currency)
+                .getAmount();
+
+        this.totalFeeChargesOutstanding = totalFeeChargesCharged.minus(this.totalFeeChargesRepaid).minus(this.totalFeeChargesWaived)
+                .minus(this.totalFeeChargesWrittenOff).getAmount();
+
+        final Money totalPenaltyChargesCharged = summaryWrapper.calculateTotalPenaltyChargesCharged(repaymentScheduleInstallments,
+                currency);
+        this.totalPenaltyChargesCharged = totalPenaltyChargesCharged.getAmount();
+        this.totalPenaltyChargesRepaid = summaryWrapper.calculateTotalPenaltyChargesRepaid(repaymentScheduleInstallments, currency)
+                .getAmount();
+        this.totalPenaltyChargesWaived = summaryWrapper.calculateTotalPenaltyChargesWaived(repaymentScheduleInstallments, currency)
+                .getAmount();
+        this.totalPenaltyChargesWrittenOff = summaryWrapper.calculateTotalPenaltyChargesWrittenOff(repaymentScheduleInstallments, currency)
+                .getAmount();
+
+        this.totalPenaltyChargesOutstanding = totalPenaltyChargesCharged.minus(this.totalPenaltyChargesRepaid)
+                .minus(this.totalPenaltyChargesWaived).minus(this.totalPenaltyChargesWrittenOff).getAmount();
+
+        final Money totalExpectedRepayment = Money.of(currency, this.totalPrincipalDisbursed).plus(this.totalInterestCharged)
+                .plus(this.totalFeeChargesCharged).plus(this.totalPenaltyChargesCharged);
+        this.totalExpectedRepayment = totalExpectedRepayment.getAmount();
+
+        final Money totalRepayment = Money.of(currency, this.totalPrincipalRepaid).plus(this.totalInterestRepaid)
+                .plus(this.totalFeeChargesRepaid).plus(this.totalPenaltyChargesRepaid);
+        this.totalRepayment = totalRepayment.getAmount();
+
+        final Money totalExpectedCostOfLoan = Money.of(currency, this.totalInterestCharged).plus(this.totalFeeChargesCharged)
+                .plus(this.totalPenaltyChargesCharged);
+        this.totalExpectedCostOfLoan = totalExpectedCostOfLoan.getAmount();
+
+        final Money totalCostOfLoan = Money.of(currency, this.totalInterestRepaid).plus(this.totalFeeChargesRepaid)
+                .plus(this.totalPenaltyChargesRepaid);
+        this.totalCostOfLoan = totalCostOfLoan.getAmount();
+
+        final Money totalWaived = Money.of(currency, this.totalInterestWaived).plus(this.totalFeeChargesWaived)
+                .plus(this.totalPenaltyChargesWaived);
+        this.totalWaived = totalWaived.getAmount();
+
+        final Money totalWrittenOff = Money.of(currency, this.totalPrincipalWrittenOff).plus(this.totalInterestWrittenOff)
+                .plus(this.totalFeeChargesWrittenOff).plus(this.totalPenaltyChargesWrittenOff);
+        this.totalWrittenOff = totalWrittenOff.getAmount();
+
+        final Money totalOutstanding = Money.of(currency, this.totalPrincipalOutstanding).plus(this.totalInterestOutstanding)
+                .plus(this.totalFeeChargesOutstanding).plus(this.totalPenaltyChargesOutstanding);
+        this.totalOutstanding = totalOutstanding.getAmount();
+    }
+
+    public BigDecimal getTotalPrincipalDisbursed() {
+        return this.totalPrincipalDisbursed;
+    }
+
+    public BigDecimal getTotalPrincipalRepaid() {
+        return this.totalPrincipalRepaid;
+    }
+
+    public BigDecimal getTotalWrittenOff() {
+        return this.totalWrittenOff;
+    }
+
+    /**
+     * @return total interest repaid
+     **/
+    public BigDecimal getTotalInterestRepaid() {
+        return this.totalInterestRepaid;
+    }
+
+    public BigDecimal getTotalFeeChargesCharged() {
+        return this.totalFeeChargesCharged;
+    }
+
+    public BigDecimal getTotalPenaltyChargesCharged() {
+        return this.totalPenaltyChargesCharged;
+    }
+
+    public BigDecimal getTotalPrincipalWrittenOff() {
+        return this.totalPrincipalWrittenOff;
+    }
+
+    public BigDecimal getTotalInterestWaived() {
+        return this.totalInterestWaived;
+    }
+
+    public BigDecimal getTotalFeeChargesRepaid() {
+        return this.totalFeeChargesRepaid;
+    }
+
+    public BigDecimal getTotalFeeChargesWaived() {
+        return this.totalFeeChargesWaived;
+    }
+
+    public BigDecimal getTotalPenaltyChargesRepaid() {
+        return this.totalPenaltyChargesRepaid;
+    }
+
+    public BigDecimal getTotalPenaltyChargesWaived() {
+        return this.totalPenaltyChargesWaived;
+    }
+
+    public BigDecimal getTotalExpectedRepayment() {
+        return this.totalExpectedRepayment;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanSummaryWrapper.java

@@ -0,0 +1,256 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.time.LocalDate;
+import java.util.List;
+import java.util.Set;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.springframework.stereotype.Component;
+
+/**
+ * A wrapper for dealing with side-effect free functionality related to a loans transactions and repayment schedule.
+ */
+@Component
+public final class LoanSummaryWrapper {
+
+    public Money calculateTotalPrincipalRepaid(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getPrincipalCompleted(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalPrincipalAdjusted(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getCredits(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalPrincipalWrittenOff(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getPrincipalWrittenOff(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalPrincipalOverdueOn(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency, final LocalDate overdueAsOf) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            if (installment.isOverdueOn(overdueAsOf)) {
+                total = total.plus(installment.getPrincipalOutstanding(currency));
+            }
+        }
+        return total;
+    }
+
+    public Money calculateTotalInterestCharged(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getInterestCharged(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalInterestRepaid(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getInterestPaid(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalInterestWaived(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getInterestWaived(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalInterestWrittenOff(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getInterestWrittenOff(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalInterestOverdueOn(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency, final LocalDate overdueAsOf) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            if (installment.isOverdueOn(overdueAsOf)) {
+                total = total.plus(installment.getInterestOutstanding(currency));
+            }
+        }
+        return total;
+    }
+
+    public Money calculateTotalFeeChargesCharged(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getFeeChargesCharged(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalFeeChargesRepaid(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getFeeChargesPaid(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalFeeChargesWaived(Set<LoanCharge> charges, final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanCharge charge : charges) {
+            if (charge.isActive() && !charge.isPenaltyCharge()) {
+                total = total.plus(charge.getAmountWaived(currency));
+            }
+        }
+        return total;
+    }
+
+    public Money calculateTotalFeeChargesWrittenOff(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getFeeChargesWrittenOff(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalFeeChargesOverdueOn(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency, final LocalDate overdueAsOf) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            if (installment.isOverdueOn(overdueAsOf)) {
+                total = total.plus(installment.getFeeChargesOutstanding(currency));
+            }
+        }
+        return total;
+    }
+
+    public Money calculateTotalPenaltyChargesCharged(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getPenaltyChargesCharged(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalPenaltyChargesRepaid(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getPenaltyChargesPaid(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalPenaltyChargesWaived(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getPenaltyChargesWaived(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalPenaltyChargesWrittenOff(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            total = total.plus(installment.getPenaltyChargesWrittenOff(currency));
+        }
+        return total;
+    }
+
+    public Money calculateTotalPenaltyChargesOverdueOn(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency, final LocalDate overdueAsOf) {
+        Money total = Money.zero(currency);
+        for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+            if (installment.isOverdueOn(overdueAsOf)) {
+                total = total.plus(installment.getPenaltyChargesOutstanding(currency));
+            }
+        }
+        return total;
+    }
+
+    public Money calculateTotalOverdueOn(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency, final LocalDate overdueAsOf) {
+
+        final Money principalOverdue = calculateTotalPrincipalOverdueOn(repaymentScheduleInstallments, currency, overdueAsOf);
+        final Money interestOverdue = calculateTotalInterestOverdueOn(repaymentScheduleInstallments, currency, overdueAsOf);
+        final Money feeChargesOverdue = calculateTotalFeeChargesOverdueOn(repaymentScheduleInstallments, currency, overdueAsOf);
+        final Money penaltyChargesOverdue = calculateTotalPenaltyChargesOverdueOn(repaymentScheduleInstallments, currency, overdueAsOf);
+
+        return principalOverdue.plus(interestOverdue).plus(feeChargesOverdue).plus(penaltyChargesOverdue);
+    }
+
+    public LocalDate determineOverdueSinceDateFrom(final List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments,
+            final MonetaryCurrency currency, final LocalDate from) {
+
+        LocalDate overdueSince = null;
+        final Money totalOverdue = calculateTotalOverdueOn(repaymentScheduleInstallments, currency, from);
+        if (totalOverdue.isGreaterThanZero()) {
+            for (final LoanRepaymentScheduleInstallment installment : repaymentScheduleInstallments) {
+                if (installment.isOverdueOn(from)) {
+                    if (overdueSince == null || overdueSince.isAfter(installment.getDueDate())) {
+                        overdueSince = installment.getDueDate();
+                    }
+                }
+            }
+        }
+
+        return overdueSince;
+    }
+
+    public Money calculateTotalChargesRepaidAtDisbursement(Set<LoanCharge> charges, MonetaryCurrency currency) {
+        Money total = Money.zero(currency);
+        if (charges == null) {
+            return total;
+        }
+        for (final LoanCharge loanCharge : charges) {
+            if (!loanCharge.isPenaltyCharge() && loanCharge.getAmountPaid(currency).isGreaterThanZero()) {
+                total = total.plus(loanCharge.getAmountPaid(currency));
+            }
+        }
+        return total;
+
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTermVariationType.java

@@ -0,0 +1,126 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+public enum LoanTermVariationType {
+
+    INVALID(0, "loanTermType.invalid"), //
+    EMI_AMOUNT(1, "loanTermType.emiAmount"), //
+    INTEREST_RATE(2, "loanTermType.interestRate"), //
+    PRINCIPAL_AMOUNT(3, "loanTermType.principalAmount"), //
+    DUE_DATE(4, "loanTermType.dueDate"), //
+    INSERT_INSTALLMENT(5, "loanTermType.insertInstallment"), //
+    DELETE_INSTALLMENT(6, "loanTermType.deleteInstallment"), GRACE_ON_INTEREST(7, "loanTermType.graceOnInterest"), GRACE_ON_PRINCIPAL(8,
+            "loanTermType.graceOnPrincipal"), EXTEND_REPAYMENT_PERIOD(9,
+                    "loanTermType.extendRepaymentPeriod"), INTEREST_RATE_FROM_INSTALLMENT(10, "loanTermType.interestRateFromInstallment");
+
+    private final Integer value;
+    private final String code;
+
+    LoanTermVariationType(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public static LoanTermVariationType fromInt(final Integer value) {
+
+        LoanTermVariationType enumeration = LoanTermVariationType.INVALID;
+        switch (value) {
+            case 1:
+                enumeration = LoanTermVariationType.EMI_AMOUNT;
+            break;
+            case 2:
+                enumeration = LoanTermVariationType.INTEREST_RATE;
+            break;
+            case 3:
+                enumeration = LoanTermVariationType.PRINCIPAL_AMOUNT;
+            break;
+            case 4:
+                enumeration = LoanTermVariationType.DUE_DATE;
+            break;
+            case 5:
+                enumeration = LoanTermVariationType.INSERT_INSTALLMENT;
+            break;
+            case 6:
+                enumeration = LoanTermVariationType.DELETE_INSTALLMENT;
+            break;
+            case 7:
+                enumeration = LoanTermVariationType.GRACE_ON_INTEREST;
+            break;
+            case 8:
+                enumeration = LoanTermVariationType.GRACE_ON_PRINCIPAL;
+            break;
+            case 9:
+                enumeration = LoanTermVariationType.EXTEND_REPAYMENT_PERIOD;
+            break;
+            case 10:
+                enumeration = LoanTermVariationType.INTEREST_RATE_FROM_INSTALLMENT;
+            break;
+        }
+        return enumeration;
+    }
+
+    public boolean isEMIAmountVariation() {
+        return this.value.equals(LoanTermVariationType.EMI_AMOUNT.getValue());
+    }
+
+    public boolean isInterestRateVariation() {
+        return this.value.equals(LoanTermVariationType.INTEREST_RATE.getValue());
+    }
+
+    public boolean isPrincipalAmountVariation() {
+        return this.value.equals(LoanTermVariationType.PRINCIPAL_AMOUNT.getValue());
+    }
+
+    public boolean isDueDateVariation() {
+        return this.value.equals(LoanTermVariationType.DUE_DATE.getValue());
+    }
+
+    public boolean isInsertInstallment() {
+        return this.value.equals(LoanTermVariationType.INSERT_INSTALLMENT.getValue());
+    }
+
+    public boolean isDeleteInstallment() {
+        return this.value.equals(LoanTermVariationType.DELETE_INSTALLMENT.getValue());
+    }
+
+    public boolean isGraceOnInterest() {
+        return this.value.equals(LoanTermVariationType.GRACE_ON_INTEREST.getValue());
+    }
+
+    public boolean isGraceOnPrincipal() {
+        return this.value.equals(LoanTermVariationType.GRACE_ON_PRINCIPAL.getValue());
+    }
+
+    public boolean isExtendRepaymentPeriod() {
+        return this.value.equals(LoanTermVariationType.EXTEND_REPAYMENT_PERIOD.getValue());
+    }
+
+    public boolean isInterestRateFromInstallment() {
+        return this.value.equals(LoanTermVariationType.INTEREST_RATE_FROM_INSTALLMENT.getValue());
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTermVariations.java

@@ -0,0 +1,170 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.data.EnumOptionData;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.loanaccount.data.LoanTermVariationsData;
+import org.apache.fineract.portfolio.loanproduct.service.LoanEnumerations;
+
+@Entity
+@Table(name = "m_loan_term_variations")
+public class LoanTermVariations extends AbstractPersistableCustom {
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    @Column(name = "term_type", nullable = false)
+    private Integer termType;
+
+    @Column(name = "applicable_date", nullable = false)
+    private LocalDate termApplicableFrom;
+
+    @Column(name = "decimal_value", scale = 6, precision = 19)
+    private BigDecimal decimalValue;
+
+    @Column(name = "date_value")
+    private LocalDate dateValue;
+
+    @Column(name = "is_specific_to_installment", nullable = false)
+    private boolean isSpecificToInstallment;
+
+    @Column(name = "applied_on_loan_status", nullable = false)
+    private Integer onLoanStatus;
+
+    @Column(name = "is_active", nullable = false)
+    private Boolean isActive;
+
+    @OneToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "parent_id")
+    private LoanTermVariations parent;
+
+    public LoanTermVariations(final Integer termType, final LocalDate termApplicableFrom, final BigDecimal decimalValue,
+            final LocalDate dateValue, final boolean isSpecificToInstallment, final Loan loan) {
+        this.loan = loan;
+        this.termApplicableFrom = termApplicableFrom;
+        this.termType = termType;
+        this.decimalValue = decimalValue;
+        this.dateValue = dateValue;
+        this.isSpecificToInstallment = isSpecificToInstallment;
+        this.onLoanStatus = loan.getStatus().getValue();
+        this.isActive = true;
+        this.parent = null;
+    }
+
+    public LoanTermVariations(final Integer termType, final LocalDate termApplicableFrom, final BigDecimal decimalValue,
+            final LocalDate dateValue, final boolean isSpecificToInstallment, final Loan loan, final Integer loanStatus) {
+        this.loan = loan;
+        this.termApplicableFrom = termApplicableFrom;
+        this.termType = termType;
+        this.decimalValue = decimalValue;
+        this.dateValue = dateValue;
+        this.isSpecificToInstallment = isSpecificToInstallment;
+        this.onLoanStatus = loanStatus;
+        this.isActive = true;
+        this.parent = null;
+    }
+
+    public LoanTermVariations(final Integer termType, final LocalDate termApplicableFrom, final BigDecimal decimalValue,
+            final LocalDate dateValue, final boolean isSpecificToInstallment, final Loan loan, final Integer loanStatus,
+            final Boolean isActive, final LoanTermVariations parent) {
+        this.loan = loan;
+        this.termApplicableFrom = termApplicableFrom;
+        this.termType = termType;
+        this.decimalValue = decimalValue;
+        this.dateValue = dateValue;
+        this.isSpecificToInstallment = isSpecificToInstallment;
+        this.onLoanStatus = loanStatus;
+        this.isActive = isActive;
+        this.parent = parent;
+    }
+
+    protected LoanTermVariations() {
+
+    }
+
+    public LoanTermVariationType getTermType() {
+        return LoanTermVariationType.fromInt(this.termType);
+    }
+
+    public LoanTermVariationsData toData() {
+        EnumOptionData type = LoanEnumerations.loanVariationType(this.termType);
+        return new LoanTermVariationsData(getId(), type, this.termApplicableFrom, this.decimalValue, this.dateValue,
+                this.isSpecificToInstallment);
+    }
+
+    public LocalDate getTermApplicableFrom() {
+        return this.termApplicableFrom;
+    }
+
+    public LocalDate fetchTermApplicaDate() {
+        return this.termApplicableFrom;
+    }
+
+    public BigDecimal getTermValue() {
+        return this.decimalValue;
+    }
+
+    public LocalDate getDateValue() {
+        return this.dateValue;
+    }
+
+    public LocalDate fetchDateValue() {
+        return this.dateValue;
+    }
+
+    public void setTermApplicableFrom(LocalDate termApplicableFrom) {
+        this.termApplicableFrom = termApplicableFrom;
+    }
+
+    public void setDecimalValue(BigDecimal decimalValue) {
+        this.decimalValue = decimalValue;
+    }
+
+    public Integer getOnLoanStatus() {
+        return this.onLoanStatus;
+    }
+
+    public Boolean isActive() {
+        return this.isActive;
+    }
+
+    public LoanTermVariations parent() {
+        return this.parent;
+    }
+
+    public void updateIsActive(final Boolean isActive) {
+        this.isActive = isActive;
+    }
+
+    public void markAsInactive() {
+        this.isActive = false;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTopupDetails.java

@@ -0,0 +1,69 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+
+@Entity
+@Table(name = "m_loan_topup")
+public class LoanTopupDetails extends AbstractPersistableCustom {
+
+    @OneToOne
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    @Column(name = "closure_loan_id", nullable = false)
+    private Long closureLoanId;
+
+    @Column(name = "account_transfer_details_id", nullable = true)
+    private Long accountTransferDetailsId;
+
+    @Column(name = "topup_amount", nullable = true)
+    private BigDecimal topupAmount;
+
+    protected LoanTopupDetails() {}
+
+    public LoanTopupDetails(final Loan loan, final Long loanIdToClose) {
+        this.loan = loan;
+        this.closureLoanId = loanIdToClose;
+    }
+
+    public Long getLoanIdToClose() {
+        return this.closureLoanId;
+    }
+
+    public BigDecimal getTopupAmount() {
+        return this.topupAmount;
+    }
+
+    public void setTopupAmount(BigDecimal topupAmount) {
+        this.topupAmount = topupAmount;
+    }
+
+    public void setAccountTransferDetails(Long accountTransferDetailsId) {
+        this.accountTransferDetailsId = accountTransferDetailsId;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTrancheCharge.java

@@ -0,0 +1,65 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import javax.persistence.CascadeType;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.charge.domain.Charge;
+
+@Entity
+@Table(name = "m_loan_tranche_charges")
+public class LoanTrancheCharge extends AbstractPersistableCustom {
+
+    @ManyToOne(cascade = CascadeType.ALL, optional = false)
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    @ManyToOne(cascade = CascadeType.ALL, optional = false)
+    @JoinColumn(name = "charge_id", nullable = false)
+    private Charge charge;
+
+    LoanTrancheCharge() {
+
+    }
+
+    LoanTrancheCharge(Charge chargeDefinition) {
+        this.charge = chargeDefinition;
+    }
+
+    public LoanTrancheCharge(Charge charge, Loan loan) {
+        this.charge = charge;
+        this.loan = loan;
+    }
+
+    public static LoanTrancheCharge createLoanTrancheCharge(Charge chargeDefinition) {
+        return new LoanTrancheCharge(chargeDefinition);
+    }
+
+    public static LoanTrancheCharge createLoanTrancheChargeWithLoan(Charge chargeDefinition, Loan loan) {
+        return new LoanTrancheCharge(chargeDefinition, loan);
+    }
+
+    public Charge getCharge() {
+        return charge;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTrancheDisbursementCharge.java

@@ -0,0 +1,53 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import javax.persistence.CascadeType;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+
+@Entity
+@Table(name = "m_loan_tranche_disbursement_charge")
+public class LoanTrancheDisbursementCharge extends AbstractPersistableCustom {
+
+    @ManyToOne
+    @JoinColumn(name = "loan_charge_id", referencedColumnName = "id", nullable = false)
+    private LoanCharge loancharge;
+
+    @ManyToOne(cascade = CascadeType.ALL, optional = false)
+    @JoinColumn(name = "disbursement_detail_id", referencedColumnName = "id", nullable = false)
+    private LoanDisbursementDetails loanDisbursementDetails;
+
+    public LoanTrancheDisbursementCharge() {
+
+    }
+
+    public LoanTrancheDisbursementCharge(final LoanCharge loancharge, final LoanDisbursementDetails loanDisbursementDetails) {
+        this.loancharge = loancharge;
+        this.loanDisbursementDetails = loanDisbursementDetails;
+    }
+
+    public LoanDisbursementDetails getloanDisbursementDetails() {
+        return this.loanDisbursementDetails;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTransaction.java

@@ -0,0 +1,961 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.time.OffsetDateTime;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
+import javax.persistence.Table;
+import javax.persistence.UniqueConstraint;
+import org.apache.fineract.infrastructure.core.domain.AbstractAuditableWithUTCDateTimeCustom;
+import org.apache.fineract.infrastructure.core.domain.ExternalId;
+import org.apache.fineract.infrastructure.core.service.DateUtils;
+import org.apache.fineract.organisation.monetary.data.CurrencyData;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.organisation.office.domain.Office;
+import org.apache.fineract.portfolio.account.data.AccountTransferData;
+import org.apache.fineract.portfolio.loanaccount.data.LoanTransactionData;
+import org.apache.fineract.portfolio.loanaccount.data.LoanTransactionEnumData;
+import org.apache.fineract.portfolio.loanproduct.service.LoanEnumerations;
+import org.apache.fineract.portfolio.paymentdetail.data.PaymentDetailData;
+import org.apache.fineract.portfolio.paymentdetail.domain.PaymentDetail;
+
+/**
+ * All monetary transactions against a loan are modelled through this entity. Disbursements, Repayments, Waivers,
+ * Write-off etc
+ */
+@Entity
+@Table(name = "m_loan_transaction", uniqueConstraints = { @UniqueConstraint(columnNames = { "external_id" }, name = "external_id_UNIQUE") })
+public class LoanTransaction extends AbstractAuditableWithUTCDateTimeCustom {
+
+    @ManyToOne(optional = false)
+    @JoinColumn(name = "loan_id", nullable = false)
+    private Loan loan;
+
+    @ManyToOne
+    @JoinColumn(name = "office_id", nullable = false)
+    private Office office;
+
+    @ManyToOne(optional = true)
+    @JoinColumn(name = "payment_detail_id", nullable = true)
+    private PaymentDetail paymentDetail;
+
+    @Column(name = "transaction_type_enum", nullable = false)
+    private Integer typeOf;
+
+    @Column(name = "transaction_date", nullable = false)
+    private LocalDate dateOf;
+
+    @Column(name = "submitted_on_date", nullable = false)
+    private LocalDate submittedOnDate;
+
+    @Column(name = "amount", scale = 6, precision = 19, nullable = false)
+    private BigDecimal amount;
+
+    @Column(name = "principal_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal principalPortion;
+
+    @Column(name = "interest_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal interestPortion;
+
+    @Column(name = "fee_charges_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal feeChargesPortion;
+
+    @Column(name = "penalty_charges_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal penaltyChargesPortion;
+
+    @Column(name = "overpayment_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal overPaymentPortion;
+
+    @Column(name = "unrecognized_income_portion", scale = 6, precision = 19, nullable = true)
+    private BigDecimal unrecognizedIncomePortion;
+
+    @Column(name = "is_reversed", nullable = false)
+    private boolean reversed;
+
+    @Column(name = "external_id", length = 100, nullable = true, unique = true)
+    private ExternalId externalId;
+
+    @Column(name = "reversal_external_id", length = 100, nullable = true, unique = true)
+    private ExternalId reversalExternalId;
+
+    @Column(name = "reversed_on_date", nullable = true)
+    private LocalDate reversedOnDate;
+
+    @OneToMany(cascade = CascadeType.ALL, mappedBy = "loanTransaction", orphanRemoval = true, fetch = FetchType.EAGER)
+    private Set<LoanChargePaidBy> loanChargesPaid = new HashSet<>();
+
+    @Column(name = "outstanding_loan_balance_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal outstandingLoanBalance;
+
+    @Column(name = "manually_adjusted_or_reversed", nullable = false)
+    private boolean manuallyAdjustedOrReversed;
+
+    @Column(name = "charge_refund_charge_type", length = 1, nullable = true, unique = true)
+    private String chargeRefundChargeType;
+
+    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.LAZY, mappedBy = "loanTransaction")
+    private Set<LoanCollateralManagement> loanCollateralManagementSet = new HashSet<>();
+
+    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.EAGER, mappedBy = "loanTransaction")
+    private Set<LoanTransactionToRepaymentScheduleMapping> loanTransactionToRepaymentScheduleMappings = new HashSet<>();
+
+    @OneToMany(cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.LAZY, mappedBy = "fromTransaction")
+    private Set<LoanTransactionRelation> loanTransactionRelations = new HashSet<>();
+
+    protected LoanTransaction() {}
+
+    public static LoanTransaction incomePosting(final Loan loan, final Office office, final LocalDate dateOf, final BigDecimal amount,
+            final BigDecimal interestPortion, final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion,
+            final ExternalId externalId) {
+        final Integer typeOf = LoanTransactionType.INCOME_POSTING.getValue();
+        final BigDecimal principalPortion = BigDecimal.ZERO;
+        final BigDecimal overPaymentPortion = BigDecimal.ZERO;
+        final boolean reversed = false;
+        final PaymentDetail paymentDetail = null;
+        return new LoanTransaction(loan, office, typeOf, dateOf, amount, principalPortion, interestPortion, feeChargesPortion,
+                penaltyChargesPortion, overPaymentPortion, reversed, paymentDetail, externalId);
+    }
+
+    public static LoanTransaction disbursement(final Office office, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate disbursementDate, final ExternalId externalId) {
+        return new LoanTransaction(null, office, LoanTransactionType.DISBURSEMENT, paymentDetail, amount.getAmount(), disbursementDate,
+                externalId);
+    }
+
+    public static LoanTransaction repayment(final Office office, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate paymentDate, final ExternalId externalId) {
+        return new LoanTransaction(null, office, LoanTransactionType.REPAYMENT, paymentDetail, amount.getAmount(), paymentDate, externalId);
+    }
+
+    public static LoanTransaction chargeback(final Loan loan, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate paymentDate, final ExternalId externalId) {
+        LoanTransaction loanTransaction = new LoanTransaction(loan, loan.getOffice(), LoanTransactionType.CHARGEBACK, paymentDetail,
+                amount.getAmount(), paymentDate, externalId);
+        loanTransaction.principalPortion = amount.getAmount();
+        return loanTransaction;
+    }
+
+    public static LoanTransaction repaymentType(final LoanTransactionType repaymentType, final Office office, final Money amount,
+            final PaymentDetail paymentDetail, final LocalDate paymentDate, final ExternalId externalId,
+            final String chargeRefundChargeType) {
+        return new LoanTransaction(null, office, repaymentType, paymentDetail, amount.getAmount(), paymentDate, externalId,
+                chargeRefundChargeType);
+    }
+
+    public static LoanTransaction chargeAdjustment(final Loan loan, final BigDecimal amount, final LocalDate transactionDate,
+            final ExternalId externalId, PaymentDetail paymentDetail) {
+        return new LoanTransaction(loan, loan.getOffice(), LoanTransactionType.CHARGE_ADJUSTMENT, paymentDetail, amount, transactionDate,
+                externalId);
+    }
+
+    public void setLoanTransactionToRepaymentScheduleMappings(final Integer installmentId, final BigDecimal chargePerInstallment) {
+        for (LoanTransactionToRepaymentScheduleMapping loanTransactionToRepaymentScheduleMapping : this.loanTransactionToRepaymentScheduleMappings) {
+            final LoanRepaymentScheduleInstallment loanRepaymentScheduleInstallment = loanTransactionToRepaymentScheduleMapping
+                    .getLoanRepaymentScheduleInstallment();
+            if (loanRepaymentScheduleInstallment.getInstallmentNumber().equals(installmentId)) {
+                loanRepaymentScheduleInstallment.updateLoanRepaymentSchedule(chargePerInstallment);
+                break;
+            }
+        }
+    }
+
+    public static LoanTransaction recoveryRepayment(final Office office, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate paymentDate, final ExternalId externalId) {
+        return new LoanTransaction(null, office, LoanTransactionType.RECOVERY_REPAYMENT, paymentDetail, amount.getAmount(), paymentDate,
+                externalId);
+    }
+
+    public static LoanTransaction loanPayment(final Loan loan, final Office office, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate paymentDate, final ExternalId externalId, final LoanTransactionType transactionType) {
+        return new LoanTransaction(loan, office, transactionType, paymentDetail, amount.getAmount(), paymentDate, externalId);
+    }
+
+    public static LoanTransaction repaymentAtDisbursement(final Office office, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate paymentDate, final ExternalId externalId) {
+        return new LoanTransaction(null, office, LoanTransactionType.REPAYMENT_AT_DISBURSEMENT, paymentDetail, amount.getAmount(),
+                paymentDate, externalId);
+    }
+
+    public static LoanTransaction waiver(final Office office, final Loan loan, final Money amount, final LocalDate waiveDate,
+            final Money waived, final Money unrecognizedPortion, final ExternalId externalId) {
+        LoanTransaction loanTransaction = new LoanTransaction(loan, office, LoanTransactionType.WAIVE_INTEREST, amount.getAmount(),
+                waiveDate, externalId);
+        loanTransaction.updateInterestComponent(waived, unrecognizedPortion);
+        return loanTransaction;
+    }
+
+    public static LoanTransaction accrueInterest(final Office office, final Loan loan, final Money amount,
+            final LocalDate interestAppliedDate, final ExternalId externalId) {
+        BigDecimal principalPortion = null;
+        BigDecimal feesPortion = null;
+        BigDecimal penaltiesPortion = null;
+        BigDecimal interestPortion = amount.getAmount();
+        BigDecimal overPaymentPortion = null;
+        boolean reversed = false;
+        PaymentDetail paymentDetail = null;
+        return new LoanTransaction(loan, office, LoanTransactionType.ACCRUAL.getValue(), interestAppliedDate, interestPortion,
+                principalPortion, interestPortion, feesPortion, penaltiesPortion, overPaymentPortion, reversed, paymentDetail, externalId);
+    }
+
+    public static LoanTransaction accrual(final Loan loan, final Office office, final Money amount, final Money interest,
+            final Money feeCharges, final Money penaltyCharges, final LocalDate transactionDate, final ExternalId externalId) {
+        return accrueTransaction(loan, office, transactionDate, amount.getAmount(), interest.getAmount(), feeCharges.getAmount(),
+                penaltyCharges.getAmount(), externalId);
+    }
+
+    public static LoanTransaction accrueTransaction(final Loan loan, final Office office, final LocalDate dateOf, final BigDecimal amount,
+            final BigDecimal interestPortion, final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion,
+            final ExternalId externalId) {
+        BigDecimal principalPortion = null;
+        BigDecimal overPaymentPortion = null;
+        boolean reversed = false;
+        PaymentDetail paymentDetail = null;
+        return new LoanTransaction(loan, office, LoanTransactionType.ACCRUAL.getValue(), dateOf, amount, principalPortion, interestPortion,
+                feeChargesPortion, penaltyChargesPortion, overPaymentPortion, reversed, paymentDetail, externalId);
+    }
+
+    public static LoanTransaction initiateTransfer(final Office office, final Loan loan, final LocalDate transferDate,
+            final ExternalId externalId) {
+        return new LoanTransaction(loan, office, LoanTransactionType.INITIATE_TRANSFER.getValue(), transferDate,
+                loan.getSummary().getTotalOutstanding(), loan.getSummary().getTotalPrincipalOutstanding(),
+                loan.getSummary().getTotalInterestOutstanding(), loan.getSummary().getTotalFeeChargesOutstanding(),
+                loan.getSummary().getTotalPenaltyChargesOutstanding(), null, false, null, externalId);
+    }
+
+    public static LoanTransaction approveTransfer(final Office office, final Loan loan, final LocalDate transferDate,
+            final ExternalId externalId) {
+        return new LoanTransaction(loan, office, LoanTransactionType.APPROVE_TRANSFER.getValue(), transferDate,
+                loan.getSummary().getTotalOutstanding(), loan.getSummary().getTotalPrincipalOutstanding(),
+                loan.getSummary().getTotalInterestOutstanding(), loan.getSummary().getTotalFeeChargesOutstanding(),
+                loan.getSummary().getTotalPenaltyChargesOutstanding(), null, false, null, externalId);
+    }
+
+    public static LoanTransaction withdrawTransfer(final Office office, final Loan loan, final LocalDate transferDate,
+            final ExternalId externalId) {
+        return new LoanTransaction(loan, office, LoanTransactionType.WITHDRAW_TRANSFER.getValue(), transferDate,
+                loan.getSummary().getTotalOutstanding(), loan.getSummary().getTotalPrincipalOutstanding(),
+                loan.getSummary().getTotalInterestOutstanding(), loan.getSummary().getTotalFeeChargesOutstanding(),
+                loan.getSummary().getTotalPenaltyChargesOutstanding(), null, false, null, externalId);
+    }
+
+    public static LoanTransaction refund(final Office office, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate paymentDate, final ExternalId externalId) {
+        return new LoanTransaction(null, office, LoanTransactionType.REFUND, paymentDetail, amount.getAmount(), paymentDate, externalId);
+    }
+
+    public static LoanTransaction copyTransactionProperties(final LoanTransaction loanTransaction) {
+        return new LoanTransaction(loanTransaction.loan, loanTransaction.office, loanTransaction.typeOf, loanTransaction.dateOf,
+                loanTransaction.amount, loanTransaction.principalPortion, loanTransaction.interestPortion,
+                loanTransaction.feeChargesPortion, loanTransaction.penaltyChargesPortion, loanTransaction.overPaymentPortion,
+                loanTransaction.reversed, loanTransaction.paymentDetail, loanTransaction.externalId);
+    }
+
+    public static LoanTransaction accrueLoanCharge(final Loan loan, final Office office, final Money amount, final LocalDate applyDate,
+            final Money feeCharges, final Money penaltyCharges, final ExternalId externalId) {
+        final LoanTransaction applyCharge = new LoanTransaction(loan, office, LoanTransactionType.ACCRUAL, amount.getAmount(), applyDate,
+                externalId);
+        applyCharge.updateChargesComponents(feeCharges, penaltyCharges);
+        return applyCharge;
+    }
+
+    public static LoanTransaction creditBalanceRefund(final Loan loan, final Office office, final Money amount, final LocalDate paymentDate,
+            final ExternalId externalId, PaymentDetail paymentDetail) {
+        return new LoanTransaction(loan, office, LoanTransactionType.CREDIT_BALANCE_REFUND.getValue(), paymentDate, amount.getAmount(),
+                null, null, null, null, amount.getAmount(), false, paymentDetail, externalId);
+    }
+
+    public static LoanTransaction refundForActiveLoan(final Office office, final Money amount, final PaymentDetail paymentDetail,
+            final LocalDate paymentDate, final ExternalId externalId) {
+        return new LoanTransaction(null, office, LoanTransactionType.REFUND_FOR_ACTIVE_LOAN, paymentDetail, amount.getAmount(), paymentDate,
+                externalId);
+    }
+
+    public static boolean transactionAmountsMatch(final MonetaryCurrency currency, final LoanTransaction loanTransaction,
+            final LoanTransaction newLoanTransaction) {
+        return loanTransaction.getAmount(currency).isEqualTo(newLoanTransaction.getAmount(currency))
+                && loanTransaction.getPrincipalPortion(currency).isEqualTo(newLoanTransaction.getPrincipalPortion(currency))
+                && loanTransaction.getInterestPortion(currency).isEqualTo(newLoanTransaction.getInterestPortion(currency))
+                && loanTransaction.getFeeChargesPortion(currency).isEqualTo(newLoanTransaction.getFeeChargesPortion(currency))
+                && loanTransaction.getPenaltyChargesPortion(currency).isEqualTo(newLoanTransaction.getPenaltyChargesPortion(currency))
+                && loanTransaction.getOverPaymentPortion(currency).isEqualTo(newLoanTransaction.getOverPaymentPortion(currency));
+    }
+
+    private LoanTransaction(final Loan loan, final Office office, final Integer typeOf, final LocalDate dateOf, final BigDecimal amount,
+            final BigDecimal principalPortion, final BigDecimal interestPortion, final BigDecimal feeChargesPortion,
+            final BigDecimal penaltyChargesPortion, final BigDecimal overPaymentPortion, final boolean reversed,
+            final PaymentDetail paymentDetail, final ExternalId externalId) {
+
+        this.loan = loan;
+        this.typeOf = typeOf;
+        this.dateOf = dateOf;
+        this.amount = amount;
+        this.principalPortion = principalPortion;
+        this.interestPortion = interestPortion;
+        this.feeChargesPortion = feeChargesPortion;
+        this.penaltyChargesPortion = penaltyChargesPortion;
+        this.overPaymentPortion = overPaymentPortion;
+        this.reversed = reversed;
+        this.paymentDetail = paymentDetail;
+        this.office = office;
+        this.externalId = externalId;
+        this.submittedOnDate = DateUtils.getBusinessLocalDate();
+    }
+
+    public static LoanTransaction waiveLoanCharge(final Loan loan, final Office office, final Money waived, final LocalDate waiveDate,
+            final Money feeChargesWaived, final Money penaltyChargesWaived, final Money unrecognizedCharge, final ExternalId externalId) {
+        final LoanTransaction waiver = new LoanTransaction(loan, office, LoanTransactionType.WAIVE_CHARGES, waived.getAmount(), waiveDate,
+                externalId);
+        waiver.updateChargesComponents(feeChargesWaived, penaltyChargesWaived, unrecognizedCharge);
+
+        return waiver;
+    }
+
+    public static LoanTransaction writeoff(final Loan loan, final Office office, final LocalDate writeOffDate,
+            final ExternalId externalId) {
+        return new LoanTransaction(loan, office, LoanTransactionType.WRITEOFF, null, writeOffDate, externalId);
+    }
+
+    public static LoanTransaction chargeOff(final Loan loan, final LocalDate chargeOffDate, final ExternalId externalId) {
+        BigDecimal principalPortion = loan.getLoanSummary().getTotalPrincipalOutstanding().compareTo(BigDecimal.ZERO) != 0
+                ? loan.getLoanSummary().getTotalPrincipalOutstanding()
+                : null;
+        BigDecimal interestPortion = loan.getLoanSummary().getTotalInterestOutstanding().compareTo(BigDecimal.ZERO) != 0
+                ? loan.getLoanSummary().getTotalInterestOutstanding()
+                : null;
+        BigDecimal feePortion = loan.getLoanSummary().getTotalFeeChargesOutstanding().compareTo(BigDecimal.ZERO) != 0
+                ? loan.getLoanSummary().getTotalFeeChargesOutstanding()
+                : null;
+        BigDecimal penaltyPortion = loan.getLoanSummary().getTotalPenaltyChargesOutstanding().compareTo(BigDecimal.ZERO) != 0
+                ? loan.getLoanSummary().getTotalPenaltyChargesOutstanding()
+                : null;
+        BigDecimal totalOutstanding = loan.getLoanSummary().getTotalOutstanding();
+
+        return new LoanTransaction(loan, loan.getOffice(), LoanTransactionType.CHARGE_OFF.getValue(), chargeOffDate, totalOutstanding,
+                principalPortion, interestPortion, feePortion, penaltyPortion, null, false, null, externalId);
+    }
+
+    private LoanTransaction(final Loan loan, final Office office, final LoanTransactionType type, final BigDecimal amount,
+            final LocalDate date, final ExternalId externalId) {
+        this.loan = loan;
+        this.typeOf = type.getValue();
+        this.amount = amount;
+        this.dateOf = date;
+        this.externalId = externalId;
+        this.office = office;
+        this.submittedOnDate = DateUtils.getBusinessLocalDate();
+    }
+
+    private LoanTransaction(final Loan loan, final Office office, final LoanTransactionType type, final PaymentDetail paymentDetail,
+            final BigDecimal amount, final LocalDate date, final ExternalId externalId) {
+        this.loan = loan;
+        this.typeOf = type.getValue();
+        this.paymentDetail = paymentDetail;
+        this.amount = amount;
+        this.dateOf = date;
+        this.externalId = externalId;
+        this.office = office;
+        this.submittedOnDate = DateUtils.getBusinessLocalDate();
+    }
+
+    private LoanTransaction(final Loan loan, final Office office, final LoanTransactionType type, final PaymentDetail paymentDetail,
+            final BigDecimal amount, final LocalDate date, final ExternalId externalId, final String chargeRefundChargeType) {
+        this.loan = loan;
+        this.typeOf = type.getValue();
+        this.paymentDetail = paymentDetail;
+        this.amount = amount;
+        this.dateOf = date;
+        this.externalId = externalId;
+        this.office = office;
+        this.submittedOnDate = DateUtils.getBusinessLocalDate();
+        this.chargeRefundChargeType = chargeRefundChargeType;
+    }
+
+    public void reverse() {
+        this.loan.validateRepaymentTypeTransactionNotBeforeAChargeRefund(this, "reversed");
+        this.reversed = true;
+        this.reversedOnDate = DateUtils.getBusinessLocalDate();
+        this.loanTransactionToRepaymentScheduleMappings.clear();
+    }
+
+    public void reverse(final ExternalId reversalExternalId) {
+        this.reverse();
+        this.reversalExternalId = reversalExternalId;
+    }
+
+    public void resetDerivedComponents() {
+        this.principalPortion = null;
+        this.interestPortion = null;
+        this.feeChargesPortion = null;
+        this.penaltyChargesPortion = null;
+        this.overPaymentPortion = null;
+        this.outstandingLoanBalance = null;
+    }
+
+    public void updateLoan(final Loan loan) {
+        this.loan = loan;
+    }
+
+    /**
+     * This updates the derived fields of a loan transaction for the principal, interest and interest waived portions.
+     *
+     * This accumulates the values passed to the already existent values for each of the portions.
+     *
+     * @param principal
+     *            principal
+     * @param interest
+     *            interest
+     * @param feeCharges
+     *            feeCharges
+     * @param penaltyCharges
+     *            penaltyCharges
+     */
+    public void updateComponents(final Money principal, final Money interest, final Money feeCharges, final Money penaltyCharges) {
+        final MonetaryCurrency currency = principal.getCurrency();
+        this.principalPortion = defaultToNullIfZero(getPrincipalPortion(currency).plus(principal).getAmount());
+        this.interestPortion = defaultToNullIfZero(getInterestPortion(currency).plus(interest).getAmount());
+        updateChargesComponents(feeCharges, penaltyCharges);
+    }
+
+    public void updateChargesComponents(final Money feeCharges, final Money penaltyCharges) {
+        final MonetaryCurrency currency = feeCharges.getCurrency();
+        this.feeChargesPortion = defaultToNullIfZero(getFeeChargesPortion(currency).plus(feeCharges).getAmount());
+        this.penaltyChargesPortion = defaultToNullIfZero(getPenaltyChargesPortion(currency).plus(penaltyCharges).getAmount());
+    }
+
+    private void updateChargesComponents(final Money feeCharges, final Money penaltyCharges, final Money unrecognizedCharges) {
+        final MonetaryCurrency currency = feeCharges.getCurrency();
+        this.feeChargesPortion = defaultToNullIfZero(getFeeChargesPortion(currency).plus(feeCharges).getAmount());
+        this.penaltyChargesPortion = defaultToNullIfZero(getPenaltyChargesPortion(currency).plus(penaltyCharges).getAmount());
+        this.unrecognizedIncomePortion = defaultToNullIfZero(getUnrecognizedIncomePortion(currency).plus(unrecognizedCharges).getAmount());
+    }
+
+    private void updateInterestComponent(final Money interest, final Money unrecognizedInterest) {
+        final MonetaryCurrency currency = interest.getCurrency();
+        this.interestPortion = defaultToNullIfZero(getInterestPortion(currency).plus(interest).getAmount());
+        this.unrecognizedIncomePortion = defaultToNullIfZero(getUnrecognizedIncomePortion(currency).plus(unrecognizedInterest).getAmount());
+    }
+
+    public void adjustInterestComponent(final MonetaryCurrency currency) {
+        this.interestPortion = defaultToNullIfZero(getInterestPortion(currency).minus(getUnrecognizedIncomePortion(currency)).getAmount());
+    }
+
+    public void updateComponentsAndTotal(final Money principal, final Money interest, final Money feeCharges, final Money penaltyCharges) {
+        updateComponents(principal, interest, feeCharges, penaltyCharges);
+
+        final MonetaryCurrency currency = principal.getCurrency();
+        this.amount = getPrincipalPortion(currency).plus(getInterestPortion(currency)).plus(getFeeChargesPortion(currency))
+                .plus(getPenaltyChargesPortion(currency)).getAmount();
+    }
+
+    public void updateOverPayments(final Money overPayment) {
+        final MonetaryCurrency currency = overPayment.getCurrency();
+        this.overPaymentPortion = defaultToNullIfZero(getOverPaymentPortion(currency).plus(overPayment).getAmount());
+    }
+
+    public void setOverPayments(final Money overPayment) {
+        if (overPayment != null) {
+            this.overPaymentPortion = defaultToNullIfZero(overPayment.getAmount());
+        }
+    }
+
+    public Money getPrincipalPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.principalPortion);
+    }
+
+    public BigDecimal getPrincipalPortion() {
+        return this.principalPortion;
+    }
+
+    public BigDecimal getInterestPortion() {
+        return this.interestPortion;
+    }
+
+    public BigDecimal getPenaltyChargesPortion() {
+        return this.penaltyChargesPortion;
+    }
+
+    public BigDecimal getFeeChargesPortion() {
+        return this.feeChargesPortion;
+    }
+
+    public Money getInterestPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.interestPortion);
+    }
+
+    public Money getUnrecognizedIncomePortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.unrecognizedIncomePortion);
+    }
+
+    public Money getFeeChargesPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.feeChargesPortion);
+    }
+
+    public Money getPenaltyChargesPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.penaltyChargesPortion);
+    }
+
+    public Money getOverPaymentPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.overPaymentPortion);
+    }
+
+    public Money getAmount(final MonetaryCurrency currency) {
+        return Money.of(currency, this.amount);
+    }
+
+    public LocalDate getTransactionDate() {
+        return this.dateOf;
+    }
+
+    public LocalDate getDateOf() {
+        return this.dateOf;
+    }
+
+    public LoanTransactionType getTypeOf() {
+        return LoanTransactionType.fromInt(this.typeOf);
+    }
+
+    public boolean isReversed() {
+        return this.reversed;
+    }
+
+    public boolean isNotReversed() {
+        return !isReversed();
+    }
+
+    public void setReversed() {
+        this.reversed = true;
+    }
+
+    public void setManuallyAdjustedOrReversed() {
+        this.manuallyAdjustedOrReversed = true;
+    }
+
+    public boolean isRepaymentLikeType() {
+        return isRepayment() || isMerchantIssuedRefund() || isPayoutRefund() || isGoodwillCredit() || isChargeRefund()
+                || isChargeAdjustment();
+    }
+
+    public boolean isTypeAllowedForChargeback() {
+        return isRepayment() || isMerchantIssuedRefund() || isPayoutRefund() || isGoodwillCredit();
+    }
+
+    public boolean isRepayment() {
+        return LoanTransactionType.REPAYMENT.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isMerchantIssuedRefund() {
+        return LoanTransactionType.MERCHANT_ISSUED_REFUND.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isPayoutRefund() {
+        return LoanTransactionType.PAYOUT_REFUND.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isGoodwillCredit() {
+        return LoanTransactionType.GOODWILL_CREDIT.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isChargeRefund() {
+        return LoanTransactionType.CHARGE_REFUND.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isChargeAdjustment() {
+        return LoanTransactionType.CHARGE_ADJUSTMENT.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isNotRepaymentLikeType() {
+        return !isRepaymentLikeType();
+    }
+
+    public boolean isIncomePosting() {
+        return LoanTransactionType.INCOME_POSTING.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isNotIncomePosting() {
+        return !isIncomePosting();
+    }
+
+    public boolean isDisbursement() {
+        return LoanTransactionType.DISBURSEMENT.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isRepaymentAtDisbursement() {
+        return LoanTransactionType.REPAYMENT_AT_DISBURSEMENT.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isNotRecoveryRepayment() {
+        return !isRecoveryRepayment();
+    }
+
+    public boolean isRecoveryRepayment() {
+        return LoanTransactionType.RECOVERY_REPAYMENT.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isInterestWaiver() {
+        return LoanTransactionType.WAIVE_INTEREST.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isChargesWaiver() {
+        return LoanTransactionType.WAIVE_CHARGES.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isNotInterestWaiver() {
+        return !isInterestWaiver();
+    }
+
+    public boolean isWaiver() {
+        return isInterestWaiver() || isChargesWaiver();
+    }
+
+    public boolean isNotWaiver() {
+        return !isInterestWaiver() && !isChargesWaiver();
+    }
+
+    public boolean isNotCreditBalanceRefund() {
+        return !isCreditBalanceRefund();
+    }
+
+    public boolean isChargePayment() {
+        return getTypeOf().isChargePayment() && isNotReversed();
+    }
+
+    public boolean isChargeback() {
+        return getTypeOf().isChargeback() && isNotReversed();
+    }
+
+    public boolean isEditable() {
+        return !(isChargeback() || isGoodwillCredit() || isPayoutRefund() || isMerchantIssuedRefund());
+    }
+
+    public boolean isPenaltyPayment() {
+        boolean isPenalty = false;
+        if (isChargePayment()) {
+            for (final LoanChargePaidBy chargePaidBy : this.loanChargesPaid) {
+                isPenalty = chargePaidBy.getLoanCharge().isPenaltyCharge();
+                break;
+            }
+        }
+        return isPenalty;
+    }
+
+    public boolean isWriteOff() {
+        return getTypeOf().isWriteOff() && isNotReversed();
+    }
+
+    public boolean isChargeOff() {
+        return getTypeOf().isChargeOff() && isNotReversed();
+    }
+
+    public boolean isIdentifiedBy(final Long identifier) {
+        return getId().equals(identifier);
+    }
+
+    public boolean isBelongingToLoanOf(final Loan check) {
+        return this.loan.getId().equals(check.getId());
+    }
+
+    public boolean isNotBelongingToLoanOf(final Loan check) {
+        return !isBelongingToLoanOf(check);
+    }
+
+    public boolean isNonZero() {
+        return this.amount.subtract(BigDecimal.ZERO).doubleValue() > 0;
+    }
+
+    public boolean isGreaterThan(final Money monetaryAmount) {
+        return getAmount(monetaryAmount.getCurrency()).isGreaterThan(monetaryAmount);
+    }
+
+    public boolean isGreaterThanZero(final MonetaryCurrency currency) {
+        return getAmount(currency).isGreaterThanZero();
+    }
+
+    public boolean isGreaterThanZeroAndLessThanOrEqualTo(BigDecimal totalOverpaid) {
+        return isNonZero() && this.amount.compareTo(totalOverpaid) <= 0;
+    }
+
+    public boolean isNotZero(final MonetaryCurrency currency) {
+        return !getAmount(currency).isZero();
+    }
+
+    private BigDecimal defaultToNullIfZero(final BigDecimal value) {
+        BigDecimal result = value;
+        if (BigDecimal.ZERO.compareTo(value) == 0) {
+            result = null;
+        }
+        return result;
+    }
+
+    public LoanTransactionData toData(final CurrencyData currencyData, final AccountTransferData transfer) {
+        final LoanTransactionEnumData transactionType = LoanEnumerations.transactionType(this.typeOf);
+        PaymentDetailData paymentDetailData = null;
+        if (this.paymentDetail != null) {
+            paymentDetailData = this.paymentDetail.toData();
+        }
+        return new LoanTransactionData(getId(), this.office.getId(), this.office.getName(), transactionType, paymentDetailData,
+                currencyData, getTransactionDate(), this.amount, this.loan.getNetDisbursalAmount(), this.principalPortion,
+                this.interestPortion, this.feeChargesPortion, this.penaltyChargesPortion, this.overPaymentPortion, this.externalId,
+                transfer, null, outstandingLoanBalance, this.unrecognizedIncomePortion, this.manuallyAdjustedOrReversed, this.loan.getId(),
+                this.loan.getExternalId());
+    }
+
+    public Map<String, Object> toMapData(final String currencyCode) {
+        final Map<String, Object> thisTransactionData = new LinkedHashMap<>();
+
+        final LoanTransactionEnumData transactionType = LoanEnumerations.transactionType(this.typeOf);
+
+        thisTransactionData.put("id", getId());
+        thisTransactionData.put("officeId", this.office.getId());
+        thisTransactionData.put("type", transactionType);
+        thisTransactionData.put("reversed", Boolean.valueOf(isReversed()));
+        thisTransactionData.put("date", getTransactionDate());
+        thisTransactionData.put("currencyCode", currencyCode);
+        thisTransactionData.put("amount", this.amount);
+        thisTransactionData.put("netDisbursalAmount", this.loan.getNetDisbursalAmount());
+        thisTransactionData.put("principalPortion", this.principalPortion);
+        thisTransactionData.put("interestPortion", this.interestPortion);
+        thisTransactionData.put("feeChargesPortion", this.feeChargesPortion);
+        thisTransactionData.put("penaltyChargesPortion", this.penaltyChargesPortion);
+        thisTransactionData.put("overPaymentPortion", this.overPaymentPortion);
+        if (transactionType.isChargeRefund()) {
+            thisTransactionData.put("chargeRefundChargeType", this.chargeRefundChargeType);
+        }
+
+        if (this.paymentDetail != null) {
+            thisTransactionData.put("paymentTypeId", this.paymentDetail.getPaymentType().getId());
+        }
+
+        if (!this.loanChargesPaid.isEmpty()) {
+            final List<Map<String, Object>> loanChargesPaidData = new ArrayList<>();
+            for (final LoanChargePaidBy chargePaidBy : this.loanChargesPaid) {
+                final Map<String, Object> loanChargePaidData = new LinkedHashMap<>();
+                loanChargePaidData.put("chargeId", chargePaidBy.getLoanCharge().getCharge().getId());
+                loanChargePaidData.put("isPenalty", chargePaidBy.getLoanCharge().isPenaltyCharge());
+                loanChargePaidData.put("loanChargeId", chargePaidBy.getLoanCharge().getId());
+                loanChargePaidData.put("amount", chargePaidBy.getAmount());
+
+                loanChargesPaidData.add(loanChargePaidData);
+            }
+            thisTransactionData.put("loanChargesPaid", loanChargesPaidData);
+        }
+
+        LoanTransactionRelation loanTransactionRelation = loanTransactionRelations.stream()
+                .filter(e -> LoanTransactionRelationTypeEnum.CHARGE_ADJUSTMENT.equals(e.getRelationType())).findAny().orElse(null);
+        if (loanTransactionRelation != null) {
+            LoanCharge loanCharge = loanTransactionRelation.getToCharge();
+            thisTransactionData.put("loanChargeData", loanCharge.toData());
+        }
+
+        return thisTransactionData;
+    }
+
+    public Loan getLoan() {
+        return this.loan;
+    }
+
+    public Set<LoanChargePaidBy> getLoanChargesPaid() {
+        return this.loanChargesPaid;
+    }
+
+    public void setLoanChargesPaid(final Set<LoanChargePaidBy> loanChargesPaid) {
+        this.loanChargesPaid = loanChargesPaid;
+    }
+
+    public ExternalId getExternalId() {
+        return this.externalId;
+    }
+
+    public boolean isRefund() {
+        return LoanTransactionType.REFUND.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isCreditBalanceRefund() {
+        return LoanTransactionType.CREDIT_BALANCE_REFUND.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public void updateExternalId(final ExternalId externalId) {
+        this.externalId = externalId;
+    }
+
+    public boolean isAccrual() {
+        return LoanTransactionType.ACCRUAL.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isNonMonetaryTransaction() {
+        return isNotReversed() && (LoanTransactionType.CONTRA.equals(getTypeOf())
+                || LoanTransactionType.MARKED_FOR_RESCHEDULING.equals(getTypeOf())
+                || LoanTransactionType.APPROVE_TRANSFER.equals(getTypeOf()) || LoanTransactionType.INITIATE_TRANSFER.equals(getTypeOf())
+                || LoanTransactionType.REJECT_TRANSFER.equals(getTypeOf()) || LoanTransactionType.WITHDRAW_TRANSFER.equals(getTypeOf())
+                || LoanTransactionType.CHARGE_OFF.equals(getTypeOf()));
+    }
+
+    public void updateOutstandingLoanBalance(BigDecimal outstandingLoanBalance) {
+        this.outstandingLoanBalance = outstandingLoanBalance;
+    }
+
+    public boolean isNotRefundForActiveLoan() {
+        // TODO Auto-generated method stub
+        return !isRefundForActiveLoan();
+    }
+
+    public boolean isRefundForActiveLoan() {
+        return LoanTransactionType.REFUND_FOR_ACTIVE_LOAN.equals(getTypeOf()) && isNotReversed();
+    }
+
+    public boolean isManuallyAdjustedOrReversed() {
+        return this.manuallyAdjustedOrReversed;
+    }
+
+    public boolean isNotManuallyAdjustedOrReversed() {
+        return !this.manuallyAdjustedOrReversed;
+    }
+
+    public void manuallyAdjustedOrReversed() {
+        this.manuallyAdjustedOrReversed = true;
+    }
+
+    public OffsetDateTime getCreatedDateTime() {
+        return (this.getCreatedDate().isPresent() ? this.getCreatedDate().get() : DateUtils.getOffsetDateTimeOfTenant());
+    }
+
+    public boolean isLastTransaction(final LoanTransaction loanTransaction) {
+        boolean isLatest = false;
+        if (loanTransaction != null) {
+            isLatest = this.getTransactionDate().isBefore(loanTransaction.getTransactionDate())
+                    || (this.getTransactionDate().isEqual(loanTransaction.getTransactionDate())
+                            && this.getCreatedDateTime().isBefore(loanTransaction.getCreatedDateTime()));
+        }
+        return isLatest;
+    }
+
+    public boolean isLatestTransaction(final LoanTransaction loanTransaction) {
+        boolean isLatest = false;
+        if (loanTransaction != null) {
+            isLatest = this.getCreatedDateTime().isBefore(loanTransaction.getCreatedDateTime());
+        }
+        return isLatest;
+    }
+
+    public void updateLoanTransactionToRepaymentScheduleMappings(final Collection<LoanTransactionToRepaymentScheduleMapping> mappings) {
+        Collection<LoanTransactionToRepaymentScheduleMapping> retainMappings = new ArrayList<>();
+        for (LoanTransactionToRepaymentScheduleMapping updatedrepaymentScheduleMapping : mappings) {
+            updateMapingDetail(retainMappings, updatedrepaymentScheduleMapping);
+        }
+        this.loanTransactionToRepaymentScheduleMappings.retainAll(retainMappings);
+    }
+
+    private boolean updateMapingDetail(final Collection<LoanTransactionToRepaymentScheduleMapping> retainMappings,
+            final LoanTransactionToRepaymentScheduleMapping updatedrepaymentScheduleMapping) {
+        boolean isMappingUpdated = false;
+        for (LoanTransactionToRepaymentScheduleMapping repaymentScheduleMapping : this.loanTransactionToRepaymentScheduleMappings) {
+            if (updatedrepaymentScheduleMapping.getLoanRepaymentScheduleInstallment().getId() != null
+                    && repaymentScheduleMapping.getLoanRepaymentScheduleInstallment().getDueDate()
+                            .equals(updatedrepaymentScheduleMapping.getLoanRepaymentScheduleInstallment().getDueDate())) {
+                repaymentScheduleMapping.setComponents(updatedrepaymentScheduleMapping.getPrincipalPortion(),
+                        updatedrepaymentScheduleMapping.getInterestPortion(), updatedrepaymentScheduleMapping.getFeeChargesPortion(),
+                        updatedrepaymentScheduleMapping.getPenaltyChargesPortion());
+                isMappingUpdated = true;
+                retainMappings.add(repaymentScheduleMapping);
+                break;
+            }
+        }
+        if (!isMappingUpdated) {
+            updatedrepaymentScheduleMapping.setLoanTransaction(this);
+            this.loanTransactionToRepaymentScheduleMappings.add(updatedrepaymentScheduleMapping);
+            retainMappings.add(updatedrepaymentScheduleMapping);
+        }
+        return isMappingUpdated;
+    }
+
+    public Set<LoanTransactionToRepaymentScheduleMapping> getLoanTransactionToRepaymentScheduleMappings() {
+        return this.loanTransactionToRepaymentScheduleMappings;
+    }
+
+    public Boolean isAllowTypeTransactionAtTheTimeOfLastUndo() {
+        return isDisbursement() || isAccrual() || isRepaymentAtDisbursement();
+    }
+
+    public boolean isAccrualTransaction() {
+        return isAccrual();
+    }
+
+    public BigDecimal getOutstandingLoanBalance() {
+        return outstandingLoanBalance;
+    }
+
+    public PaymentDetail getPaymentDetail() {
+        return this.paymentDetail;
+    }
+
+    public boolean isPaymentTransaction() {
+        return this.isNotReversed() && !(this.isDisbursement() || this.isAccrual() || this.isRepaymentAtDisbursement()
+                || this.isNonMonetaryTransaction() || this.isIncomePosting());
+    }
+
+    public Set<LoanCollateralManagement> getLoanCollateralManagementSet() {
+        return this.loanCollateralManagementSet;
+    }
+
+    public LocalDate getSubmittedOnDate() {
+        return submittedOnDate;
+    }
+
+    public boolean hasLoanTransactionRelations() {
+        return (loanTransactionRelations != null && loanTransactionRelations.size() > 0);
+    }
+
+    public boolean hasChargebackLoanTransactionRelations() {
+        return (loanTransactionRelations != null
+                && loanTransactionRelations.stream().anyMatch(e -> LoanTransactionRelationTypeEnum.CHARGEBACK.equals(e.getRelationType())));
+    }
+
+    public Set<LoanTransactionRelation> getLoanTransactionRelations() {
+        return loanTransactionRelations;
+    }
+
+    public void copyLoanTransactionRelations(Set<LoanTransactionRelation> sourceLoanTransactionRelations) {
+        for (LoanTransactionRelation existingLoanTransactionRelation : sourceLoanTransactionRelations) {
+            loanTransactionRelations.add(new LoanTransactionRelation(this, existingLoanTransactionRelation.getToTransaction(),
+                    existingLoanTransactionRelation.getToCharge(), existingLoanTransactionRelation.getRelationType()));
+        }
+    }
+
+    public BigDecimal getAmount() {
+        return amount;
+    }
+
+    // TODO missing hashCode(), equals(Object obj), but probably OK as long as
+    // this is never stored in a Collection.
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTransactionComparator.java

@@ -0,0 +1,65 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.util.Comparator;
+
+/**
+ * Sort loan transactions by transaction date, created date and transaction type placing
+ */
+public class LoanTransactionComparator implements Comparator<LoanTransaction> {
+
+    @Override
+    public int compare(final LoanTransaction o1, final LoanTransaction o2) {
+        int compareResult = 0;
+        final int comparsion = o1.getTransactionDate().compareTo(o2.getTransactionDate());
+        /**
+         * For transactions bearing the same transaction date, we sort transactions based on created date (when
+         * available) after which sorting for waivers takes place
+         **/
+        if (comparsion == 0) {
+            int comparisonBasedOnCreatedDate = 0;
+            if (o1.isIncomePosting() && o2.isNotIncomePosting()) {
+                compareResult = -1;
+            } else if (o1.isNotIncomePosting() && o2.isIncomePosting()) {
+                compareResult = 1;
+            } else {
+                compareResult = 0;
+            }
+            if (o1.getCreatedDateTime() != null && o2.getCreatedDateTime() != null) {
+                comparisonBasedOnCreatedDate = o1.getCreatedDateTime().compareTo(o2.getCreatedDateTime());
+            }
+            // equal transaction dates
+            if (comparisonBasedOnCreatedDate == 0) {
+                if (o1.isWaiver() && o2.isNotWaiver()) {
+                    compareResult = -1;
+                } else if (o1.isNotWaiver() && o2.isWaiver()) {
+                    compareResult = 1;
+                } else {
+                    compareResult = 0;
+                }
+            }
+        } else {
+            compareResult = comparsion;
+        }
+
+        return compareResult;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTransactionRelation.java

@@ -0,0 +1,72 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.EnumType;
+import javax.persistence.Enumerated;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import javax.validation.constraints.NotNull;
+import lombok.Getter;
+import org.apache.fineract.infrastructure.core.domain.AbstractAuditableWithUTCDateTimeCustom;
+
+@Getter
+@Entity
+@Table(name = "m_loan_transaction_relation")
+public class LoanTransactionRelation extends AbstractAuditableWithUTCDateTimeCustom {
+
+    @ManyToOne
+    @JoinColumn(name = "from_loan_transaction_id", nullable = false)
+    private LoanTransaction fromTransaction;
+
+    @ManyToOne
+    @JoinColumn(name = "to_loan_transaction_id")
+    private LoanTransaction toTransaction;
+
+    @ManyToOne
+    @JoinColumn(name = "to_loan_charge_id")
+    private LoanCharge toCharge;
+
+    @Enumerated(EnumType.ORDINAL)
+    @Column(name = "relation_type_enum", nullable = false)
+    private LoanTransactionRelationTypeEnum relationType;
+
+    protected LoanTransactionRelation() {}
+
+    protected LoanTransactionRelation(@NotNull LoanTransaction fromTransaction, LoanTransaction toTransaction, LoanCharge toCharge,
+            LoanTransactionRelationTypeEnum relationType) {
+        this.fromTransaction = fromTransaction;
+        this.toTransaction = toTransaction;
+        this.toCharge = toCharge;
+        this.relationType = relationType;
+    }
+
+    public static LoanTransactionRelation linkToTransaction(@NotNull LoanTransaction fromTransaction,
+            @NotNull LoanTransaction toTransaction, LoanTransactionRelationTypeEnum relation) {
+        return new LoanTransactionRelation(fromTransaction, toTransaction, null, relation);
+    }
+
+    public static LoanTransactionRelation linkToCharge(@NotNull LoanTransaction fromTransaction, @NotNull LoanCharge loanCharge,
+            LoanTransactionRelationTypeEnum relation) {
+        return new LoanTransactionRelation(fromTransaction, null, loanCharge, relation);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTransactionRelationTypeEnum.java

@@ -0,0 +1,58 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+public enum LoanTransactionRelationTypeEnum {
+
+    INVALID(0, "loanTransactionType.invalid"), //
+    CHARGEBACK(1, "loanTransactionRelationType.chargeback"), //
+    CHARGE_ADJUSTMENT(2, "loanTransactionRelationType.chargeAdjustment"), //
+    REPLAYED(3, "loanTransactionRelationType.replayed");
+
+    private final Integer value;
+    private final String code;
+
+    LoanTransactionRelationTypeEnum(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public static LoanTransactionRelationTypeEnum fromInt(final Integer transactionType) {
+
+        if (transactionType == null) {
+            return LoanTransactionRelationTypeEnum.INVALID;
+        }
+
+        return switch (transactionType) {
+            case 1 -> LoanTransactionRelationTypeEnum.CHARGEBACK;
+            case 2 -> LoanTransactionRelationTypeEnum.CHARGE_ADJUSTMENT;
+            case 3 -> LoanTransactionRelationTypeEnum.REPLAYED;
+            default -> LoanTransactionRelationTypeEnum.INVALID;
+        };
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTransactionToRepaymentScheduleMapping.java

@@ -0,0 +1,170 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+import java.math.BigDecimal;
+import javax.persistence.CascadeType;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+
+@Entity
+@Table(name = "m_loan_transaction_repayment_schedule_mapping")
+public class LoanTransactionToRepaymentScheduleMapping extends AbstractPersistableCustom {
+
+    @ManyToOne(optional = false, cascade = CascadeType.PERSIST)
+    @JoinColumn(name = "loan_transaction_id", nullable = false)
+    private LoanTransaction loanTransaction;
+
+    @ManyToOne(optional = false, cascade = CascadeType.PERSIST)
+    @JoinColumn(name = "loan_repayment_schedule_id", nullable = false)
+    private LoanRepaymentScheduleInstallment installment;
+
+    @Column(name = "principal_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal principalPortion;
+
+    @Column(name = "interest_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal interestPortion;
+
+    @Column(name = "fee_charges_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal feeChargesPortion;
+
+    @Column(name = "penalty_charges_portion_derived", scale = 6, precision = 19, nullable = true)
+    private BigDecimal penaltyChargesPortion;
+
+    @Column(name = "amount", scale = 6, precision = 19)
+    private BigDecimal amount;
+
+    protected LoanTransactionToRepaymentScheduleMapping() {
+
+    }
+
+    private LoanTransactionToRepaymentScheduleMapping(final LoanTransaction loanTransaction,
+            final LoanRepaymentScheduleInstallment installment, final BigDecimal principalPortion, final BigDecimal interestPortion,
+            final BigDecimal feeChargesPortion, final BigDecimal penaltyChargesPortion, final BigDecimal amount) {
+        this.loanTransaction = loanTransaction;
+        this.installment = installment;
+        this.principalPortion = principalPortion;
+        this.interestPortion = interestPortion;
+        this.feeChargesPortion = feeChargesPortion;
+        this.penaltyChargesPortion = penaltyChargesPortion;
+        this.amount = amount;
+    }
+
+    public static LoanTransactionToRepaymentScheduleMapping createFrom(final LoanTransaction loanTransaction,
+            final LoanRepaymentScheduleInstallment installment, final Money principalPortion, final Money interestPortion,
+            final Money feeChargesPortion, final Money penaltyChargesPortion) {
+        return new LoanTransactionToRepaymentScheduleMapping(loanTransaction, installment, defaultToNullIfZero(principalPortion),
+                defaultToNullIfZero(interestPortion), defaultToNullIfZero(feeChargesPortion), defaultToNullIfZero(penaltyChargesPortion),
+                defaultToNullIfZero(principalPortion.plus(interestPortion).plus(feeChargesPortion).plus(penaltyChargesPortion)));
+    }
+
+    private static BigDecimal defaultToNullIfZero(final Money value) {
+        BigDecimal result = value.getAmount();
+        if (value.isZero()) {
+            result = null;
+        }
+        return result;
+    }
+
+    private BigDecimal defaultToZeroIfNull(final BigDecimal value) {
+        BigDecimal result = value;
+        if (value == null) {
+            result = BigDecimal.ZERO;
+        }
+        return result;
+    }
+
+    public LoanRepaymentScheduleInstallment getLoanRepaymentScheduleInstallment() {
+        return this.installment;
+    }
+
+    public void updateComponents(final Money principal, final Money interest, final Money feeCharges, final Money penaltyCharges) {
+        final MonetaryCurrency currency = principal.getCurrency();
+        this.principalPortion = defaultToNullIfZero(getPrincipalPortion(currency).plus(principal));
+        this.interestPortion = defaultToNullIfZero(getInterestPortion(currency).plus(interest));
+        updateChargesComponents(feeCharges, penaltyCharges);
+        updateAmount();
+    }
+
+    private void updateAmount() {
+        this.amount = defaultToZeroIfNull(getPrincipalPortion()).add(defaultToZeroIfNull(getInterestPortion()))
+                .add(defaultToZeroIfNull(getFeeChargesPortion())).add(defaultToZeroIfNull(getPenaltyChargesPortion()));
+    }
+
+    public void setComponents(final BigDecimal principal, final BigDecimal interest, final BigDecimal feeCharges,
+            final BigDecimal penaltyCharges) {
+        this.principalPortion = principal;
+        this.interestPortion = interest;
+        this.feeChargesPortion = feeCharges;
+        this.penaltyChargesPortion = penaltyCharges;
+        updateAmount();
+    }
+
+    private void updateChargesComponents(final Money feeCharges, final Money penaltyCharges) {
+        final MonetaryCurrency currency = feeCharges.getCurrency();
+        this.feeChargesPortion = defaultToNullIfZero(getFeeChargesPortion(currency).plus(feeCharges));
+        this.penaltyChargesPortion = defaultToNullIfZero(getPenaltyChargesPortion(currency).plus(penaltyCharges));
+    }
+
+    public Money getPrincipalPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.principalPortion);
+    }
+
+    public Money getInterestPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.interestPortion);
+    }
+
+    public Money getFeeChargesPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.feeChargesPortion);
+    }
+
+    public Money getPenaltyChargesPortion(final MonetaryCurrency currency) {
+        return Money.of(currency, this.penaltyChargesPortion);
+    }
+
+    public LoanTransaction getLoanTransaction() {
+        return loanTransaction;
+    }
+
+    public BigDecimal getPrincipalPortion() {
+        return this.principalPortion;
+    }
+
+    public BigDecimal getInterestPortion() {
+        return this.interestPortion;
+    }
+
+    public BigDecimal getFeeChargesPortion() {
+        return this.feeChargesPortion;
+    }
+
+    public BigDecimal getPenaltyChargesPortion() {
+        return this.penaltyChargesPortion;
+    }
+
+    public void setLoanTransaction(LoanTransaction loanTransaction) {
+        this.loanTransaction = loanTransaction;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/LoanTransactionType.java

@@ -0,0 +1,192 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain;
+
+public enum LoanTransactionType {
+
+    INVALID(0, "loanTransactionType.invalid"), //
+    DISBURSEMENT(1, "loanTransactionType.disbursement"), //
+    REPAYMENT(2, "loanTransactionType.repayment"), //
+    CONTRA(3, "loanTransactionType.contra"), //
+    WAIVE_INTEREST(4, "loanTransactionType.waiver"), //
+    REPAYMENT_AT_DISBURSEMENT(5, "loanTransactionType.repaymentAtDisbursement"), //
+    WRITEOFF(6, "loanTransactionType.writeOff"), //
+    MARKED_FOR_RESCHEDULING(7, "loanTransactionType.marked.for.rescheduling"), //
+    /**
+     * This type of transactions is allowed on written-off loans where mfi still attempts to recover payments from
+     * applicant after writing-off.
+     */
+    RECOVERY_REPAYMENT(8, "loanTransactionType.recoveryRepayment"), //
+    WAIVE_CHARGES(9, "loanTransactionType.waiveCharges"), //
+    // UNDO_WAIVE_CHARGE(20, "loanTransactionType.undoWaiveCharge"),
+    /**
+     * Transaction represents an Accrual (For either interest, charge or a penalty
+     **/
+    ACCRUAL(10, "loanTransactionType.accrual"), //
+
+    /***
+     * A Loan Transfer involves two steps, first a "initiate" Loan transfer transaction done by the Source branch
+     * followed by a "complete" loan transaction initiated by the destination branch
+     **/
+    INITIATE_TRANSFER(12, "loanTransactionType.initiateTransfer"), //
+    APPROVE_TRANSFER(13, "loanTransactionType.approveTransfer"), //
+    WITHDRAW_TRANSFER(14, "loanTransactionType.withdrawTransfer"), //
+    REJECT_TRANSFER(15, "loanTransactionType.rejectTransfer"), //
+    REFUND(16, "loanTransactionType.refund"), //
+    CHARGE_PAYMENT(17, "loanTransactionType.chargePayment"), //
+    REFUND_FOR_ACTIVE_LOAN(18, "loanTransactionType.refund"), //
+    INCOME_POSTING(19, "loanTransactionType.incomePosting"), //
+    CREDIT_BALANCE_REFUND(20, "loanTransactionType.creditBalanceRefund"), //
+    MERCHANT_ISSUED_REFUND(21, "loanTransactionType.merchantIssuedRefund"), //
+    PAYOUT_REFUND(22, "loanTransactionType.payoutRefund"), //
+    GOODWILL_CREDIT(23, "loanTransactionType.goodwillCredit"), //
+    CHARGE_REFUND(24, "loanTransactionType.chargeRefund"), //
+    CHARGEBACK(25, "loanTransactionType.chargeback"), //
+    CHARGE_ADJUSTMENT(26, "loanTransactionType.chargeAdjustment"), //
+    CHARGE_OFF(27, "loanTransactionType.chargeOff");
+
+    private final Integer value;
+    private final String code;
+
+    LoanTransactionType(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public static LoanTransactionType fromInt(final Integer transactionType) {
+
+        if (transactionType == null) {
+            return LoanTransactionType.INVALID;
+        }
+
+        return switch (transactionType) {
+            case 1 -> LoanTransactionType.DISBURSEMENT;
+            case 2 -> LoanTransactionType.REPAYMENT;
+            case 3 -> LoanTransactionType.CONTRA;
+            case 4 -> LoanTransactionType.WAIVE_INTEREST;
+            case 5 -> LoanTransactionType.REPAYMENT_AT_DISBURSEMENT;
+            case 6 -> LoanTransactionType.WRITEOFF;
+            case 7 -> LoanTransactionType.MARKED_FOR_RESCHEDULING;
+            case 8 -> LoanTransactionType.RECOVERY_REPAYMENT;
+            case 9 -> LoanTransactionType.WAIVE_CHARGES;
+            case 10 -> LoanTransactionType.ACCRUAL;
+            case 12 -> LoanTransactionType.INITIATE_TRANSFER;
+            case 13 -> LoanTransactionType.APPROVE_TRANSFER;
+            case 14 -> LoanTransactionType.WITHDRAW_TRANSFER;
+            case 15 -> LoanTransactionType.REJECT_TRANSFER;
+            case 16 -> LoanTransactionType.REFUND;
+            case 17 -> LoanTransactionType.CHARGE_PAYMENT;
+            case 18 -> LoanTransactionType.REFUND_FOR_ACTIVE_LOAN;
+            case 19 -> LoanTransactionType.INCOME_POSTING;
+            case 20 -> LoanTransactionType.CREDIT_BALANCE_REFUND;
+            case 21 -> LoanTransactionType.MERCHANT_ISSUED_REFUND;
+            case 22 -> LoanTransactionType.PAYOUT_REFUND;
+            case 23 -> LoanTransactionType.GOODWILL_CREDIT;
+            case 24 -> LoanTransactionType.CHARGE_REFUND;
+            case 25 -> LoanTransactionType.CHARGEBACK;
+            case 26 -> LoanTransactionType.CHARGE_ADJUSTMENT;
+            case 27 -> LoanTransactionType.CHARGE_OFF;
+            default -> LoanTransactionType.INVALID;
+        };
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public boolean isDisbursement() {
+        return this.equals(LoanTransactionType.DISBURSEMENT);
+    }
+
+    public boolean isRepaymentAtDisbursement() {
+        return this.equals(LoanTransactionType.REPAYMENT_AT_DISBURSEMENT);
+    }
+
+    public boolean isRepayment() {
+        return this.equals(LoanTransactionType.REPAYMENT);
+    }
+
+    public boolean isMerchantIssuedRefund() {
+        return this.equals(LoanTransactionType.MERCHANT_ISSUED_REFUND);
+    }
+
+    public boolean isPayoutRefund() {
+        return this.equals(LoanTransactionType.PAYOUT_REFUND);
+    }
+
+    public boolean isGoodwillCredit() {
+        return this.equals(LoanTransactionType.GOODWILL_CREDIT);
+    }
+
+    public boolean isChargeRefund() {
+        return this.equals(LoanTransactionType.CHARGE_REFUND);
+    }
+
+    public boolean isRepaymentType() {
+        return (isRepayment() || isMerchantIssuedRefund() || isPayoutRefund() || isGoodwillCredit() || isChargeRefund());
+    }
+
+    public boolean isRecoveryRepayment() {
+        return this.equals(LoanTransactionType.RECOVERY_REPAYMENT);
+    }
+
+    public boolean isWaiveInterest() {
+        return this.equals(LoanTransactionType.WAIVE_INTEREST);
+    }
+
+    public boolean isWaiveCharges() {
+        return this.equals(LoanTransactionType.WAIVE_CHARGES);
+    }
+
+    public boolean isAccrual() {
+        return this.equals(LoanTransactionType.ACCRUAL);
+    }
+
+    public boolean isWriteOff() {
+        return this.equals(LoanTransactionType.WRITEOFF);
+    }
+
+    public boolean isChargePayment() {
+        return this.equals(LoanTransactionType.CHARGE_PAYMENT);
+    }
+
+    public boolean isRefundForActiveLoan() {
+        return this.equals(LoanTransactionType.REFUND_FOR_ACTIVE_LOAN);
+    }
+
+    public boolean isIncomePosting() {
+        return this.equals(LoanTransactionType.INCOME_POSTING);
+    }
+
+    public boolean isChargeback() {
+        return this.equals(LoanTransactionType.CHARGEBACK);
+    }
+
+    public boolean isChargeAdjustment() {
+        return this.equals(LoanTransactionType.CHARGE_ADJUSTMENT);
+    }
+
+    public boolean isChargeOff() {
+        return this.equals(LoanTransactionType.CHARGE_OFF);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/domain/transactionprocessor/LoanRepaymentScheduleTransactionProcessor.java

@@ -0,0 +1,65 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.domain.transactionprocessor;
+
+import java.time.LocalDate;
+import java.util.List;
+import java.util.Set;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.portfolio.loanaccount.domain.ChangedTransactionDetail;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanCharge;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanRepaymentScheduleInstallment;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanTransaction;
+
+public interface LoanRepaymentScheduleTransactionProcessor {
+
+    String getCode();
+
+    String getName();
+
+    boolean accept(String s);
+
+    void handleTransaction(LoanTransaction loanTransaction, MonetaryCurrency currency, List<LoanRepaymentScheduleInstallment> installments,
+            Set<LoanCharge> charges);
+
+    ChangedTransactionDetail handleTransaction(LocalDate disbursementDate, List<LoanTransaction> repaymentsOrWaivers,
+            MonetaryCurrency currency, List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments, Set<LoanCharge> charges);
+
+    void handleWriteOff(LoanTransaction loanTransaction, MonetaryCurrency loanCurrency,
+            List<LoanRepaymentScheduleInstallment> repaymentScheduleInstallments);
+
+    Money handleRepaymentSchedule(List<LoanTransaction> transactionsPostDisbursement, MonetaryCurrency currency,
+            List<LoanRepaymentScheduleInstallment> installments, Set<LoanCharge> loanCharges);
+
+    /**
+     * Used in interest recalculation to introduce new interest only installment.
+     */
+    boolean isInterestFirstRepaymentScheduleTransactionProcessor();
+
+    void handleRefund(LoanTransaction loanTransaction, MonetaryCurrency currency, List<LoanRepaymentScheduleInstallment> installments,
+            Set<LoanCharge> charges);
+
+    void handleChargeback(LoanTransaction loanTransaction, MonetaryCurrency currency, Money overpaidAmount,
+            List<LoanRepaymentScheduleInstallment> installments);
+
+    void processTransactionsFromDerivedFields(List<LoanTransaction> transactionsPostDisbursement, MonetaryCurrency currency,
+            List<LoanRepaymentScheduleInstallment> installments, Set<LoanCharge> charges);
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/ExceedingTrancheCountException.java

@@ -0,0 +1,29 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class ExceedingTrancheCountException extends AbstractPlatformDomainRuleException {
+
+    public ExceedingTrancheCountException(final String entity, final String defaultUserMessage, final Object... defaultUserMessageArgs) {
+        super("error.msg." + entity + ".exceeding.max.tranche.count", defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/InvalidLoanStateTransitionException.java

@@ -0,0 +1,33 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+/**
+ * {@link AbstractPlatformDomainRuleException} thrown an action to transition a loan from one state to another violates
+ * a domain rule.
+ */
+public class InvalidLoanStateTransitionException extends AbstractPlatformDomainRuleException {
+
+    public InvalidLoanStateTransitionException(final String action, final String postFix, final String defaultUserMessage,
+            final Object... defaultUserMessageArgs) {
+        super("error.msg.loan." + action + "." + postFix, defaultUserMessage, defaultUserMessageArgs);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/InvalidLoanTransactionTypeException.java

@@ -0,0 +1,33 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+/**
+ * {@link AbstractPlatformDomainRuleException} thrown an action to transition a loan from one state to another violates
+ * a domain rule.
+ */
+public class InvalidLoanTransactionTypeException extends AbstractPlatformDomainRuleException {
+
+    public InvalidLoanTransactionTypeException(final String action, final String postFix, final String defaultUserMessage,
+            final Object... defaultUserMessageArgs) {
+        super("error.msg.loan." + action + "." + postFix, defaultUserMessage, defaultUserMessageArgs);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/InvalidRefundDateException.java

@@ -0,0 +1,34 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class InvalidRefundDateException extends AbstractPlatformDomainRuleException {
+
+    public InvalidRefundDateException(final String refundDateAsString) {
+        super("error.msg.loan.refund.failed",
+                "The refund date`" + refundDateAsString + "`" + "` cannot be before the smallest repayment transaction date",
+                new Object[] { refundDateAsString });
+    }
+
+    public InvalidRefundDateException(final String defaultUserMessage, final String entity, final Object... defaultUserMessageArgs) {
+        super("error.msg.loan." + entity, defaultUserMessage, defaultUserMessageArgs);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanApplicationDateException.java

@@ -0,0 +1,29 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class LoanApplicationDateException extends AbstractPlatformDomainRuleException {
+
+    public LoanApplicationDateException(final String postFix, final String defaultUserMessage, final Object... defaultUserMessageArgs) {
+        super("error.msg.loan.application." + postFix, defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanChargeRefundException.java

@@ -0,0 +1,29 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class LoanChargeRefundException extends AbstractPlatformDomainRuleException {
+
+    public LoanChargeRefundException(final String defaultUserMessage, final Object... defaultUserMessageArgs) {
+        super("error.msg." + defaultUserMessage, defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanDisbursalException.java

@@ -0,0 +1,34 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class LoanDisbursalException extends AbstractPlatformDomainRuleException {
+
+    public LoanDisbursalException(final String currentProduct, final String restrictedProduct) {
+        super("error.msg.loan.disbursal.failed",
+                "This loan could not be disbursed as `" + currentProduct + "` and `" + restrictedProduct + "` are not allowed to co-exist",
+                new Object[] { currentProduct, restrictedProduct });
+    }
+
+    public LoanDisbursalException(final String defaultUserMessage, final String entity, final Object... defaultUserMessageArgs) {
+        super("error.msg.loan." + entity, defaultUserMessage, defaultUserMessageArgs);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanForeclosureException.java

@@ -0,0 +1,28 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class LoanForeclosureException extends AbstractPlatformDomainRuleException {
+
+    public LoanForeclosureException(final String errorCode, final String errorMessage, final Object... defaultUserMessageArgs) {
+        super(errorCode, errorMessage, defaultUserMessageArgs);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanOfficerAssignmentDateException.java

@@ -0,0 +1,30 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class LoanOfficerAssignmentDateException extends AbstractPlatformDomainRuleException {
+
+    public LoanOfficerAssignmentDateException(final String postFix, final String defaultUserMessage,
+            final Object... defaultUserMessageArgs) {
+        super("error.msg.loan.assignment.date." + postFix, defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanOfficerAssignmentException.java

@@ -0,0 +1,35 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import java.time.LocalDate;
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class LoanOfficerAssignmentException extends AbstractPlatformDomainRuleException {
+
+    public LoanOfficerAssignmentException(final Long loanId, final Long fromLoanOfficerId) {
+        super("error.msg.loan.not.assigned.to.loan.officer",
+                "Loan with identifier " + loanId + " is not assigned to Loan Officer with identifier " + fromLoanOfficerId + ".", loanId);
+    }
+
+    public LoanOfficerAssignmentException(final Long loanId, final LocalDate date) {
+        super("error.msg.loan.assignment.date.is.before.last.assignment.date",
+                "Loan with identifier " + loanId + " was already assigned before date " + date.toString());
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanOfficerUnassignmentDateException.java

@@ -0,0 +1,29 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class LoanOfficerUnassignmentDateException extends AbstractPlatformDomainRuleException {
+
+    public LoanOfficerUnassignmentDateException(final String postFix, final String defaultUserMessage,
+            final Object... defaultUserMessageArgs) {
+        super("error.msg.loan.loanofficer.unassign.date." + postFix, defaultUserMessage, defaultUserMessageArgs);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/LoanTransactionProcessingStrategyNotFoundException.java

@@ -0,0 +1,32 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformResourceNotFoundException;
+
+/**
+ * A {@link RuntimeException} thrown when loan transactions processing strategy resources are not found.
+ */
+public class LoanTransactionProcessingStrategyNotFoundException extends AbstractPlatformResourceNotFoundException {
+
+    public LoanTransactionProcessingStrategyNotFoundException(final String code) {
+        super("error.msg.transactions.processing.strategy.code.invalid",
+                "Loan transaction processing strategy with code " + code + " does not exist", code);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/MultiDisbursementDataNotAllowedException.java

@@ -0,0 +1,30 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class MultiDisbursementDataNotAllowedException extends AbstractPlatformDomainRuleException {
+
+    public MultiDisbursementDataNotAllowedException(final String entity, final String defaultUserMessage,
+            final Object... defaultUserMessageArgs) {
+        super("error.msg." + entity + ".not.allowed", defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/MultiDisbursementDataRequiredException.java

@@ -0,0 +1,30 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class MultiDisbursementDataRequiredException extends AbstractPlatformDomainRuleException {
+
+    public MultiDisbursementDataRequiredException(final String entity, final String defaultUserMessage,
+            final Object... defaultUserMessageArgs) {
+        super("error.msg." + entity + ".required", defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/exception/UndoLastTrancheDisbursementException.java

@@ -0,0 +1,31 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class UndoLastTrancheDisbursementException extends AbstractPlatformDomainRuleException {
+
+    public UndoLastTrancheDisbursementException(final Object... defaultUserMessageArgs) {
+        super("error.msg.cannot.undo.last.disbursal.after.repayments or waivers",
+                " Cannot undo last disbursement after repayments or waivers.", defaultUserMessageArgs);
+
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/data/LoanScheduleDTO.java

@@ -0,0 +1,51 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.data;
+
+import java.util.List;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanRepaymentScheduleInstallment;
+import org.apache.fineract.portfolio.loanaccount.loanschedule.domain.LoanScheduleModel;
+
+/**
+ * Transfer object to return the schedule after generation of schedule
+ */
+public final class LoanScheduleDTO {
+
+    private final List<LoanRepaymentScheduleInstallment> installments;
+    private final LoanScheduleModel loanScheduleModel;
+
+    private LoanScheduleDTO(final List<LoanRepaymentScheduleInstallment> installments, final LoanScheduleModel loanScheduleModel) {
+        this.installments = installments;
+        this.loanScheduleModel = loanScheduleModel;
+    }
+
+    public static LoanScheduleDTO from(final List<LoanRepaymentScheduleInstallment> installments,
+            final LoanScheduleModel loanScheduleModel) {
+        return new LoanScheduleDTO(installments, loanScheduleModel);
+    }
+
+    public List<LoanRepaymentScheduleInstallment> getInstallments() {
+        return this.installments;
+    }
+
+    public LoanScheduleModel getLoanScheduleModel() {
+        return this.loanScheduleModel;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/data/LoanScheduleData.java

@@ -0,0 +1,116 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.data;
+
+import java.math.BigDecimal;
+import java.util.Collection;
+import lombok.Getter;
+import org.apache.fineract.organisation.monetary.data.CurrencyData;
+
+/**
+ * Immutable data object to represent aspects of a loan schedule such as:
+ *
+ * <ul>
+ * <li>Totals information - the totals for each part of repayment schedule monitored.</li>
+ * <li>Repayment schedule - the principal due, outstanding balance and cost of loan items such as interest and charges
+ * (both fees and penalties)</li>
+ * </ul>
+ */
+@Getter
+public class LoanScheduleData {
+
+    /**
+     * The currency associated with all monetary values in loan schedule.
+     */
+    private final CurrencyData currency;
+    private final Integer loanTermInDays;
+    private final BigDecimal totalPrincipalDisbursed;
+    private final BigDecimal totalPrincipalExpected;
+    private final BigDecimal totalPrincipalPaid;
+    private final BigDecimal totalInterestCharged;
+    private final BigDecimal totalFeeChargesCharged;
+    private final BigDecimal totalPenaltyChargesCharged;
+    private final BigDecimal totalWaived;
+    private final BigDecimal totalWrittenOff;
+    private final BigDecimal totalRepaymentExpected;
+    private final BigDecimal totalRepayment;
+    private final BigDecimal totalPaidInAdvance;
+    private final BigDecimal totalPaidLate;
+    private final BigDecimal totalOutstanding;
+    private final BigDecimal totalCredits;
+
+    /**
+     * <code>periods</code> is collection of data objects containing specific information to each period of the loan
+     * schedule including disbursement and repayment information.
+     */
+    private final Collection<LoanSchedulePeriodData> periods;
+
+    private Collection<LoanSchedulePeriodData> futurePeriods;
+
+    public LoanScheduleData(final CurrencyData currency, final Collection<LoanSchedulePeriodData> periods, final Integer loanTermInDays,
+            final BigDecimal totalPrincipalDisbursed, final BigDecimal totalPrincipalExpected, final BigDecimal totalPrincipalPaid,
+            final BigDecimal totalInterestCharged, final BigDecimal totalFeeChargesCharged, final BigDecimal totalPenaltyChargesCharged,
+            final BigDecimal totalWaived, final BigDecimal totalWrittenOff, final BigDecimal totalRepaymentExpected,
+            final BigDecimal totalRepayment, final BigDecimal totalPaidInAdvance, final BigDecimal totalPaidLate,
+            final BigDecimal totalOutstanding, final BigDecimal totalCredits) {
+        this.currency = currency;
+        this.periods = periods;
+        this.loanTermInDays = loanTermInDays;
+        this.totalPrincipalDisbursed = totalPrincipalDisbursed;
+        this.totalPrincipalExpected = totalPrincipalExpected;
+        this.totalPrincipalPaid = totalPrincipalPaid;
+        this.totalInterestCharged = totalInterestCharged;
+        this.totalFeeChargesCharged = totalFeeChargesCharged;
+        this.totalPenaltyChargesCharged = totalPenaltyChargesCharged;
+        this.totalWaived = totalWaived;
+        this.totalWrittenOff = totalWrittenOff;
+        this.totalRepaymentExpected = totalRepaymentExpected;
+        this.totalRepayment = totalRepayment;
+        this.totalPaidInAdvance = totalPaidInAdvance;
+        this.totalPaidLate = totalPaidLate;
+        this.totalOutstanding = totalOutstanding;
+        this.totalCredits = totalCredits;
+    }
+
+    public LoanScheduleData(final CurrencyData currency, final Collection<LoanSchedulePeriodData> periods, final Integer loanTermInDays,
+            final BigDecimal totalPrincipalDisbursed, final BigDecimal totalPrincipalExpected, final BigDecimal totalInterestCharged,
+            final BigDecimal totalFeeChargesCharged, final BigDecimal totalPenaltyChargesCharged, final BigDecimal totalRepaymentExpected) {
+        this.currency = currency;
+        this.periods = periods;
+        this.loanTermInDays = loanTermInDays;
+        this.totalPrincipalDisbursed = totalPrincipalDisbursed;
+        this.totalPrincipalExpected = totalPrincipalExpected;
+        this.totalPrincipalPaid = null;
+        this.totalInterestCharged = totalInterestCharged;
+        this.totalFeeChargesCharged = totalFeeChargesCharged;
+        this.totalPenaltyChargesCharged = totalPenaltyChargesCharged;
+        this.totalWaived = null;
+        this.totalWrittenOff = null;
+        this.totalRepaymentExpected = totalRepaymentExpected;
+        this.totalRepayment = null;
+        this.totalPaidInAdvance = null;
+        this.totalPaidLate = null;
+        this.totalOutstanding = null;
+        this.totalCredits = BigDecimal.ZERO;
+    }
+
+    public void updateFuturePeriods(Collection<LoanSchedulePeriodData> futurePeriods) {
+        this.futurePeriods = futurePeriods;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/data/LoanSchedulePeriodData.java

@@ -0,0 +1,436 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.data;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.time.temporal.ChronoUnit;
+import lombok.Getter;
+import org.apache.fineract.infrastructure.core.service.DateUtils;
+
+/**
+ * Immutable data object that represents a period of a loan schedule.
+ *
+ */
+@Getter
+public final class LoanSchedulePeriodData {
+
+    private final Integer period;
+    private final LocalDate fromDate;
+    private final LocalDate dueDate;
+    private final LocalDate obligationsMetOnDate;
+    private final Boolean complete;
+    private final Integer daysInPeriod;
+    private final BigDecimal principalDisbursed;
+    private final BigDecimal principalOriginalDue;
+    private final BigDecimal principalDue;
+    private final BigDecimal principalPaid;
+    private final BigDecimal principalWrittenOff;
+    private final BigDecimal principalOutstanding;
+    private final BigDecimal principalLoanBalanceOutstanding;
+    private final BigDecimal interestOriginalDue;
+    private final BigDecimal interestDue;
+    private final BigDecimal interestPaid;
+    private final BigDecimal interestWaived;
+    private final BigDecimal interestWrittenOff;
+    private final BigDecimal interestOutstanding;
+    private final BigDecimal feeChargesDue;
+    private final BigDecimal feeChargesPaid;
+    private final BigDecimal feeChargesWaived;
+    private final BigDecimal feeChargesWrittenOff;
+    private final BigDecimal feeChargesOutstanding;
+    private final BigDecimal penaltyChargesDue;
+    private final BigDecimal penaltyChargesPaid;
+    private final BigDecimal penaltyChargesWaived;
+    private final BigDecimal penaltyChargesWrittenOff;
+    private final BigDecimal penaltyChargesOutstanding;
+    private final BigDecimal totalOriginalDueForPeriod;
+    private final BigDecimal totalDueForPeriod;
+    private final BigDecimal totalPaidForPeriod;
+    private final BigDecimal totalPaidInAdvanceForPeriod;
+    private final BigDecimal totalPaidLateForPeriod;
+    private final BigDecimal totalWaivedForPeriod;
+    private final BigDecimal totalWrittenOffForPeriod;
+    private final BigDecimal totalOutstandingForPeriod;
+    private final BigDecimal totalOverdue;
+    private final BigDecimal totalActualCostOfLoanForPeriod;
+    private final BigDecimal totalInstallmentAmountForPeriod;
+    private final BigDecimal totalCredits;
+
+    public static LoanSchedulePeriodData disbursementOnlyPeriod(final LocalDate disbursementDate, final BigDecimal principalDisbursed,
+            final BigDecimal feeChargesDueAtTimeOfDisbursement, final boolean isDisbursed) {
+        final Integer periodNumber = null;
+        final LocalDate from = null;
+        return new LoanSchedulePeriodData(periodNumber, from, disbursementDate, principalDisbursed, feeChargesDueAtTimeOfDisbursement,
+                isDisbursed);
+    }
+
+    public static LoanSchedulePeriodData repaymentOnlyPeriod(final Integer periodNumber, final LocalDate fromDate, final LocalDate dueDate,
+            final BigDecimal principalDue, final BigDecimal principalOutstanding, final BigDecimal interestDueOnPrincipalOutstanding,
+            final BigDecimal feeChargesDueForPeriod, final BigDecimal penaltyChargesDueForPeriod, final BigDecimal totalDueForPeriod,
+            final BigDecimal totalInstallmentAmountForPeriod) {
+
+        return new LoanSchedulePeriodData(periodNumber, fromDate, dueDate, principalDue, principalOutstanding,
+                interestDueOnPrincipalOutstanding, feeChargesDueForPeriod, penaltyChargesDueForPeriod, totalDueForPeriod,
+                totalInstallmentAmountForPeriod);
+    }
+
+    public static LoanSchedulePeriodData repaymentPeriodWithPayments(@SuppressWarnings("unused") final Long loanId,
+            final Integer periodNumber, final LocalDate fromDate, final LocalDate dueDate, final LocalDate obligationsMetOnDate,
+            final boolean complete, final BigDecimal principalOriginalDue, final BigDecimal principalPaid,
+            final BigDecimal principalWrittenOff, final BigDecimal principalOutstanding, final BigDecimal outstandingPrincipalBalanceOfLoan,
+            final BigDecimal interestDueOnPrincipalOutstanding, final BigDecimal interestPaid, final BigDecimal interestWaived,
+            final BigDecimal interestWrittenOff, final BigDecimal interestOutstanding, final BigDecimal feeChargesDue,
+            final BigDecimal feeChargesPaid, final BigDecimal feeChargesWaived, final BigDecimal feeChargesWrittenOff,
+            final BigDecimal feeChargesOutstanding, final BigDecimal penaltyChargesDue, final BigDecimal penaltyChargesPaid,
+            final BigDecimal penaltyChargesWaived, final BigDecimal penaltyChargesWrittenOff, final BigDecimal penaltyChargesOutstanding,
+            final BigDecimal totalDueForPeriod, final BigDecimal totalPaid, final BigDecimal totalPaidInAdvanceForPeriod,
+            final BigDecimal totalPaidLateForPeriod, final BigDecimal totalWaived, final BigDecimal totalWrittenOff,
+            final BigDecimal totalOutstanding, final BigDecimal totalActualCostOfLoanForPeriod,
+            final BigDecimal totalInstallmentAmountForPeriod, final BigDecimal totalCredits) {
+
+        return new LoanSchedulePeriodData(periodNumber, fromDate, dueDate, obligationsMetOnDate, complete, principalOriginalDue,
+                principalPaid, principalWrittenOff, principalOutstanding, outstandingPrincipalBalanceOfLoan,
+                interestDueOnPrincipalOutstanding, interestPaid, interestWaived, interestWrittenOff, interestOutstanding, feeChargesDue,
+                feeChargesPaid, feeChargesWaived, feeChargesWrittenOff, feeChargesOutstanding, penaltyChargesDue, penaltyChargesPaid,
+                penaltyChargesWaived, penaltyChargesWrittenOff, penaltyChargesOutstanding, totalDueForPeriod, totalPaid,
+                totalPaidInAdvanceForPeriod, totalPaidLateForPeriod, totalWaived, totalWrittenOff, totalOutstanding,
+                totalActualCostOfLoanForPeriod, totalInstallmentAmountForPeriod, totalCredits);
+    }
+
+    public static LoanSchedulePeriodData withPaidDetail(final LoanSchedulePeriodData loanSchedulePeriodData, final boolean complete,
+            final BigDecimal principalPaid, final BigDecimal interestPaid, final BigDecimal feeChargesPaid,
+            final BigDecimal penaltyChargesPaid) {
+
+        return new LoanSchedulePeriodData(loanSchedulePeriodData.period, loanSchedulePeriodData.fromDate, loanSchedulePeriodData.dueDate,
+                loanSchedulePeriodData.obligationsMetOnDate, complete, loanSchedulePeriodData.principalOriginalDue, principalPaid,
+                loanSchedulePeriodData.principalWrittenOff, loanSchedulePeriodData.principalOutstanding,
+                loanSchedulePeriodData.principalLoanBalanceOutstanding, loanSchedulePeriodData.interestDue, interestPaid,
+                loanSchedulePeriodData.interestWaived, loanSchedulePeriodData.interestWrittenOff,
+                loanSchedulePeriodData.interestOutstanding, loanSchedulePeriodData.feeChargesDue, feeChargesPaid,
+                loanSchedulePeriodData.feeChargesWaived, loanSchedulePeriodData.feeChargesWrittenOff,
+                loanSchedulePeriodData.feeChargesOutstanding, loanSchedulePeriodData.penaltyChargesDue, penaltyChargesPaid,
+                loanSchedulePeriodData.penaltyChargesWaived, loanSchedulePeriodData.penaltyChargesWrittenOff,
+                loanSchedulePeriodData.penaltyChargesOutstanding, loanSchedulePeriodData.totalDueForPeriod,
+                loanSchedulePeriodData.totalPaidForPeriod, loanSchedulePeriodData.totalPaidInAdvanceForPeriod,
+                loanSchedulePeriodData.totalPaidLateForPeriod, loanSchedulePeriodData.totalWaivedForPeriod,
+                loanSchedulePeriodData.totalWrittenOffForPeriod, loanSchedulePeriodData.totalOutstandingForPeriod,
+                loanSchedulePeriodData.totalActualCostOfLoanForPeriod, loanSchedulePeriodData.totalInstallmentAmountForPeriod,
+                loanSchedulePeriodData.totalCredits);
+    }
+
+    /*
+     * constructor used for creating period on loan schedule that is only a disbursement (typically first period)
+     */
+    private LoanSchedulePeriodData(final Integer periodNumber, final LocalDate fromDate, final LocalDate dueDate,
+            final BigDecimal principalDisbursed, final BigDecimal chargesDueAtTimeOfDisbursement, final boolean isDisbursed) {
+        this.period = periodNumber;
+        this.fromDate = fromDate;
+        this.dueDate = dueDate;
+        this.obligationsMetOnDate = null;
+        this.complete = null;
+        if (fromDate != null) {
+            this.daysInPeriod = Math.toIntExact(ChronoUnit.DAYS.between(this.fromDate, this.dueDate));
+        } else {
+            this.daysInPeriod = null;
+        }
+        this.principalDisbursed = principalDisbursed;
+        this.principalOriginalDue = null;
+        this.principalDue = null;
+        this.principalPaid = null;
+        this.principalWrittenOff = null;
+        this.principalOutstanding = null;
+        this.principalLoanBalanceOutstanding = principalDisbursed;
+
+        this.interestOriginalDue = null;
+        this.interestDue = null;
+        this.interestPaid = null;
+        this.interestWaived = null;
+        this.interestWrittenOff = null;
+        this.interestOutstanding = null;
+
+        this.feeChargesDue = chargesDueAtTimeOfDisbursement;
+        if (isDisbursed) {
+            this.feeChargesPaid = chargesDueAtTimeOfDisbursement;
+            this.feeChargesWaived = null;
+            this.feeChargesWrittenOff = null;
+            this.feeChargesOutstanding = null;
+        } else {
+            this.feeChargesPaid = null;
+            this.feeChargesWaived = null;
+            this.feeChargesWrittenOff = null;
+            this.feeChargesOutstanding = chargesDueAtTimeOfDisbursement;
+        }
+
+        this.penaltyChargesDue = null;
+        this.penaltyChargesPaid = null;
+        this.penaltyChargesWaived = null;
+        this.penaltyChargesWrittenOff = null;
+        this.penaltyChargesOutstanding = null;
+
+        this.totalOriginalDueForPeriod = chargesDueAtTimeOfDisbursement;
+        this.totalDueForPeriod = chargesDueAtTimeOfDisbursement;
+        this.totalPaidForPeriod = this.feeChargesPaid;
+        this.totalPaidInAdvanceForPeriod = null;
+        this.totalPaidLateForPeriod = null;
+        this.totalWaivedForPeriod = null;
+        this.totalWrittenOffForPeriod = null;
+        this.totalOutstandingForPeriod = this.feeChargesOutstanding;
+        this.totalActualCostOfLoanForPeriod = this.feeChargesDue;
+        this.totalInstallmentAmountForPeriod = null;
+        if (dueDate.isBefore(DateUtils.getBusinessLocalDate())) {
+            this.totalOverdue = this.totalOutstandingForPeriod;
+        } else {
+            this.totalOverdue = null;
+        }
+        this.totalCredits = BigDecimal.ZERO;
+    }
+
+    /*
+     * used for repayment only period when creating an empty loan schedule for preview etc
+     */
+    private LoanSchedulePeriodData(final Integer periodNumber, final LocalDate fromDate, final LocalDate dueDate,
+            final BigDecimal principalOriginalDue, final BigDecimal principalOutstanding,
+            final BigDecimal interestDueOnPrincipalOutstanding, final BigDecimal feeChargesDueForPeriod,
+            final BigDecimal penaltyChargesDueForPeriod, final BigDecimal totalDueForPeriod, BigDecimal totalInstallmentAmountForPeriod) {
+        this.period = periodNumber;
+        this.fromDate = fromDate;
+        this.dueDate = dueDate;
+        this.obligationsMetOnDate = null;
+        this.complete = null;
+        if (fromDate != null) {
+            this.daysInPeriod = Math.toIntExact(ChronoUnit.DAYS.between(this.fromDate, this.dueDate));
+        } else {
+            this.daysInPeriod = null;
+        }
+        this.principalDisbursed = null;
+        this.principalOriginalDue = principalOriginalDue;
+        this.principalDue = principalOriginalDue;
+        this.principalPaid = null;
+        this.principalWrittenOff = null;
+        this.principalOutstanding = principalOriginalDue;
+        this.principalLoanBalanceOutstanding = principalOutstanding;
+
+        this.interestOriginalDue = interestDueOnPrincipalOutstanding;
+        this.interestDue = interestDueOnPrincipalOutstanding;
+        this.interestPaid = null;
+        this.interestWaived = null;
+        this.interestWrittenOff = null;
+        this.interestOutstanding = interestDueOnPrincipalOutstanding;
+
+        this.feeChargesDue = feeChargesDueForPeriod;
+        this.feeChargesPaid = null;
+        this.feeChargesWaived = null;
+        this.feeChargesWrittenOff = null;
+        this.feeChargesOutstanding = null;
+
+        this.penaltyChargesDue = penaltyChargesDueForPeriod;
+        this.penaltyChargesPaid = null;
+        this.penaltyChargesWaived = null;
+        this.penaltyChargesWrittenOff = null;
+        this.penaltyChargesOutstanding = null;
+
+        this.totalOriginalDueForPeriod = totalDueForPeriod;
+        this.totalDueForPeriod = totalDueForPeriod;
+        this.totalPaidForPeriod = BigDecimal.ZERO;
+        this.totalPaidInAdvanceForPeriod = null;
+        this.totalPaidLateForPeriod = null;
+        this.totalWaivedForPeriod = null;
+        this.totalWrittenOffForPeriod = null;
+        this.totalOutstandingForPeriod = totalDueForPeriod;
+        this.totalActualCostOfLoanForPeriod = interestDueOnPrincipalOutstanding.add(feeChargesDueForPeriod);
+        this.totalInstallmentAmountForPeriod = totalInstallmentAmountForPeriod;
+
+        if (dueDate.isBefore(DateUtils.getBusinessLocalDate())) {
+            this.totalOverdue = this.totalOutstandingForPeriod;
+        } else {
+            this.totalOverdue = null;
+        }
+        this.totalCredits = BigDecimal.ZERO;
+    }
+
+    /*
+     * Used for creating loan schedule periods with full information on expected principal, interest & charges along
+     * with what portion of each is paid.
+     */
+    private LoanSchedulePeriodData(final Integer periodNumber, final LocalDate fromDate, final LocalDate dueDate,
+            final LocalDate obligationsMetOnDate, final boolean complete, final BigDecimal principalOriginalDue,
+            final BigDecimal principalPaid, final BigDecimal principalWrittenOff, final BigDecimal principalOutstanding,
+            final BigDecimal principalLoanBalanceOutstanding, final BigDecimal interestDueOnPrincipalOutstanding,
+            final BigDecimal interestPaid, final BigDecimal interestWaived, final BigDecimal interestWrittenOff,
+            final BigDecimal interestOutstanding, final BigDecimal feeChargesDue, final BigDecimal feeChargesPaid,
+            final BigDecimal feeChargesWaived, final BigDecimal feeChargesWrittenOff, final BigDecimal feeChargesOutstanding,
+            final BigDecimal penaltyChargesDue, final BigDecimal penaltyChargesPaid, final BigDecimal penaltyChargesWaived,
+            final BigDecimal penaltyChargesWrittenOff, final BigDecimal penaltyChargesOutstanding, final BigDecimal totalDueForPeriod,
+            final BigDecimal totalPaid, final BigDecimal totalPaidInAdvanceForPeriod, final BigDecimal totalPaidLateForPeriod,
+            final BigDecimal totalWaived, final BigDecimal totalWrittenOff, final BigDecimal totalOutstanding,
+            final BigDecimal totalActualCostOfLoanForPeriod, final BigDecimal totalInstallmentAmountForPeriod,
+            final BigDecimal totalCredits) {
+        this.period = periodNumber;
+        this.fromDate = fromDate;
+        this.dueDate = dueDate;
+        this.obligationsMetOnDate = obligationsMetOnDate;
+        this.complete = complete;
+        if (fromDate != null) {
+            this.daysInPeriod = Math.toIntExact(ChronoUnit.DAYS.between(this.fromDate, this.dueDate));
+        } else {
+            this.daysInPeriod = null;
+        }
+        this.principalDisbursed = null;
+        this.principalOriginalDue = principalOriginalDue;
+        this.principalDue = principalOriginalDue;
+        this.principalPaid = principalPaid;
+        this.principalWrittenOff = principalWrittenOff;
+        this.principalOutstanding = principalOutstanding;
+        this.principalLoanBalanceOutstanding = principalLoanBalanceOutstanding;
+
+        this.interestOriginalDue = interestDueOnPrincipalOutstanding;
+        this.interestDue = interestDueOnPrincipalOutstanding;
+        this.interestPaid = interestPaid;
+        this.interestWaived = interestWaived;
+        this.interestWrittenOff = interestWrittenOff;
+        this.interestOutstanding = interestOutstanding;
+
+        this.feeChargesDue = feeChargesDue;
+        this.feeChargesPaid = feeChargesPaid;
+        this.feeChargesWaived = feeChargesWaived;
+        this.feeChargesWrittenOff = feeChargesWrittenOff;
+        this.feeChargesOutstanding = feeChargesOutstanding;
+
+        this.penaltyChargesDue = penaltyChargesDue;
+        this.penaltyChargesPaid = penaltyChargesPaid;
+        this.penaltyChargesWaived = penaltyChargesWaived;
+        this.penaltyChargesWrittenOff = penaltyChargesWrittenOff;
+        this.penaltyChargesOutstanding = penaltyChargesOutstanding;
+
+        this.totalOriginalDueForPeriod = totalDueForPeriod;
+        this.totalDueForPeriod = totalDueForPeriod;
+        this.totalPaidForPeriod = totalPaid;
+        this.totalPaidInAdvanceForPeriod = totalPaidInAdvanceForPeriod;
+        this.totalPaidLateForPeriod = totalPaidLateForPeriod;
+        this.totalWaivedForPeriod = totalWaived;
+        this.totalWrittenOffForPeriod = totalWrittenOff;
+        this.totalOutstandingForPeriod = totalOutstanding;
+        this.totalActualCostOfLoanForPeriod = totalActualCostOfLoanForPeriod;
+        this.totalInstallmentAmountForPeriod = totalInstallmentAmountForPeriod;
+
+        if (dueDate.isBefore(DateUtils.getBusinessLocalDate())) {
+            this.totalOverdue = this.totalOutstandingForPeriod;
+        } else {
+            this.totalOverdue = null;
+        }
+        this.totalCredits = totalCredits;
+    }
+
+    private BigDecimal defaultToZeroIfNull(final BigDecimal possibleNullValue) {
+        BigDecimal value = BigDecimal.ZERO;
+        if (possibleNullValue != null) {
+            value = possibleNullValue;
+        }
+        return value;
+    }
+
+    public BigDecimal getPrincipalDisbursed() {
+        return defaultToZeroIfNull(this.principalDisbursed);
+    }
+
+    public BigDecimal getPrincipalDue() {
+        return defaultToZeroIfNull(this.principalDue);
+    }
+
+    public BigDecimal getPrincipalPaid() {
+        return defaultToZeroIfNull(this.principalPaid);
+    }
+
+    public BigDecimal getPrincipalWrittenOff() {
+        return defaultToZeroIfNull(this.principalWrittenOff);
+    }
+
+    public BigDecimal getPrincipalOutstanding() {
+        return defaultToZeroIfNull(this.principalOutstanding);
+    }
+
+    public BigDecimal getInterestDue() {
+        return defaultToZeroIfNull(this.interestDue);
+    }
+
+    public BigDecimal getInterestPaid() {
+        return defaultToZeroIfNull(this.interestPaid);
+    }
+
+    public BigDecimal getInterestWaived() {
+        return defaultToZeroIfNull(this.interestWaived);
+    }
+
+    public BigDecimal getInterestWrittenOff() {
+        return defaultToZeroIfNull(this.interestWrittenOff);
+    }
+
+    public BigDecimal getInterestOutstanding() {
+        return defaultToZeroIfNull(this.interestOutstanding);
+    }
+
+    public BigDecimal getFeeChargesDue() {
+        return defaultToZeroIfNull(this.feeChargesDue);
+    }
+
+    public BigDecimal getFeeChargesWaived() {
+        return defaultToZeroIfNull(this.feeChargesWaived);
+    }
+
+    public BigDecimal getFeeChargesWrittenOff() {
+        return defaultToZeroIfNull(this.feeChargesWrittenOff);
+    }
+
+    public BigDecimal getFeeChargesPaid() {
+        return defaultToZeroIfNull(this.feeChargesPaid);
+    }
+
+    public BigDecimal getFeeChargesOutstanding() {
+        return defaultToZeroIfNull(this.feeChargesOutstanding);
+    }
+
+    public BigDecimal getPenaltyChargesDue() {
+        return defaultToZeroIfNull(this.penaltyChargesDue);
+    }
+
+    public BigDecimal getPenaltyChargesWaived() {
+        return defaultToZeroIfNull(this.penaltyChargesWaived);
+    }
+
+    public BigDecimal getPenaltyChargesWrittenOff() {
+        return defaultToZeroIfNull(this.penaltyChargesWrittenOff);
+    }
+
+    public BigDecimal getPenaltyChargesPaid() {
+        return defaultToZeroIfNull(this.penaltyChargesPaid);
+    }
+
+    public BigDecimal getPenaltyChargesOutstanding() {
+        return defaultToZeroIfNull(this.penaltyChargesOutstanding);
+    }
+
+    public BigDecimal getTotalOverdue() {
+        return defaultToZeroIfNull(this.totalOverdue);
+    }
+
+    public BigDecimal totalOutstandingForPeriod() {
+        return defaultToZeroIfNull(this.totalOutstandingForPeriod);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/AprCalculator.java

@@ -0,0 +1,75 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import org.apache.fineract.portfolio.common.domain.PeriodFrequencyType;
+import org.springframework.stereotype.Component;
+
+@Component
+public class AprCalculator {
+
+    public BigDecimal calculateFrom(final PeriodFrequencyType interestPeriodFrequencyType, final BigDecimal interestRatePerPeriod,
+            final Integer numberOfRepayments, final Integer repaymentEvery, final PeriodFrequencyType repaymentPeriodFrequencyType) {
+        BigDecimal defaultAnnualNominalInterestRate = BigDecimal.ZERO;
+        switch (interestPeriodFrequencyType) {
+            case DAYS:
+                defaultAnnualNominalInterestRate = interestRatePerPeriod.multiply(BigDecimal.valueOf(365));
+            break;
+            case WEEKS:
+                defaultAnnualNominalInterestRate = interestRatePerPeriod.multiply(BigDecimal.valueOf(52));
+            break;
+            case MONTHS:
+                defaultAnnualNominalInterestRate = interestRatePerPeriod.multiply(BigDecimal.valueOf(12));
+            break;
+            case YEARS:
+                defaultAnnualNominalInterestRate = interestRatePerPeriod.multiply(BigDecimal.valueOf(1));
+            break;
+            case WHOLE_TERM:
+                final BigDecimal ratePerPeriod = interestRatePerPeriod.divide(BigDecimal.valueOf(numberOfRepayments * repaymentEvery), 8,
+                        RoundingMode.HALF_UP);
+
+                switch (repaymentPeriodFrequencyType) {
+                    case DAYS:
+                        defaultAnnualNominalInterestRate = ratePerPeriod.multiply(BigDecimal.valueOf(365));
+                    break;
+                    case WEEKS:
+                        defaultAnnualNominalInterestRate = ratePerPeriod.multiply(BigDecimal.valueOf(52));
+                    break;
+                    case MONTHS:
+                        defaultAnnualNominalInterestRate = ratePerPeriod.multiply(BigDecimal.valueOf(12));
+                    break;
+                    case YEARS:
+                        defaultAnnualNominalInterestRate = ratePerPeriod.multiply(BigDecimal.valueOf(1));
+                    break;
+                    case WHOLE_TERM:
+                    break;
+                    case INVALID:
+                    break;
+                }
+            break;
+            case INVALID:
+            break;
+        }
+
+        return defaultAnnualNominalInterestRate;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/FinanicalFunctions.java

@@ -0,0 +1,69 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+public final class FinanicalFunctions {
+
+    private FinanicalFunctions() {
+
+    }
+
+    /**
+     * PMT calculates a fixed monthly payment to be paid by borrower every 'period' to ensure loan is paid off in full
+     * (with interest).
+     *
+     * This monthly payment c depends upon the monthly interest rate r (expressed as a fraction, not a percentage, i.e.,
+     * divide the quoted yearly percentage rate by 100 and by 12 to obtain the monthly interest rate), the number of
+     * monthly payments N called the loan's term, and the amount borrowed P known as the loan's principal; c is given by
+     * the formula:
+     *
+     * c = (r / (1 - (1 + r)^-N))P
+     *
+     * @param interestRateFraction
+     * @param numberOfPayments
+     * @param principal
+     * @param futureValue
+     * @param type
+     */
+    public static double pmt(final double interestRateFraction, final double numberOfPayments, final double principal,
+            final double futureValue, final boolean type) {
+        double payment = 0;
+        if (interestRateFraction == 0) {
+            payment = -1 * (futureValue + principal) / numberOfPayments;
+        } else {
+            final double r1 = interestRateFraction + 1;
+            payment = (futureValue + principal * Math.pow(r1, numberOfPayments)) * interestRateFraction
+                    / ((type ? r1 : 1) * (1 - Math.pow(r1, numberOfPayments)));
+        }
+        return payment;
+    }
+
+    public static int nop(final double interestRateFraction, final double emiAmount, final double principal, final double futureValue,
+            final boolean type) {
+        double numberOfPayments = 0;
+        if (interestRateFraction == 0) {
+            numberOfPayments = ((Double) (-1 * (futureValue + principal) / emiAmount)).intValue();
+        } else {
+            final double r1 = interestRateFraction + 1;
+            numberOfPayments = (futureValue + principal * Math.pow(r1, emiAmount)) * interestRateFraction
+                    / ((type ? r1 : 1) * (1 - Math.pow(r1, emiAmount)));
+        }
+        return Double.valueOf(numberOfPayments).intValue();
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/LoanScheduleGenerator.java

@@ -0,0 +1,45 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+import java.math.MathContext;
+import java.time.LocalDate;
+import java.util.Set;
+import org.apache.fineract.organisation.monetary.domain.MonetaryCurrency;
+import org.apache.fineract.portfolio.loanaccount.data.HolidayDetailDTO;
+import org.apache.fineract.portfolio.loanaccount.domain.Loan;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanCharge;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanRepaymentScheduleInstallment;
+import org.apache.fineract.portfolio.loanaccount.domain.transactionprocessor.LoanRepaymentScheduleTransactionProcessor;
+import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanScheduleDTO;
+
+public interface LoanScheduleGenerator {
+
+    LoanScheduleModel generate(MathContext mc, LoanApplicationTerms loanApplicationTerms, Set<LoanCharge> loanCharges,
+            HolidayDetailDTO holidayDetailDTO);
+
+    LoanScheduleDTO rescheduleNextInstallments(MathContext mc, LoanApplicationTerms loanApplicationTerms, Loan loan,
+            HolidayDetailDTO holidayDetailDTO, LoanRepaymentScheduleTransactionProcessor loanRepaymentScheduleTransactionProcessor,
+            LocalDate rescheduleFrom);
+
+    LoanRepaymentScheduleInstallment calculatePrepaymentAmount(MonetaryCurrency currency, LocalDate onDate,
+            LoanApplicationTerms loanApplicationTerms, MathContext mc, Loan loan, HolidayDetailDTO holidayDetailDTO,
+            LoanRepaymentScheduleTransactionProcessor loanRepaymentScheduleTransactionProcessor);
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/LoanScheduleGeneratorFactory.java

@@ -0,0 +1,26 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+import org.apache.fineract.portfolio.loanproduct.domain.InterestMethod;
+
+public interface LoanScheduleGeneratorFactory {
+
+    LoanScheduleGenerator create(InterestMethod interestMethod);
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/LoanScheduleModel.java

@@ -0,0 +1,129 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.Collection;
+import org.apache.fineract.organisation.monetary.data.CurrencyData;
+import org.apache.fineract.organisation.monetary.domain.ApplicationCurrency;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanScheduleData;
+import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanSchedulePeriodData;
+
+/**
+ * Domain representation of a Loan Schedule (not used for persistence)
+ */
+public final class LoanScheduleModel {
+
+    private final Collection<LoanScheduleModelPeriod> periods;
+    private final ApplicationCurrency applicationCurrency;
+    private final int loanTermInDays;
+    private final Money totalPrincipalDisbursed;
+    private final BigDecimal totalPrincipalExpected;
+    private final BigDecimal totalPrincipalPaid;
+    private final BigDecimal totalInterestCharged;
+    private final BigDecimal totalFeeChargesCharged;
+    private final BigDecimal totalPenaltyChargesCharged;
+    private final BigDecimal totalRepaymentExpected;
+    private final BigDecimal totalOutstanding;
+
+    public static LoanScheduleModel from(final Collection<LoanScheduleModelPeriod> periods, final ApplicationCurrency applicationCurrency,
+            final int loanTermInDays, final Money principalDisbursed, final BigDecimal totalPrincipalExpected,
+            final BigDecimal totalPrincipalPaid, final BigDecimal totalInterestCharged, final BigDecimal totalFeeChargesCharged,
+            final BigDecimal totalPenaltyChargesCharged, final BigDecimal totalRepaymentExpected, final BigDecimal totalOutstanding) {
+
+        return new LoanScheduleModel(periods, applicationCurrency, loanTermInDays, principalDisbursed, totalPrincipalExpected,
+                totalPrincipalPaid, totalInterestCharged, totalFeeChargesCharged, totalPenaltyChargesCharged, totalRepaymentExpected,
+                totalOutstanding);
+    }
+
+    public static LoanScheduleModel withOverdueChargeUpdation(final Collection<LoanScheduleModelPeriod> periods,
+            final LoanScheduleModel loanScheduleModel, final BigDecimal totalPenaltyChargesCharged) {
+
+        return new LoanScheduleModel(periods, loanScheduleModel.applicationCurrency, loanScheduleModel.loanTermInDays,
+                loanScheduleModel.totalPrincipalDisbursed, loanScheduleModel.totalPrincipalExpected, loanScheduleModel.totalPrincipalPaid,
+                loanScheduleModel.totalInterestCharged, loanScheduleModel.totalFeeChargesCharged, totalPenaltyChargesCharged,
+                loanScheduleModel.totalRepaymentExpected, loanScheduleModel.totalOutstanding);
+    }
+
+    public static LoanScheduleModel withLoanScheduleModelPeriods(final Collection<LoanScheduleModelPeriod> periods,
+            final LoanScheduleModel loanScheduleModel) {
+
+        return new LoanScheduleModel(periods, loanScheduleModel.applicationCurrency, loanScheduleModel.loanTermInDays,
+                loanScheduleModel.totalPrincipalDisbursed, loanScheduleModel.totalPrincipalExpected, loanScheduleModel.totalPrincipalPaid,
+                loanScheduleModel.totalInterestCharged, loanScheduleModel.totalFeeChargesCharged,
+                loanScheduleModel.totalPenaltyChargesCharged, loanScheduleModel.totalRepaymentExpected, loanScheduleModel.totalOutstanding);
+    }
+
+    private LoanScheduleModel(final Collection<LoanScheduleModelPeriod> periods, final ApplicationCurrency applicationCurrency,
+            final int loanTermInDays, final Money principalDisbursed, final BigDecimal totalPrincipalExpected,
+            final BigDecimal totalPrincipalPaid, final BigDecimal totalInterestCharged, final BigDecimal totalFeeChargesCharged,
+            final BigDecimal totalPenaltyChargesCharged, final BigDecimal totalRepaymentExpected, final BigDecimal totalOutstanding) {
+        this.periods = periods;
+        this.applicationCurrency = applicationCurrency;
+        this.loanTermInDays = loanTermInDays;
+        this.totalPrincipalDisbursed = principalDisbursed;
+        this.totalPrincipalExpected = totalPrincipalExpected;
+        this.totalPrincipalPaid = totalPrincipalPaid;
+        this.totalInterestCharged = totalInterestCharged;
+        this.totalFeeChargesCharged = totalFeeChargesCharged;
+        this.totalPenaltyChargesCharged = totalPenaltyChargesCharged;
+        this.totalRepaymentExpected = totalRepaymentExpected;
+        this.totalOutstanding = totalOutstanding;
+    }
+
+    public LoanScheduleData toData() {
+
+        final int decimalPlaces = this.totalPrincipalDisbursed.getCurrencyDigitsAfterDecimal();
+        final Integer inMultiplesOf = this.totalPrincipalDisbursed.getCurrencyInMultiplesOf();
+        final CurrencyData currency = this.applicationCurrency.toData(decimalPlaces, inMultiplesOf);
+
+        final BigDecimal totalCredits = BigDecimal.ZERO;
+
+        final Collection<LoanSchedulePeriodData> periodsData = new ArrayList<>();
+        for (final LoanScheduleModelPeriod modelPeriod : this.periods) {
+            periodsData.add(modelPeriod.toData());
+        }
+
+        final BigDecimal totalWaived = null;
+        final BigDecimal totalWrittenOff = null;
+        final BigDecimal totalRepayment = null;
+        final BigDecimal totalPaidInAdvance = null;
+        final BigDecimal totalPaidLate = null;
+
+        return new LoanScheduleData(currency, periodsData, this.loanTermInDays, this.totalPrincipalDisbursed.getAmount(),
+                this.totalPrincipalExpected, this.totalPrincipalPaid, this.totalInterestCharged, this.totalFeeChargesCharged,
+                this.totalPenaltyChargesCharged, totalWaived, totalWrittenOff, this.totalRepaymentExpected, totalRepayment,
+                totalPaidInAdvance, totalPaidLate, this.totalOutstanding, totalCredits);
+    }
+
+    public Collection<LoanScheduleModelPeriod> getPeriods() {
+        return this.periods;
+    }
+
+    public BigDecimal getTotalPenaltyChargesCharged() {
+        return this.totalPenaltyChargesCharged;
+    }
+
+    public BigDecimal getTotalInterestCharged() {
+        return this.totalInterestCharged;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/LoanScheduleModelPeriod.java

@@ -0,0 +1,65 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.util.Set;
+import org.apache.fineract.organisation.monetary.domain.Money;
+import org.apache.fineract.portfolio.loanaccount.domain.LoanInterestRecalcualtionAdditionalDetails;
+import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanSchedulePeriodData;
+
+public interface LoanScheduleModelPeriod {
+
+    LoanSchedulePeriodData toData();
+
+    boolean isRepaymentPeriod();
+
+    Integer periodNumber();
+
+    LocalDate periodFromDate();
+
+    LocalDate periodDueDate();
+
+    BigDecimal principalDue();
+
+    BigDecimal interestDue();
+
+    BigDecimal feeChargesDue();
+
+    BigDecimal penaltyChargesDue();
+
+    void addLoanCharges(BigDecimal feeCharge, BigDecimal penaltyCharge);
+
+    boolean isRecalculatedInterestComponent();
+
+    void addPrincipalAmount(Money principalDue);
+
+    void addInterestAmount(Money interestDue);
+
+    Set<LoanInterestRecalcualtionAdditionalDetails> getLoanCompoundingDetails();
+
+    void setEMIFixedSpecificToInstallmentTrue();
+
+    boolean isEMIFixedSpecificToInstallment();
+
+    BigDecimal rescheduleInterestPortion();
+
+    void setRescheduleInterestPortion(BigDecimal rescheduleInterestPortion);
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/PaymentPeriodsInOneYearCalculator.java

@@ -0,0 +1,31 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+import java.time.LocalDate;
+import org.apache.fineract.portfolio.common.domain.PeriodFrequencyType;
+
+public interface PaymentPeriodsInOneYearCalculator {
+
+    Integer calculate(PeriodFrequencyType repaymentFrequencyType);
+
+    double calculatePortionOfRepaymentPeriodInterestChargingGrace(LocalDate repaymentPeriodStartDate, LocalDate scheduledDueDate,
+            LocalDate interestChargedFromLocalDate, PeriodFrequencyType repaymentPeriodFrequencyType, Integer repaidEvery);
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/PrincipalInterest.java

@@ -0,0 +1,55 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanaccount.loanschedule.domain;
+
+import org.apache.fineract.organisation.monetary.domain.Money;
+
+public class PrincipalInterest {
+
+    private final Money principal;
+    private final Money interest;
+    private final Money interestPaymentDueToGrace;
+    private Money rescheduleInterestPortion;
+
+    public PrincipalInterest(final Money principal, final Money interest, final Money interestPaymentDueToGrace) {
+        this.principal = principal;
+        this.interest = interest;
+        this.interestPaymentDueToGrace = interestPaymentDueToGrace;
+    }
+
+    public Money principal() {
+        return this.principal;
+    }
+
+    public Money interest() {
+        return this.interest;
+    }
+
+    public Money interestPaymentDueToGrace() {
+        return this.interestPaymentDueToGrace;
+    }
+
+    public Money getRescheduleInterestPortion() {
+        return rescheduleInterestPortion;
+    }
+
+    public void setRescheduleInterestPortion(Money rescheduleInterestPortion) {
+        this.rescheduleInterestPortion = rescheduleInterestPortion;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/LoanProductConstants.java

@@ -0,0 +1,150 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct;
+
+import java.math.BigDecimal;
+
+public interface LoanProductConstants {
+
+    String USE_BORROWER_CYCLE_PARAMETER_NAME = "useBorrowerCycle";
+
+    String PRINCIPAL_VARIATIONS_FOR_BORROWER_CYCLE_PARAMETER_NAME = "principalVariationsForBorrowerCycle";
+    String INTEREST_RATE_VARIATIONS_FOR_BORROWER_CYCLE_PARAMETER_NAME = "interestRateVariationsForBorrowerCycle";
+    String NUMBER_OF_REPAYMENT_VARIATIONS_FOR_BORROWER_CYCLE_PARAMETER_NAME = "numberOfRepaymentVariationsForBorrowerCycle";
+
+    String DEFAULT_VALUE_PARAMETER_NAME = "defaultValue";
+    String MIN_VALUE_PARAMETER_NAME = "minValue";
+    String MAX_VALUE_PARAMETER_NAME = "maxValue";
+    String VALUE_CONDITION_TYPE_PARAM_NAME = "valueConditionType";
+    String BORROWER_CYCLE_NUMBER_PARAM_NAME = "borrowerCycleNumber";
+    String BORROWER_CYCLE_ID_PARAMETER_NAME = "id";
+
+    String PRINCIPAL_PER_CYCLE_PARAMETER_NAME = "principalPerCycle";
+    String MIN_PRINCIPAL_PER_CYCLE_PARAMETER_NAME = "minPrincipalPerCycle";
+    String MAX_PRINCIPAL_PER_CYCLE_PARAMETER_NAME = "maxPrincipalPerCycle";
+    String PRINCIPAL_VALUE_USAGE_CONDITION_PARAM_NAME = "principalValueUsageCondition";
+    String PRINCIPAL_CYCLE_NUMBERS_PARAM_NAME = "principalCycleNumbers";
+
+    String NUMBER_OF_REPAYMENTS_PER_CYCLE_PARAMETER_NAME = "numberOfRepaymentsPerCycle";
+    String MIN_NUMBER_OF_REPAYMENTS_PER_CYCLE_PARAMETER_NAME = "minNumberOfRepaymentsPerCycle";
+    String MAX_NUMBER_OF_REPAYMENTS_PER_CYCLE_PARAMETER_NAME = "maxNumberOfRepaymentsPerCycle";
+    String REPAYMENT_VALUE_USAGE_CONDITION_PARAM_NAME = "repaymentValueUsageCondition";
+    String REPAYMENT_CYCLE_NUMBER_PARAM_NAME = "repaymentCycleNumber";
+
+    String INTEREST_RATE_PER_PERIOD_PER_CYCLE_PARAMETER_NAME = "interestRatePerPeriodPerCycle";
+    String MIN_INTEREST_RATE_PER_PERIOD_PER_CYCLE_PARAMETER_NAME = "minInterestRatePerPeriodPerCycle";
+    String MAX_INTEREST_RATE_PER_PERIOD_PER_CYCLE_PARAMETER_NAME = "maxInterestRatePerPeriodPerCycle";
+    String INTEREST_RATE_VALUE_USAGE_CONDITION_PARAM_NAME = "interestRateValueUsageCondition";
+    String INTEREST_RATE_CYCLE_NUMBER_PARAM_NAME = "interestRateCycleNumber";
+
+    String PRINCIPAL = "principal";
+    String MIN_PRINCIPAL = "minPrincipal";
+    String MAX_PRINCIPAL = "maxPrincipalValue";
+
+    String INTEREST_RATE_PER_PERIOD = "interestRatePerPeriod";
+    String MIN_INTEREST_RATE_PER_PERIOD = "minInterestRatePerPeriod";
+    String MAX_INTEREST_RATE_PER_PERIOD = "maxInterestRatePerPeriod";
+
+    String NUMBER_OF_REPAYMENTS = "numberOfRepayments";
+    String MIN_NUMBER_OF_REPAYMENTS = "minNumberOfRepayments";
+    String MAX_NUMBER_OF_REPAYMENTS = "maxNumberOfRepayments";
+
+    String VALUE_CONDITION_END_WITH_ERROR = "condition.type.must.end.with.greater.than";
+    String VALUE_CONDITION_START_WITH_ERROR = "condition.type.must.start.with.equal";
+    String SHORT_NAME = "shortName";
+
+    String MULTI_DISBURSE_LOAN_PARAMETER_NAME = "multiDisburseLoan";
+    String MAX_TRANCHE_COUNT_PARAMETER_NAME = "maxTrancheCount";
+    String OUTSTANDING_LOAN_BALANCE_PARAMETER_NAME = "outstandingLoanBalance";
+
+    String GRACE_ON_ARREARS_AGEING_PARAMETER_NAME = "graceOnArrearsAgeing";
+    String OVERDUE_DAYS_FOR_NPA_PARAMETER_NAME = "overdueDaysForNPA";
+    String MINIMUM_DAYS_BETWEEN_DISBURSAL_AND_FIRST_REPAYMENT = "minimumDaysBetweenDisbursalAndFirstRepayment";
+    String ACCOUNT_MOVES_OUT_OF_NPA_ONLY_ON_ARREARS_COMPLETION_PARAM_NAME = "accountMovesOutOfNPAOnlyOnArrearsCompletion";
+
+    // Interest recalculation related
+    String IS_INTEREST_RECALCULATION_ENABLED_PARAMETER_NAME = "isInterestRecalculationEnabled";
+    String DAYS_IN_YEAR_TYPE_PARAMETER_NAME = "daysInYearType";
+    String DAYS_IN_MONTH_TYPE_PARAMETER_NAME = "daysInMonthType";
+    String interestRecalculationCompoundingMethodParameterName = "interestRecalculationCompoundingMethod";
+    String rescheduleStrategyMethodParameterName = "rescheduleStrategyMethod";
+    String recalculationRestFrequencyTypeParameterName = "recalculationRestFrequencyType";
+    String recalculationRestFrequencyIntervalParameterName = "recalculationRestFrequencyInterval";
+    String recalculationRestFrequencyWeekdayParamName = "recalculationRestFrequencyDayOfWeekType";
+    String recalculationRestFrequencyNthDayParamName = "recalculationRestFrequencyNthDayType";
+    String recalculationRestFrequencyOnDayParamName = "recalculationRestFrequencyOnDayType";
+    String isArrearsBasedOnOriginalScheduleParamName = "isArrearsBasedOnOriginalSchedule";
+    String preClosureInterestCalculationStrategyParamName = "preClosureInterestCalculationStrategy";
+    String recalculationCompoundingFrequencyTypeParameterName = "recalculationCompoundingFrequencyType";
+    String recalculationCompoundingFrequencyIntervalParameterName = "recalculationCompoundingFrequencyInterval";
+    String recalculationCompoundingFrequencyWeekdayParamName = "recalculationCompoundingFrequencyDayOfWeekType";
+    String recalculationCompoundingFrequencyNthDayParamName = "recalculationCompoundingFrequencyNthDayType";
+    String recalculationCompoundingFrequencyOnDayParamName = "recalculationCompoundingFrequencyOnDayType";
+    String isCompoundingToBePostedAsTransactionParamName = "isCompoundingToBePostedAsTransaction";
+
+    // Guarantee related
+    String holdGuaranteeFundsParamName = "holdGuaranteeFunds";
+    String mandatoryGuaranteeParamName = "mandatoryGuarantee";
+    String minimumGuaranteeFromOwnFundsParamName = "minimumGuaranteeFromOwnFunds";
+    String minimumGuaranteeFromGuarantorParamName = "minimumGuaranteeFromGuarantor";
+
+    String principalThresholdForLastInstallmentParamName = "principalThresholdForLastInstallment";
+    BigDecimal DEFAULT_PRINCIPAL_THRESHOLD_FOR_MULTI_DISBURSE_LOAN = BigDecimal.valueOf(50);
+    BigDecimal DEFAULT_PRINCIPAL_THRESHOLD_FOR_SINGLE_DISBURSE_LOAN = BigDecimal.valueOf(0);
+    // Fixed installment configuration related
+    String canDefineEmiAmountParamName = "canDefineInstallmentAmount";
+    String fixedPrincipalPercentagePerInstallmentParamName = "fixedPrincipalPercentagePerInstallment";
+
+    // Loan Configurable Attributes
+    String allowAttributeOverridesParamName = "allowAttributeOverrides";
+    String amortizationTypeParamName = "amortizationType";
+    String interestTypeParamName = "interestType";
+    String transactionProcessingStrategyCodeParamName = "transactionProcessingStrategyCode";
+    String interestCalculationPeriodTypeParamName = "interestCalculationPeriodType";
+    String inArrearsToleranceParamName = "inArrearsTolerance";
+    String repaymentEveryParamName = "repaymentEvery";
+    String graceOnPrincipalAndInterestPaymentParamName = "graceOnPrincipalAndInterestPayment";
+    String allowCompoundingOnEodParamName = "allowCompoundingOnEod";
+
+    // Variable Installments Settings
+    String allowVariableInstallmentsParamName = "allowVariableInstallments";
+    String minimumGapBetweenInstallments = "minimumGap";
+    String maximumGapBetweenInstallments = "maximumGap";
+
+    String ALLOW_PARTIAL_PERIOD_INTEREST_CALCUALTION_PARAM_NAME = "allowPartialPeriodInterestCalcualtion";
+
+    String CAN_USE_FOR_TOPUP = "canUseForTopup";
+
+    String IS_EQUAL_AMORTIZATION_PARAM = "isEqualAmortization";
+
+    String RATES_PARAM_NAME = "rates";
+
+    // Multiple disbursement related
+    String installmentAmountInMultiplesOfParamName = "installmentAmountInMultiplesOf";
+    String DISALLOW_EXPECTED_DISBURSEMENTS = "disallowExpectedDisbursements";
+    String ALLOW_APPROVED_DISBURSED_AMOUNTS_OVER_APPLIED = "allowApprovedDisbursedAmountsOverApplied";
+    String OVER_APPLIED_CALCULATION_TYPE = "overAppliedCalculationType";
+    String OVER_APPLIED_NUMBER = "overAppliedNumber";
+    String DELINQUENCY_BUCKET_PARAM_NAME = "delinquencyBucketId";
+
+    // repayment events related
+    String DUE_DAYS_FOR_REPAYMENT_EVENT = "dueDaysForRepaymentEvent";
+    String OVER_DUE_DAYS_FOR_REPAYMENT_EVENT = "overDueDaysForRepaymentEvent";
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/data/TransactionProcessingStrategyData.java

@@ -0,0 +1,36 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.data;
+
+import java.io.Serializable;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+/**
+ * Immutable data object representing a transaction strategy option for a loan.
+ */
+@RequiredArgsConstructor
+@Getter
+public final class TransactionProcessingStrategyData implements Serializable {
+
+    private final Long id;
+    @SuppressWarnings("unused")
+    private final String code;
+    private final String name;
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/AmortizationMethod.java

@@ -0,0 +1,63 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+public enum AmortizationMethod {
+
+    EQUAL_PRINCIPAL(0, "amortizationType.equal.principal"), //
+    EQUAL_INSTALLMENTS(1, "amortizationType.equal.installments"), //
+    INVALID(2, "amortizationType.invalid");
+
+    private final Integer value;
+    private final String code;
+
+    AmortizationMethod(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public static AmortizationMethod fromInt(final Integer selectedMethod) {
+
+        if (selectedMethod == null) {
+            return null;
+        }
+
+        return switch (selectedMethod) {
+            case 0 -> AmortizationMethod.EQUAL_PRINCIPAL;
+            case 1 -> AmortizationMethod.EQUAL_INSTALLMENTS;
+            default -> AmortizationMethod.INVALID;
+        };
+    }
+
+    public boolean isEqualInstallment() {
+        return this.value.equals(AmortizationMethod.EQUAL_INSTALLMENTS.getValue());
+    }
+
+    public boolean isEqualPrincipal() {
+        return this.value.equals(AmortizationMethod.EQUAL_PRINCIPAL.getValue());
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/InterestCalculationPeriodMethod.java

@@ -0,0 +1,56 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+public enum InterestCalculationPeriodMethod {
+
+    DAILY(0, "interestCalculationPeriodType.daily"), //
+    SAME_AS_REPAYMENT_PERIOD(1, "interestCalculationPeriodType.same.as.repayment.period"), //
+    INVALID(2, "interestCalculationPeriodType.invalid");
+
+    private final Integer value;
+    private final String code;
+
+    InterestCalculationPeriodMethod(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public static InterestCalculationPeriodMethod fromInt(final Integer selectedMethod) {
+
+        return switch (selectedMethod) {
+            case 0 -> InterestCalculationPeriodMethod.DAILY;
+            case 1 -> InterestCalculationPeriodMethod.SAME_AS_REPAYMENT_PERIOD;
+            default -> InterestCalculationPeriodMethod.INVALID;
+        };
+    }
+
+    public boolean isDaily() {
+        return this.value.equals(InterestCalculationPeriodMethod.DAILY.getValue());
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/InterestMethod.java

@@ -0,0 +1,53 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+public enum InterestMethod {
+
+    DECLINING_BALANCE(0, "interestType.declining.balance"), FLAT(1, "interestType.flat"), INVALID(2, "interestType.invalid");
+
+    private final Integer value;
+    private final String code;
+
+    InterestMethod(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public static InterestMethod fromInt(final Integer selectedMethod) {
+
+        return switch (selectedMethod) {
+            case 0 -> InterestMethod.DECLINING_BALANCE;
+            case 1 -> InterestMethod.FLAT;
+            default -> InterestMethod.INVALID;
+        };
+    }
+
+    public boolean isDecliningBalance() {
+        return this.value.equals(InterestMethod.DECLINING_BALANCE.getValue());
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/InterestRecalculationCompoundingMethod.java

@@ -0,0 +1,82 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/***
+ *
+ * People typically use either of the following settings when defining interest recalculation method:
+ * <ul>
+ * <li>NONE</li>
+ * <li>INTEREST</li>
+ * <li>FEE</li>
+ * <li>INTEREST_AND_FEE</li>
+ * </ul>
+ */
+public enum InterestRecalculationCompoundingMethod {
+
+    NONE(0, "interestRecalculationCompoundingMethod.none"), //
+    INTEREST(1, "interestRecalculationCompoundingMethod.interest"), //
+    FEE(2, "interestRecalculationCompoundingMethod.fee"), //
+    INTEREST_AND_FEE(3, "interestRecalculationCompoundingMethod.interest.and.fee");
+
+    private final Integer value;
+    private final String code;
+
+    private static final Map<Integer, InterestRecalculationCompoundingMethod> intToEnumMap = new HashMap<>();
+
+    static {
+        for (final InterestRecalculationCompoundingMethod type : InterestRecalculationCompoundingMethod.values()) {
+            intToEnumMap.put(type.value, type);
+        }
+    }
+
+    public static InterestRecalculationCompoundingMethod fromInt(final Integer ruleTypeValue) {
+        return intToEnumMap.get(ruleTypeValue);
+    }
+
+    InterestRecalculationCompoundingMethod(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public boolean isFeeCompoundingEnabled() {
+        return this.getValue().equals(InterestRecalculationCompoundingMethod.FEE.getValue())
+                || this.getValue().equals(InterestRecalculationCompoundingMethod.INTEREST_AND_FEE.getValue());
+    }
+
+    public boolean isCompoundingEnabled() {
+        return !this.getValue().equals(InterestRecalculationCompoundingMethod.NONE.getValue());
+    }
+
+    public boolean isInterestCompoundingEnabled() {
+        return this.getValue().equals(InterestRecalculationCompoundingMethod.INTEREST.getValue())
+                || this.getValue().equals(InterestRecalculationCompoundingMethod.INTEREST_AND_FEE.getValue());
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/LoanPreClosureInterestCalculationStrategy.java

@@ -0,0 +1,89 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public enum LoanPreClosureInterestCalculationStrategy {
+
+    NONE(0, "loanPreClosureInterestCalculationStrategy.none"), //
+    TILL_PRE_CLOSURE_DATE(1, "loanPreClosureInterestCalculationStrategy.tillPreClosureDate"), //
+    TILL_REST_FREQUENCY_DATE(2, "loanPreClosureInterestCalculationStrategy.tillRestFrequencyDate");
+
+    // REPAYMENT_PERIOD_DATE(3,
+    // "loanPreClosureInterestCalculationStrategy.repaymentPeriodDate")
+
+    private final Integer value;
+    private final String code;
+
+    private static final Map<Integer, LoanPreClosureInterestCalculationStrategy> intToEnumMap = new HashMap<>();
+    private static int minValue;
+    private static int maxValue;
+
+    static {
+        int i = 0;
+        for (final LoanPreClosureInterestCalculationStrategy type : LoanPreClosureInterestCalculationStrategy.values()) {
+            if (i == 0) {
+                minValue = type.value;
+            }
+            intToEnumMap.put(type.value, type);
+            if (minValue >= type.value) {
+                minValue = type.value;
+            }
+            if (maxValue < type.value) {
+                maxValue = type.value;
+            }
+            i = i + 1;
+        }
+    }
+
+    public static LoanPreClosureInterestCalculationStrategy fromInt(final Integer ruleTypeValue) {
+        return intToEnumMap.get(ruleTypeValue);
+    }
+
+    LoanPreClosureInterestCalculationStrategy(final Integer value, final String code) {
+        this.value = value;
+        this.code = code;
+    }
+
+    public Integer getValue() {
+        return this.value;
+    }
+
+    public String getCode() {
+        return this.code;
+    }
+
+    public static int getMinValue() {
+        return minValue;
+    }
+
+    public static int getMaxValue() {
+        return maxValue;
+    }
+
+    public boolean calculateTillRestFrequencyEnabled() {
+        return this.getValue().equals(LoanPreClosureInterestCalculationStrategy.TILL_REST_FREQUENCY_DATE.getValue());
+    }
+
+    public boolean calculateTillPreClosureDateEnabled() {
+        return this.getValue().equals(LoanPreClosureInterestCalculationStrategy.TILL_PRE_CLOSURE_DATE.getValue());
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/LoanProductBorrowerCycleVariations.java

@@ -0,0 +1,120 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.math.BigDecimal;
+import java.util.Objects;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+
+@Entity
+@Table(name = "m_product_loan_variations_borrower_cycle")
+public class LoanProductBorrowerCycleVariations extends AbstractPersistableCustom {
+
+    @ManyToOne
+    @JoinColumn(name = "loan_product_id", nullable = false)
+    private LoanProduct loanProduct;
+
+    @Column(name = "borrower_cycle_number", nullable = false)
+    private Integer borrowerCycleNumber;
+
+    @Column(name = "param_type", nullable = false)
+    private Integer paramType;
+
+    @Column(name = "value_condition", nullable = false)
+    private Integer valueConditionType;
+
+    @Column(name = "min_value", scale = 6, precision = 19)
+    private BigDecimal minValue;
+
+    @Column(name = "max_value", scale = 6, precision = 19)
+    private BigDecimal maxValue;
+
+    @Column(name = "default_value", scale = 6, precision = 19, nullable = false)
+    private BigDecimal defaultValue;
+
+    protected LoanProductBorrowerCycleVariations() {}
+
+    public LoanProductBorrowerCycleVariations(final Integer borrowerCycleNumber, final Integer paramType, final Integer valueConditionType,
+            final BigDecimal minValue, final BigDecimal maxValue, final BigDecimal defaultValue) {
+        this.borrowerCycleNumber = borrowerCycleNumber;
+        this.paramType = paramType;
+        this.valueConditionType = valueConditionType;
+        this.minValue = minValue;
+        this.maxValue = maxValue;
+        this.defaultValue = defaultValue;
+    }
+
+    public void updateLoanProduct(final LoanProduct loanProduct) {
+        this.loanProduct = loanProduct;
+    }
+
+    public LoanProductParamType getParamType() {
+        return LoanProductParamType.fromInt(this.paramType);
+    }
+
+    public LoanProductValueConditionType getValueConditionType() {
+        return LoanProductValueConditionType.fromInt(this.valueConditionType);
+    }
+
+    @Override
+    public boolean equals(final Object obj) {
+        if (!(obj instanceof LoanProductBorrowerCycleVariations)) {
+            return false;
+        }
+        final LoanProductBorrowerCycleVariations other = (LoanProductBorrowerCycleVariations) obj;
+        return Objects.equals(loanProduct, other.loanProduct) && Objects.equals(borrowerCycleNumber, other.borrowerCycleNumber)
+                && Objects.equals(paramType, other.paramType) && Objects.equals(valueConditionType, other.valueConditionType)
+                && Objects.equals(minValue, other.minValue) && Objects.equals(maxValue, other.maxValue)
+                && Objects.equals(defaultValue, other.defaultValue);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(loanProduct, borrowerCycleNumber, paramType, valueConditionType, minValue, maxValue, defaultValue);
+    }
+
+    public void copy(final LoanProductBorrowerCycleVariations borrowerCycleVariations) {
+        this.defaultValue = borrowerCycleVariations.defaultValue;
+        this.minValue = borrowerCycleVariations.minValue;
+        this.maxValue = borrowerCycleVariations.maxValue;
+        this.valueConditionType = borrowerCycleVariations.valueConditionType;
+        this.borrowerCycleNumber = borrowerCycleVariations.borrowerCycleNumber;
+    }
+
+    public Integer getBorrowerCycleNumber() {
+        return this.borrowerCycleNumber;
+    }
+
+    public BigDecimal getMinValue() {
+        return this.minValue;
+    }
+
+    public BigDecimal getMaxValue() {
+        return this.maxValue;
+    }
+
+    public BigDecimal getDefaultValue() {
+        return this.defaultValue;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/LoanProductConfigurableAttributes.java

@@ -0,0 +1,238 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.io.Serializable;
+import java.util.Objects;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.loanproduct.LoanProductConstants;
+
+@Entity
+@Table(name = "m_product_loan_configurable_attributes")
+public class LoanProductConfigurableAttributes extends AbstractPersistableCustom implements Serializable {
+
+    @OneToOne
+    @JoinColumn(name = "loan_product_id", nullable = false)
+    private LoanProduct loanProduct;
+
+    @Column(name = "amortization_method_enum")
+    private Boolean amortizationType;
+
+    @Column(name = "interest_method_enum")
+    private Boolean interestType;
+
+    @Column(name = "loan_transaction_strategy_code")
+    private Boolean transactionProcessingStrategyCode;
+
+    @Column(name = "interest_calculated_in_period_enum")
+    private Boolean interestCalculationPeriodType;
+
+    @Column(name = "arrearstolerance_amount")
+    private Boolean inArrearsTolerance;
+
+    @Column(name = "repay_every")
+    private Boolean repaymentEvery;
+
+    @Column(name = "moratorium")
+    private Boolean graceOnPrincipalAndInterestPayment;
+
+    @Column(name = "grace_on_arrears_ageing")
+    private Boolean graceOnArrearsAgeing;
+
+    private static final String[] supportedLoanConfigurableAttributes = { LoanProductConstants.amortizationTypeParamName,
+            LoanProductConstants.interestTypeParamName, LoanProductConstants.transactionProcessingStrategyCodeParamName,
+            LoanProductConstants.interestCalculationPeriodTypeParamName, LoanProductConstants.inArrearsToleranceParamName,
+            LoanProductConstants.repaymentEveryParamName, LoanProductConstants.graceOnPrincipalAndInterestPaymentParamName,
+            LoanProductConstants.GRACE_ON_ARREARS_AGEING_PARAMETER_NAME };
+
+    public static LoanProductConfigurableAttributes createFrom(JsonCommand command) {
+
+        final Boolean amortization = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.amortizationTypeParamName).getAsBoolean();
+        final Boolean interestMethod = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.interestTypeParamName).getAsBoolean();
+        final Boolean transactionProcessingStrategy = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.transactionProcessingStrategyCodeParamName).getAsBoolean();
+        final Boolean interestCalcPeriod = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.interestCalculationPeriodTypeParamName).getAsBoolean();
+        final Boolean arrearsTolerance = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.inArrearsToleranceParamName).getAsBoolean();
+        final Boolean repaymentEvery = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.repaymentEveryParamName).getAsBoolean();
+        final Boolean graceOnPrincipalAndInterestPayment = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.graceOnPrincipalAndInterestPaymentParamName).getAsBoolean();
+        final Boolean graceOnArrearsAging = command.parsedJson().getAsJsonObject()
+                .getAsJsonObject(LoanProductConstants.allowAttributeOverridesParamName)
+                .getAsJsonPrimitive(LoanProductConstants.GRACE_ON_ARREARS_AGEING_PARAMETER_NAME).getAsBoolean();
+
+        return new LoanProductConfigurableAttributes(amortization, interestMethod, transactionProcessingStrategy, interestCalcPeriod,
+                arrearsTolerance, repaymentEvery, graceOnPrincipalAndInterestPayment, graceOnArrearsAging);
+    }
+
+    public void updateLoanProduct(final LoanProduct loanProduct) {
+        this.loanProduct = loanProduct;
+    }
+
+    public static LoanProductConfigurableAttributes populateDefaultsForConfigurableAttributes() {
+        final Boolean amortization = true;
+        final Boolean interestMethod = true;
+        final Boolean transactionProcessingStrategy = true;
+        final Boolean interestCalcPeriod = true;
+        final Boolean arrearsTolerance = true;
+        final Boolean repaymentEvery = true;
+        final Boolean graceOnPrincipalAndInterestPayment = true;
+        final Boolean graceOnArrearsAging = true;
+
+        return new LoanProductConfigurableAttributes(amortization, interestMethod, transactionProcessingStrategy, interestCalcPeriod,
+                arrearsTolerance, repaymentEvery, graceOnPrincipalAndInterestPayment, graceOnArrearsAging);
+    }
+
+    public LoanProductConfigurableAttributes(Boolean amortization, Boolean interestMethod, Boolean transactionProcessingStrategyCode,
+            Boolean interestCalcPeriod, Boolean arrearsTolerance, Boolean repaymentEvery, Boolean graceOnPrincipalAndInterestPayment,
+            Boolean graceOnArrearsAging) {
+        this.amortizationType = amortization;
+        this.interestType = interestMethod;
+        this.inArrearsTolerance = arrearsTolerance;
+        this.graceOnArrearsAgeing = graceOnArrearsAging;
+        this.interestCalculationPeriodType = interestCalcPeriod;
+        this.graceOnPrincipalAndInterestPayment = graceOnPrincipalAndInterestPayment;
+        this.repaymentEvery = repaymentEvery;
+        this.transactionProcessingStrategyCode = transactionProcessingStrategyCode;
+    }
+
+    protected LoanProductConfigurableAttributes() {
+
+    }
+
+    public static String[] getAllowedLoanConfigurableAttributes() {
+        return supportedLoanConfigurableAttributes;
+    }
+
+    public LoanProduct getLoanProduct() {
+        return loanProduct;
+    }
+
+    public Boolean getAmortizationBoolean() {
+        return amortizationType;
+    }
+
+    public Boolean getInterestMethodBoolean() {
+        return interestType;
+    }
+
+    public Boolean getTransactionProcessingStrategyBoolean() {
+        return transactionProcessingStrategyCode;
+    }
+
+    public Boolean getInterestCalcPeriodBoolean() {
+        return interestCalculationPeriodType;
+    }
+
+    public Boolean getArrearsToleranceBoolean() {
+        return inArrearsTolerance;
+    }
+
+    public Boolean getRepaymentEveryBoolean() {
+        return repaymentEvery;
+    }
+
+    public Boolean getGraceOnPrincipalAndInterestPaymentBoolean() {
+        return graceOnPrincipalAndInterestPayment;
+    }
+
+    public Boolean getGraceOnArrearsAgingBoolean() {
+        return graceOnArrearsAgeing;
+    }
+
+    public void setLoanProduct(LoanProduct loanProduct) {
+        this.loanProduct = loanProduct;
+    }
+
+    public void setAmortizationType(Boolean amortizationType) {
+        this.amortizationType = amortizationType;
+    }
+
+    public void setInterestType(Boolean interestType) {
+        this.interestType = interestType;
+    }
+
+    public void setTransactionProcessingStrategyCode(Boolean transactionProcessingStrategyCode) {
+        this.transactionProcessingStrategyCode = transactionProcessingStrategyCode;
+    }
+
+    public void setInterestCalculationPeriodType(Boolean interestCalculationPeriodType) {
+        this.interestCalculationPeriodType = interestCalculationPeriodType;
+    }
+
+    public void setInArrearsTolerance(Boolean inArrearsTolerance) {
+        this.inArrearsTolerance = inArrearsTolerance;
+    }
+
+    public void setRepaymentEvery(Boolean repaymentEvery) {
+        this.repaymentEvery = repaymentEvery;
+    }
+
+    public void setGraceOnPrincipalAndInterestPayment(Boolean graceOnPrincipalAndInterestPayment) {
+        this.graceOnPrincipalAndInterestPayment = graceOnPrincipalAndInterestPayment;
+    }
+
+    public void setGraceOnArrearsAgeing(Boolean graceOnArrearsAgeing) {
+        this.graceOnArrearsAgeing = graceOnArrearsAgeing;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+
+        if (!(o instanceof LoanProductConfigurableAttributes)) {
+            return false;
+        }
+
+        LoanProductConfigurableAttributes that = (LoanProductConfigurableAttributes) o;
+
+        return Objects.equals(loanProduct, that.loanProduct) && Objects.equals(amortizationType, that.amortizationType)
+                && Objects.equals(interestType, that.interestType)
+                && Objects.equals(transactionProcessingStrategyCode, that.transactionProcessingStrategyCode)
+                && Objects.equals(interestCalculationPeriodType, that.interestCalculationPeriodType)
+                && Objects.equals(inArrearsTolerance, that.inArrearsTolerance) && Objects.equals(repaymentEvery, that.repaymentEvery)
+                && Objects.equals(graceOnPrincipalAndInterestPayment, that.graceOnPrincipalAndInterestPayment)
+                && Objects.equals(graceOnArrearsAgeing, that.graceOnArrearsAgeing);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(loanProduct, amortizationType, interestType, transactionProcessingStrategyCode, interestCalculationPeriodType,
+                inArrearsTolerance, repaymentEvery, graceOnPrincipalAndInterestPayment, graceOnArrearsAgeing);
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/LoanProductFloatingRates.java

@@ -0,0 +1,160 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.math.BigDecimal;
+import java.util.Collection;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.floatingrates.data.FloatingRateDTO;
+import org.apache.fineract.portfolio.floatingrates.data.FloatingRatePeriodData;
+import org.apache.fineract.portfolio.floatingrates.domain.FloatingRate;
+
+@Entity
+@Table(name = "m_product_loan_floating_rates")
+public class LoanProductFloatingRates extends AbstractPersistableCustom {
+
+    @OneToOne
+    @JoinColumn(name = "loan_product_id", nullable = false)
+    private LoanProduct loanProduct;
+
+    @ManyToOne
+    @JoinColumn(name = "floating_rates_id", nullable = false)
+    private FloatingRate floatingRate;
+
+    @Column(name = "interest_rate_differential", nullable = false)
+    private BigDecimal interestRateDifferential;
+
+    @Column(name = "min_differential_lending_rate", nullable = false)
+    private BigDecimal minDifferentialLendingRate;
+
+    @Column(name = "default_differential_lending_rate", nullable = false)
+    private BigDecimal defaultDifferentialLendingRate;
+
+    @Column(name = "max_differential_lending_rate", nullable = false)
+    private BigDecimal maxDifferentialLendingRate;
+
+    @Column(name = "is_floating_interest_rate_calculation_allowed", nullable = false)
+    private boolean isFloatingInterestRateCalculationAllowed;
+
+    public LoanProductFloatingRates() {
+
+    }
+
+    public LoanProductFloatingRates(FloatingRate floatingRate, LoanProduct loanProduct, BigDecimal interestRateDifferential,
+            BigDecimal minDifferentialLendingRate, BigDecimal maxDifferentialLendingRate, BigDecimal defaultDifferentialLendingRate,
+            boolean isFloatingInterestRateCalculationAllowed) {
+        this.floatingRate = floatingRate;
+        this.loanProduct = loanProduct;
+        this.interestRateDifferential = interestRateDifferential;
+        this.minDifferentialLendingRate = minDifferentialLendingRate;
+        this.maxDifferentialLendingRate = maxDifferentialLendingRate;
+        this.defaultDifferentialLendingRate = defaultDifferentialLendingRate;
+        this.isFloatingInterestRateCalculationAllowed = isFloatingInterestRateCalculationAllowed;
+    }
+
+    public LoanProduct getLoanProduct() {
+        return this.loanProduct;
+    }
+
+    public FloatingRate getFloatingRate() {
+        return this.floatingRate;
+    }
+
+    public BigDecimal getInterestRateDifferential() {
+        return this.interestRateDifferential;
+    }
+
+    public BigDecimal getMinDifferentialLendingRate() {
+        return this.minDifferentialLendingRate;
+    }
+
+    public BigDecimal getDefaultDifferentialLendingRate() {
+        return this.defaultDifferentialLendingRate;
+    }
+
+    public BigDecimal getMaxDifferentialLendingRate() {
+        return this.maxDifferentialLendingRate;
+    }
+
+    public boolean isFloatingInterestRateCalculationAllowed() {
+        return this.isFloatingInterestRateCalculationAllowed;
+    }
+
+    public Map<? extends String, ?> update(JsonCommand command, FloatingRate floatingRate) {
+        final Map<String, Object> actualChanges = new LinkedHashMap<>(20);
+        if (floatingRate != null) {
+            final String floatingRatesId = "floatingRatesId";
+            if (this.floatingRate == null || command.isChangeInLongParameterNamed(floatingRatesId, this.floatingRate.getId())) {
+                final long newValue = command.longValueOfParameterNamed(floatingRatesId);
+                actualChanges.put(floatingRatesId, newValue);
+                this.floatingRate = floatingRate;
+            }
+        }
+
+        final String interestRateDifferential = "interestRateDifferential";
+        if (command.isChangeInBigDecimalParameterNamed(interestRateDifferential, this.interestRateDifferential)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(interestRateDifferential);
+            actualChanges.put(interestRateDifferential, newValue);
+            this.interestRateDifferential = newValue;
+        }
+        final String minDifferentialLendingRate = "minDifferentialLendingRate";
+        if (command.isChangeInBigDecimalParameterNamed(minDifferentialLendingRate, this.minDifferentialLendingRate)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(minDifferentialLendingRate);
+            actualChanges.put(minDifferentialLendingRate, newValue);
+            this.minDifferentialLendingRate = newValue;
+        }
+        final String defaultDifferentialLendingRate = "defaultDifferentialLendingRate";
+        if (command.isChangeInBigDecimalParameterNamed(defaultDifferentialLendingRate, this.defaultDifferentialLendingRate)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(defaultDifferentialLendingRate);
+            actualChanges.put(defaultDifferentialLendingRate, newValue);
+            this.defaultDifferentialLendingRate = newValue;
+        }
+        final String maxDifferentialLendingRate = "maxDifferentialLendingRate";
+        if (command.isChangeInBigDecimalParameterNamed(maxDifferentialLendingRate, this.maxDifferentialLendingRate)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(maxDifferentialLendingRate);
+            actualChanges.put(maxDifferentialLendingRate, newValue);
+            this.maxDifferentialLendingRate = newValue;
+        }
+        final String isFloatingInterestRateCalculationAllowed = "isFloatingInterestRateCalculationAllowed";
+        if (command.isChangeInBooleanParameterNamed(isFloatingInterestRateCalculationAllowed,
+                this.isFloatingInterestRateCalculationAllowed)) {
+            final boolean newValue = command.booleanPrimitiveValueOfParameterNamed(isFloatingInterestRateCalculationAllowed);
+            actualChanges.put(isFloatingInterestRateCalculationAllowed, newValue);
+            this.isFloatingInterestRateCalculationAllowed = newValue;
+        }
+
+        return actualChanges;
+    }
+
+    public Collection<FloatingRatePeriodData> fetchInterestRates(final FloatingRateDTO floatingRateDTO) {
+        floatingRateDTO.addInterestRateDiff(this.interestRateDifferential);
+        return floatingRate.fetchInterestRates(floatingRateDTO);
+
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/LoanProductGuaranteeDetails.java

@@ -0,0 +1,118 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.math.BigDecimal;
+import java.util.Map;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.loanproduct.LoanProductConstants;
+
+/**
+ * Entity for capturing interest recalculation settings
+ *
+ * @author conflux
+ */
+
+@Entity
+@Table(name = "m_product_loan_guarantee_details")
+public class LoanProductGuaranteeDetails extends AbstractPersistableCustom {
+
+    @OneToOne
+    @JoinColumn(name = "loan_product_id", nullable = false)
+    private LoanProduct loanProduct;
+
+    @Column(name = "mandatory_guarantee", scale = 6, precision = 19, nullable = false)
+    private BigDecimal mandatoryGuarantee;
+
+    @Column(name = "minimum_guarantee_from_own_funds", scale = 6, precision = 19)
+    private BigDecimal minimumGuaranteeFromOwnFunds;
+
+    @Column(name = "minimum_guarantee_from_guarantor_funds", scale = 6, precision = 19)
+    private BigDecimal minimumGuaranteeFromGuarantor;
+
+    protected LoanProductGuaranteeDetails() {
+        //
+    }
+
+    public static LoanProductGuaranteeDetails createFrom(final JsonCommand command) {
+
+        final BigDecimal mandatoryGuarantee = command.bigDecimalValueOfParameterNamed(LoanProductConstants.mandatoryGuaranteeParamName);
+        final BigDecimal minimumGuaranteeFromGuarantor = command
+                .bigDecimalValueOfParameterNamed(LoanProductConstants.minimumGuaranteeFromGuarantorParamName);
+        final BigDecimal minimumGuaranteeFromOwnFunds = command
+                .bigDecimalValueOfParameterNamed(LoanProductConstants.minimumGuaranteeFromOwnFundsParamName);
+
+        return new LoanProductGuaranteeDetails(mandatoryGuarantee, minimumGuaranteeFromOwnFunds, minimumGuaranteeFromGuarantor);
+    }
+
+    private LoanProductGuaranteeDetails(final BigDecimal mandatoryGuarantee, final BigDecimal minimumGuaranteeFromOwnFunds,
+            final BigDecimal minimumGuaranteeFromGuarantor) {
+        this.mandatoryGuarantee = mandatoryGuarantee;
+        this.minimumGuaranteeFromGuarantor = minimumGuaranteeFromGuarantor;
+        this.minimumGuaranteeFromOwnFunds = minimumGuaranteeFromOwnFunds;
+    }
+
+    public void updateProduct(final LoanProduct loanProduct) {
+        this.loanProduct = loanProduct;
+    }
+
+    public void update(final JsonCommand command, final Map<String, Object> actualChanges) {
+
+        if (command.isChangeInBigDecimalParameterNamed(LoanProductConstants.mandatoryGuaranteeParamName, this.mandatoryGuarantee)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(LoanProductConstants.mandatoryGuaranteeParamName);
+            actualChanges.put(LoanProductConstants.mandatoryGuaranteeParamName, newValue);
+            this.mandatoryGuarantee = newValue;
+        }
+
+        if (command.isChangeInBigDecimalParameterNamed(LoanProductConstants.minimumGuaranteeFromGuarantorParamName,
+                this.minimumGuaranteeFromGuarantor)) {
+            final BigDecimal newValue = command
+                    .bigDecimalValueOfParameterNamed(LoanProductConstants.minimumGuaranteeFromGuarantorParamName);
+            actualChanges.put(LoanProductConstants.minimumGuaranteeFromGuarantorParamName, newValue);
+            this.minimumGuaranteeFromGuarantor = newValue;
+        }
+
+        if (command.isChangeInBigDecimalParameterNamed(LoanProductConstants.minimumGuaranteeFromOwnFundsParamName,
+                this.minimumGuaranteeFromOwnFunds)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(LoanProductConstants.minimumGuaranteeFromOwnFundsParamName);
+            actualChanges.put(LoanProductConstants.minimumGuaranteeFromOwnFundsParamName, newValue);
+            this.minimumGuaranteeFromOwnFunds = newValue;
+        }
+
+    }
+
+    public BigDecimal getMandatoryGuarantee() {
+        return this.mandatoryGuarantee;
+    }
+
+    public BigDecimal getMinimumGuaranteeFromOwnFunds() {
+        return this.minimumGuaranteeFromOwnFunds;
+    }
+
+    public BigDecimal getMinimumGuaranteeFromGuarantor() {
+        return this.minimumGuaranteeFromGuarantor;
+    }
+
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/LoanProductInterestRecalculationDetails.java

@@ -0,0 +1,466 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.util.Map;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.Table;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+import org.apache.fineract.infrastructure.core.domain.AbstractPersistableCustom;
+import org.apache.fineract.portfolio.loanproduct.LoanProductConstants;
+
+/**
+ * Entity for capturing interest recalculation settings
+ *
+ * @author conflux
+ */
+
+@Entity
+@Table(name = "m_product_loan_recalculation_details")
+public class LoanProductInterestRecalculationDetails extends AbstractPersistableCustom {
+
+    @OneToOne
+    @JoinColumn(name = "product_id", nullable = false)
+    private LoanProduct loanProduct;
+
+    /**
+     * {@link InterestRecalculationCompoundingMethod}
+     */
+    @Column(name = "compound_type_enum", nullable = false)
+    private Integer interestRecalculationCompoundingMethod;
+
+    /**
+     * {@link LoanRescheduleStrategyMethod}
+     */
+    @Column(name = "reschedule_strategy_enum", nullable = false)
+    private Integer rescheduleStrategyMethod;
+
+    @Column(name = "rest_frequency_type_enum", nullable = false)
+    private Integer restFrequencyType;
+
+    @Column(name = "rest_frequency_interval", nullable = false)
+    private Integer restInterval;
+
+    @Column(name = "rest_frequency_nth_day_enum")
+    private Integer restFrequencyNthDay;
+
+    @Column(name = "rest_frequency_weekday_enum")
+    private Integer restFrequencyWeekday;
+
+    @Column(name = "rest_frequency_on_day")
+    private Integer restFrequencyOnDay;
+
+    @Column(name = "compounding_frequency_type_enum")
+    private Integer compoundingFrequencyType;
+
+    @Column(name = "compounding_frequency_interval")
+    private Integer compoundingInterval;
+
+    @Column(name = "compounding_frequency_nth_day_enum")
+    private Integer compoundingFrequencyNthDay;
+
+    @Column(name = "compounding_frequency_weekday_enum")
+    private Integer compoundingFrequencyWeekday;
+
+    @Column(name = "compounding_frequency_on_day")
+    private Integer compoundingFrequencyOnDay;
+
+    @Column(name = "arrears_based_on_original_schedule")
+    private boolean isArrearsBasedOnOriginalSchedule;
+
+    @Column(name = "pre_close_interest_calculation_strategy")
+    private Integer preClosureInterestCalculationStrategy;
+
+    @Column(name = "is_compounding_to_be_posted_as_transaction")
+    private Boolean isCompoundingToBePostedAsTransaction;
+
+    @Column(name = "allow_compounding_on_eod")
+    private Boolean allowCompoundingOnEod;
+
+    protected LoanProductInterestRecalculationDetails() {
+        //
+    }
+
+    public static LoanProductInterestRecalculationDetails createFrom(final JsonCommand command) {
+
+        final Integer interestRecalculationCompoundingMethod = InterestRecalculationCompoundingMethod
+                .fromInt(command.integerValueOfParameterNamed(LoanProductConstants.interestRecalculationCompoundingMethodParameterName))
+                .getValue();
+
+        final Integer loanRescheduleStrategyMethod = LoanRescheduleStrategyMethod
+                .fromInt(command.integerValueOfParameterNamed(LoanProductConstants.rescheduleStrategyMethodParameterName)).getValue();
+
+        final Integer recurrenceFrequency = command
+                .integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyTypeParameterName);
+        final Integer recurrenceOnNthDay = command
+                .integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyNthDayParamName);
+        final Integer recurrenceOnDay = command.integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyOnDayParamName);
+        final Integer recurrenceOnWeekday = command
+                .integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyWeekdayParamName);
+        Integer recurrenceInterval = command
+                .integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyIntervalParameterName);
+        final boolean isArrearsBasedOnOriginalSchedule = command
+                .booleanPrimitiveValueOfParameterNamed(LoanProductConstants.isArrearsBasedOnOriginalScheduleParamName);
+        RecalculationFrequencyType frequencyType = RecalculationFrequencyType.fromInt(recurrenceFrequency);
+        if (frequencyType.isSameAsRepayment()) {
+            recurrenceInterval = 0;
+        }
+
+        InterestRecalculationCompoundingMethod compoundingMethod = InterestRecalculationCompoundingMethod
+                .fromInt(interestRecalculationCompoundingMethod);
+        Integer compoundingRecurrenceFrequency = null;
+        Integer compoundingInterval = null;
+        Integer compoundingRecurrenceOnNthDay = null;
+        Integer compoundingRecurrenceOnDay = null;
+        Integer compoundingRecurrenceOnWeekday = null;
+        boolean allowCompoundingOnEod = false;
+        if (compoundingMethod.isCompoundingEnabled()) {
+            compoundingRecurrenceFrequency = command
+                    .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyTypeParameterName);
+            compoundingInterval = command
+                    .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyIntervalParameterName);
+            RecalculationFrequencyType compoundingFrequencyType = RecalculationFrequencyType.fromInt(compoundingRecurrenceFrequency);
+            if (compoundingFrequencyType.isSameAsRepayment()) {
+                recurrenceInterval = 0;
+            }
+            compoundingRecurrenceOnNthDay = command
+                    .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyNthDayParamName);
+            compoundingRecurrenceOnDay = command
+                    .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyOnDayParamName);
+            compoundingRecurrenceOnWeekday = command
+                    .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyWeekdayParamName);
+            if (!compoundingFrequencyType.isDaily()) {
+                allowCompoundingOnEod = command.booleanPrimitiveValueOfParameterNamed(LoanProductConstants.allowCompoundingOnEodParamName);
+            }
+        }
+
+        Integer preCloseInterestCalculationStrategy = command
+                .integerValueOfParameterNamed(LoanProductConstants.preClosureInterestCalculationStrategyParamName);
+        if (preCloseInterestCalculationStrategy == null) {
+            preCloseInterestCalculationStrategy = LoanPreClosureInterestCalculationStrategy.TILL_PRE_CLOSURE_DATE.getValue();
+        }
+
+        final boolean isCompoundingToBePostedAsTransaction = command
+                .booleanPrimitiveValueOfParameterNamed(LoanProductConstants.isCompoundingToBePostedAsTransactionParamName);
+
+        return new LoanProductInterestRecalculationDetails(interestRecalculationCompoundingMethod, loanRescheduleStrategyMethod,
+                recurrenceFrequency, recurrenceInterval, recurrenceOnNthDay, recurrenceOnDay, recurrenceOnWeekday,
+                compoundingRecurrenceFrequency, compoundingInterval, compoundingRecurrenceOnNthDay, compoundingRecurrenceOnDay,
+                compoundingRecurrenceOnWeekday, isArrearsBasedOnOriginalSchedule, preCloseInterestCalculationStrategy,
+                isCompoundingToBePostedAsTransaction, allowCompoundingOnEod);
+    }
+
+    private LoanProductInterestRecalculationDetails(final Integer interestRecalculationCompoundingMethod,
+            final Integer rescheduleStrategyMethod, final Integer restFrequencyType, final Integer restInterval,
+            final Integer restFrequencyNthDay, final Integer restFrequencyOnDay, final Integer restFrequencyWeekday,
+            Integer compoundingFrequencyType, Integer compoundingInterval, final Integer compoundingFrequencyNthDay,
+            final Integer compoundingFrequencyOnDay, final Integer compoundingFrequencyWeekday,
+            final boolean isArrearsBasedOnOriginalSchedule, final Integer preCloseInterestCalculationStrategy,
+            final boolean isCompoundingToBePostedAsTransaction, final boolean allowCompoundingOnEod) {
+        this.interestRecalculationCompoundingMethod = interestRecalculationCompoundingMethod;
+        this.rescheduleStrategyMethod = rescheduleStrategyMethod;
+        this.restFrequencyType = restFrequencyType;
+        this.restInterval = restInterval;
+        this.restFrequencyNthDay = restFrequencyNthDay;
+        this.restFrequencyOnDay = restFrequencyOnDay;
+        this.restFrequencyWeekday = restFrequencyWeekday;
+        this.compoundingFrequencyType = compoundingFrequencyType;
+        this.compoundingInterval = compoundingInterval;
+        this.compoundingFrequencyNthDay = compoundingFrequencyNthDay;
+        this.compoundingFrequencyOnDay = compoundingFrequencyOnDay;
+        this.compoundingFrequencyWeekday = compoundingFrequencyWeekday;
+        this.isArrearsBasedOnOriginalSchedule = isArrearsBasedOnOriginalSchedule;
+        this.preClosureInterestCalculationStrategy = preCloseInterestCalculationStrategy;
+        this.isCompoundingToBePostedAsTransaction = isCompoundingToBePostedAsTransaction;
+        this.allowCompoundingOnEod = allowCompoundingOnEod;
+    }
+
+    public void updateProduct(final LoanProduct loanProduct) {
+        this.loanProduct = loanProduct;
+    }
+
+    public Integer getInterestRecalculationCompoundingMethod() {
+        return this.interestRecalculationCompoundingMethod;
+    }
+
+    public Integer getRescheduleStrategyMethod() {
+        return this.rescheduleStrategyMethod;
+    }
+
+    public void update(final JsonCommand command, final Map<String, Object> actualChanges, final String localeAsInput) {
+
+        if (command.isChangeInIntegerParameterNamed(LoanProductConstants.interestRecalculationCompoundingMethodParameterName,
+                this.interestRecalculationCompoundingMethod)) {
+            final Integer newValue = command
+                    .integerValueOfParameterNamed(LoanProductConstants.interestRecalculationCompoundingMethodParameterName);
+            actualChanges.put(LoanProductConstants.interestRecalculationCompoundingMethodParameterName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.interestRecalculationCompoundingMethod = InterestRecalculationCompoundingMethod.fromInt(newValue).getValue();
+        }
+
+        if (command.isChangeInIntegerParameterNamed(LoanProductConstants.rescheduleStrategyMethodParameterName,
+                this.rescheduleStrategyMethod)) {
+            final Integer newValue = command.integerValueOfParameterNamed(LoanProductConstants.rescheduleStrategyMethodParameterName);
+            actualChanges.put(LoanProductConstants.rescheduleStrategyMethodParameterName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.rescheduleStrategyMethod = LoanRescheduleStrategyMethod.fromInt(newValue).getValue();
+        }
+
+        if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationRestFrequencyTypeParameterName,
+                this.restFrequencyType)) {
+            final Integer newValue = command.integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyTypeParameterName);
+            actualChanges.put(LoanProductConstants.recalculationRestFrequencyTypeParameterName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.restFrequencyType = RecalculationFrequencyType.fromInt(newValue).getValue();
+        }
+        RecalculationFrequencyType frequencyType = RecalculationFrequencyType.fromInt(this.restFrequencyType);
+        if (frequencyType.isSameAsRepayment()) {
+            this.restInterval = 0;
+            this.restFrequencyNthDay = null;
+            this.restFrequencyWeekday = null;
+            this.restFrequencyOnDay = null;
+        } else {
+            if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationRestFrequencyIntervalParameterName,
+                    this.restInterval)) {
+                Integer newValue = command
+                        .integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyIntervalParameterName);
+                actualChanges.put(LoanProductConstants.recalculationRestFrequencyIntervalParameterName, newValue);
+                actualChanges.put("locale", localeAsInput);
+                this.restInterval = newValue;
+            }
+
+            if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationRestFrequencyNthDayParamName,
+                    getRestFrequencyNthDay())) {
+                Integer newValue = command.integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyNthDayParamName);
+                actualChanges.put(LoanProductConstants.recalculationRestFrequencyNthDayParamName, newValue);
+                actualChanges.put("locale", localeAsInput);
+                this.restFrequencyNthDay = newValue;
+                this.restFrequencyOnDay = null;
+            }
+            if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationRestFrequencyWeekdayParamName,
+                    getRestFrequencyWeekday())) {
+                Integer newValue = command.integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyWeekdayParamName);
+                actualChanges.put(LoanProductConstants.recalculationRestFrequencyWeekdayParamName, newValue);
+                actualChanges.put("locale", localeAsInput);
+                this.restFrequencyWeekday = newValue;
+                this.restFrequencyOnDay = null;
+            }
+            if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationRestFrequencyOnDayParamName,
+                    getRestFrequencyOnDay())) {
+                Integer newValue = command.integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyOnDayParamName);
+                actualChanges.put(LoanProductConstants.recalculationRestFrequencyOnDayParamName, newValue);
+                actualChanges.put("locale", localeAsInput);
+                this.restFrequencyOnDay = newValue;
+                this.restFrequencyNthDay = null;
+                this.restFrequencyWeekday = null;
+            }
+
+            if (frequencyType.isWeekly()) {
+                this.restFrequencyNthDay = null;
+                this.restFrequencyOnDay = null;
+            } else if (frequencyType.isMonthly()) {
+                if (command.integerValueOfParameterNamed(LoanProductConstants.recalculationRestFrequencyOnDayParamName) != null) {
+                    this.restFrequencyNthDay = null;
+                    this.restFrequencyWeekday = null;
+                } else {
+                    this.restFrequencyOnDay = null;
+                }
+            } else if (frequencyType.isDaily()) {
+                this.restFrequencyNthDay = null;
+                this.restFrequencyWeekday = null;
+                this.restFrequencyOnDay = null;
+            }
+        }
+
+        if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyTypeParameterName,
+                this.compoundingFrequencyType)) {
+            final Integer newValue = command
+                    .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyTypeParameterName);
+            actualChanges.put(LoanProductConstants.recalculationCompoundingFrequencyTypeParameterName, newValue);
+            this.compoundingFrequencyType = RecalculationFrequencyType.fromInt(newValue).getValue();
+        }
+
+        InterestRecalculationCompoundingMethod compoundingMethod = InterestRecalculationCompoundingMethod
+                .fromInt(this.interestRecalculationCompoundingMethod);
+        if (compoundingMethod.isCompoundingEnabled()) {
+            RecalculationFrequencyType compoundingFrequencyType = RecalculationFrequencyType.fromInt(this.compoundingFrequencyType);
+            if (compoundingFrequencyType.isSameAsRepayment()) {
+                this.compoundingInterval = null;
+                this.compoundingFrequencyNthDay = null;
+                this.compoundingFrequencyWeekday = null;
+                this.compoundingFrequencyOnDay = null;
+            } else {
+                if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyIntervalParameterName,
+                        this.compoundingInterval)) {
+                    Integer newValue = command
+                            .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyIntervalParameterName);
+                    actualChanges.put(LoanProductConstants.recalculationCompoundingFrequencyIntervalParameterName, newValue);
+                    this.compoundingInterval = newValue;
+                }
+
+                if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyNthDayParamName,
+                        getCompoundingFrequencyNthDay())) {
+                    Integer newValue = command
+                            .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyNthDayParamName);
+                    actualChanges.put(LoanProductConstants.recalculationCompoundingFrequencyNthDayParamName, newValue);
+                    actualChanges.put("locale", localeAsInput);
+                    this.compoundingFrequencyNthDay = newValue;
+                    this.compoundingFrequencyOnDay = null;
+                }
+                if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyWeekdayParamName,
+                        getCompoundingFrequencyWeekday())) {
+                    Integer newValue = command
+                            .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyWeekdayParamName);
+                    actualChanges.put(LoanProductConstants.recalculationCompoundingFrequencyWeekdayParamName, newValue);
+                    actualChanges.put("locale", localeAsInput);
+                    this.compoundingFrequencyWeekday = newValue;
+                    this.compoundingFrequencyOnDay = null;
+                }
+                if (command.isChangeInIntegerParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyOnDayParamName,
+                        getCompoundingFrequencyOnDay())) {
+                    Integer newValue = command
+                            .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyOnDayParamName);
+                    actualChanges.put(LoanProductConstants.recalculationCompoundingFrequencyOnDayParamName, newValue);
+                    actualChanges.put("locale", localeAsInput);
+                    this.compoundingFrequencyOnDay = newValue;
+                    this.compoundingFrequencyNthDay = null;
+                    this.compoundingFrequencyWeekday = null;
+                }
+
+                if (compoundingFrequencyType.isWeekly()) {
+                    this.compoundingFrequencyNthDay = null;
+                    this.compoundingFrequencyOnDay = null;
+                } else if (compoundingFrequencyType.isMonthly()) {
+                    if (command
+                            .integerValueOfParameterNamed(LoanProductConstants.recalculationCompoundingFrequencyOnDayParamName) != null) {
+                        this.compoundingFrequencyNthDay = null;
+                        this.compoundingFrequencyWeekday = null;
+                    } else {
+                        this.compoundingFrequencyOnDay = null;
+                    }
+                } else if (compoundingFrequencyType.isDaily()) {
+                    this.compoundingFrequencyNthDay = null;
+                    this.compoundingFrequencyWeekday = null;
+                    this.compoundingFrequencyOnDay = null;
+                }
+            }
+            if (!compoundingFrequencyType.isDaily()) {
+                if (command.isChangeInBooleanParameterNamed(LoanProductConstants.allowCompoundingOnEodParamName, allowCompoundingOnEod())) {
+                    boolean newValue = command.booleanPrimitiveValueOfParameterNamed(LoanProductConstants.allowCompoundingOnEodParamName);
+                    actualChanges.put(LoanProductConstants.allowCompoundingOnEodParamName, newValue);
+                    this.allowCompoundingOnEod = newValue;
+                }
+            } else {
+                this.allowCompoundingOnEod = false;
+            }
+        } else {
+            this.compoundingFrequencyType = null;
+            this.compoundingInterval = null;
+            this.compoundingFrequencyNthDay = null;
+            this.compoundingFrequencyWeekday = null;
+            this.compoundingFrequencyOnDay = null;
+        }
+
+        if (command.isChangeInBooleanParameterNamed(LoanProductConstants.isArrearsBasedOnOriginalScheduleParamName,
+                this.isArrearsBasedOnOriginalSchedule)) {
+            final boolean newValue = command
+                    .booleanPrimitiveValueOfParameterNamed(LoanProductConstants.isArrearsBasedOnOriginalScheduleParamName);
+            actualChanges.put(LoanProductConstants.isArrearsBasedOnOriginalScheduleParamName, newValue);
+            this.isArrearsBasedOnOriginalSchedule = newValue;
+        }
+
+        if (command.isChangeInIntegerParameterNamed(LoanProductConstants.preClosureInterestCalculationStrategyParamName,
+                this.preClosureInterestCalculationStrategy)) {
+            Integer newValue = command.integerValueOfParameterNamed(LoanProductConstants.preClosureInterestCalculationStrategyParamName);
+            if (newValue == null) {
+                newValue = LoanPreClosureInterestCalculationStrategy.TILL_PRE_CLOSURE_DATE.getValue();
+            }
+            actualChanges.put(LoanProductConstants.preClosureInterestCalculationStrategyParamName, newValue);
+            this.preClosureInterestCalculationStrategy = newValue;
+        }
+
+        if (command.isChangeInBooleanParameterNamed(LoanProductConstants.isCompoundingToBePostedAsTransactionParamName,
+                this.isCompoundingToBePostedAsTransaction)) {
+            final boolean newValue = command
+                    .booleanPrimitiveValueOfParameterNamed(LoanProductConstants.isCompoundingToBePostedAsTransactionParamName);
+            actualChanges.put(LoanProductConstants.isCompoundingToBePostedAsTransactionParamName, newValue);
+            this.isCompoundingToBePostedAsTransaction = newValue;
+        }
+
+    }
+
+    public RecalculationFrequencyType getRestFrequencyType() {
+        return RecalculationFrequencyType.fromInt(this.restFrequencyType);
+    }
+
+    public Integer getRestInterval() {
+        return this.restInterval;
+    }
+
+    public RecalculationFrequencyType getCompoundingFrequencyType() {
+        return RecalculationFrequencyType.fromInt(this.compoundingFrequencyType);
+    }
+
+    public Integer getCompoundingInterval() {
+        return this.compoundingInterval;
+    }
+
+    public boolean isArrearsBasedOnOriginalSchedule() {
+        return this.isArrearsBasedOnOriginalSchedule;
+    }
+
+    public LoanPreClosureInterestCalculationStrategy preCloseInterestCalculationStrategy() {
+        return LoanPreClosureInterestCalculationStrategy.fromInt(this.preClosureInterestCalculationStrategy);
+    }
+
+    public Integer getRestFrequencyNthDay() {
+        return this.restFrequencyNthDay;
+    }
+
+    public Integer getRestFrequencyWeekday() {
+        return this.restFrequencyWeekday;
+    }
+
+    public Integer getRestFrequencyOnDay() {
+        return this.restFrequencyOnDay;
+    }
+
+    public Integer getCompoundingFrequencyNthDay() {
+        return this.compoundingFrequencyNthDay;
+    }
+
+    public Integer getCompoundingFrequencyWeekday() {
+        return this.compoundingFrequencyWeekday;
+    }
+
+    public Integer getCompoundingFrequencyOnDay() {
+        return this.compoundingFrequencyOnDay;
+    }
+
+    public Boolean getIsCompoundingToBePostedAsTransaction() {
+        return this.isCompoundingToBePostedAsTransaction;
+    }
+
+    public Boolean allowCompoundingOnEod() {
+        return this.allowCompoundingOnEod;
+    }
+}

fineract-loan/src/main/java/org/apache/fineract/portfolio/loanproduct/domain/LoanProductMinMaxConstraints.java

@@ -0,0 +1,172 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.fineract.portfolio.loanproduct.domain;
+
+import java.math.BigDecimal;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import javax.persistence.Column;
+import javax.persistence.Embeddable;
+import org.apache.fineract.infrastructure.core.api.JsonCommand;
+
+/**
+ * LoanProductMinMaxConstraints encapsulates all the Min and Max details of a {@link LoanProduct}.
+ */
+@Embeddable
+public class LoanProductMinMaxConstraints {
+
+    @Column(name = "min_principal_amount", scale = 6, precision = 19)
+    private BigDecimal minPrincipal;
+
+    @Column(name = "max_principal_amount", scale = 6, precision = 19)
+    private BigDecimal maxPrincipal;
+
+    @Column(name = "min_nominal_interest_rate_per_period", scale = 6, precision = 19)
+    private BigDecimal minNominalInterestRatePerPeriod;
+
+    @Column(name = "max_nominal_interest_rate_per_period", scale = 6, precision = 19)
+    private BigDecimal maxNominalInterestRatePerPeriod;
+
+    @Column(name = "min_number_of_repayments")
+    private Integer minNumberOfRepayments;
+
+    @Column(name = "max_number_of_repayments")
+    private Integer maxNumberOfRepayments;
+
+    public static LoanProductMinMaxConstraints createFrom(final BigDecimal minPrincipal, final BigDecimal maxPrincipal,
+            final BigDecimal minNominalInterestRatePerPeriod, final BigDecimal maxNominalInterestRatePerPeriod,
+            final Integer minNumberOfRepayments, final Integer maxNumberOfRepayments) {
+
+        return new LoanProductMinMaxConstraints(minPrincipal, maxPrincipal, minNominalInterestRatePerPeriod,
+                maxNominalInterestRatePerPeriod, minNumberOfRepayments, maxNumberOfRepayments);
+    }
+
+    protected LoanProductMinMaxConstraints() {
+        //
+    }
+
+    public LoanProductMinMaxConstraints(final BigDecimal defaultMinPrincipal, final BigDecimal defaultMaxPrincipal,
+            final BigDecimal defaultMinNominalInterestRatePerPeriod, final BigDecimal defaultMaxNominalInterestRatePerPeriod,
+            final Integer defaultMinNumberOfRepayments, final Integer defaultMaxNumberOfRepayments) {
+        this.minPrincipal = defaultMinPrincipal;
+        this.maxPrincipal = defaultMaxPrincipal;
+        this.minNominalInterestRatePerPeriod = defaultMinNominalInterestRatePerPeriod;
+        this.maxNominalInterestRatePerPeriod = defaultMaxNominalInterestRatePerPeriod;
+        this.minNumberOfRepayments = defaultMinNumberOfRepayments;
+        this.maxNumberOfRepayments = defaultMaxNumberOfRepayments;
+    }
+
+    public Map<String, Object> update(final JsonCommand command) {
+
+        final Map<String, Object> actualChanges = new LinkedHashMap<>(20);
+
+        final String localeAsInput = command.locale();
+
+        final String minPrincipalParamName = "minPrincipal";
+        if (command.isChangeInBigDecimalParameterNamedWithNullCheck(minPrincipalParamName, this.minPrincipal)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(minPrincipalParamName);
+            actualChanges.put(minPrincipalParamName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.minPrincipal = newValue;
+        }
+
+        final String maxPrincipalParamName = "maxPrincipal";
+        if (command.isChangeInBigDecimalParameterNamedWithNullCheck(maxPrincipalParamName, this.maxPrincipal)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(maxPrincipalParamName);
+            actualChanges.put(maxPrincipalParamName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.maxPrincipal = newValue;
+        }
+
+        final String minNumberOfRepaymentsParamName = "minNumberOfRepayments";
+        if (command.isChangeInIntegerParameterNamed(minNumberOfRepaymentsParamName, this.minNumberOfRepayments)) {
+            final Integer newValue = command.integerValueOfParameterNamed(minNumberOfRepaymentsParamName);
+            actualChanges.put(minNumberOfRepaymentsParamName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.minNumberOfRepayments = newValue;
+        }
+
+        final String maxNumberOfRepaymentsParamName = "maxNumberOfRepayments";
+        if (command.isChangeInIntegerParameterNamed(maxNumberOfRepaymentsParamName, this.maxNumberOfRepayments)) {
+            final Integer newValue = command.integerValueOfParameterNamed(maxNumberOfRepaymentsParamName);
+            actualChanges.put(maxNumberOfRepaymentsParamName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.maxNumberOfRepayments = newValue;
+        }
+
+        final String minInterestRatePerPeriodParamName = "minInterestRatePerPeriod";
+        if (command.isChangeInBigDecimalParameterNamedWithNullCheck(minInterestRatePerPeriodParamName,
+                this.minNominalInterestRatePerPeriod)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(minInterestRatePerPeriodParamName);
+            actualChanges.put(minInterestRatePerPeriodParamName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.minNominalInterestRatePerPeriod = newValue;
+        }
+
+        final String maxInterestRatePerPeriodParamName = "maxInterestRatePerPeriod";
+        if (command.isChangeInBigDecimalParameterNamedWithNullCheck(maxInterestRatePerPeriodParamName,
+                this.maxNominalInterestRatePerPeriod)) {
+            final BigDecimal newValue = command.bigDecimalValueOfParameterNamed(maxInterestRatePerPeriodParamName);
+            actualChanges.put(maxInterestRatePerPeriodParamName, newValue);
+            actualChanges.put("locale", localeAsInput);
+            this.maxNominalInterestRatePerPeriod = newValue;
+        }
+
+        return actualChanges;
+    }
+
+    public BigDecimal getMinPrincipal() {
+        return this.minPrincipal;
+    }
+
+    public BigDecimal getMaxPrincipal() {
+        return this.maxPrincipal;
+    }
+
+    public BigDecimal getMinNominalInterestRatePerPeriod() {
+        return this.minNominalInterestRatePerPeriod == null ? null
+                : BigDecimal.valueOf(Double.parseDouble(this.minNominalInterestRatePerPeriod.stripTrailingZeros().toString()));
+    }
+
+    public BigDecimal getMaxNominalInterestRatePerPeriod() {
+        return this.maxNominalInterestRatePerPeriod == null ? null
+                : BigDecimal.valueOf(Double.parseDouble(this.maxNominalInterestRatePerPeriod.stripTrailingZeros().toString()));
+    }
+
+    public Integer getMinNumberOfRepayments() {
+        return this.minNumberOfRepayments;
+    }
+
+    public Integer getMaxNumberOfRepayments() {
+        return this.maxNumberOfRepayments;
+    }
+
+    public void updateForFloatingInterestRates() {
+        this.minNominalInterestRatePerPeriod = null;
+        this.maxNominalInterestRatePerPeriod = null;
+    }
+
+    public void setMinNominalInterestRatePerPeriod(BigDecimal minNominalInterestRatePerPeriod) {
+        this.minNominalInterestRatePerPeriod = minNominalInterestRatePerPeriod;
+    }
+
+    public void setMaxNominalInterestRatePerPeriod(BigDecimal maxNominalInterestRatePerPeriod) {
+        this.maxNominalInterestRatePerPeriod = maxNominalInterestRatePerPeriod;
+    }
+}