MIFOSX-42 Attach charges to loan products.

mifosng-provider/src/main/java/org/mifosng/platform/api/LoanProductsApiResource.java

@@ -18,11 +18,13 @@ import javax.ws.rs.core.Response;
 import javax.ws.rs.core.UriInfo;
 
 import org.mifosng.platform.api.commands.LoanProductCommand;
+import org.mifosng.platform.api.data.ChargeData;
 import org.mifosng.platform.api.data.EntityIdentifier;
 import org.mifosng.platform.api.data.LoanProductData;
 import org.mifosng.platform.api.infrastructure.ApiDataConversionService;
 import org.mifosng.platform.api.infrastructure.ApiJsonSerializerService;
 import org.mifosng.platform.api.infrastructure.ApiParameterHelper;
+import org.mifosng.platform.charge.service.ChargeReadPlatformService;
 import org.mifosng.platform.loanproduct.service.LoanProductReadPlatformService;
 import org.mifosng.platform.loanproduct.service.LoanProductWritePlatformService;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -40,6 +42,9 @@ public class LoanProductsApiResource {
 	@Autowired
 	private LoanProductWritePlatformService loanProductWritePlatformService;
 
+    @Autowired
+    private ChargeReadPlatformService chargeReadPlatformService;
+
 	@Autowired
 	private ApiDataConversionService apiDataConversionService;
 	
@@ -67,7 +72,7 @@ public class LoanProductsApiResource {
 				Arrays.asList("id", "name", "description", "fundId", "fundName", "principal", "inArrearsTolerance", "numberOfRepayments",
 						"repaymentEvery", "interestRatePerPeriod", "annualInterestRate", 
 						"repaymentFrequencyType", "interestRateFrequencyType", "amortizationType", "interestType", "interestCalculationPeriodType",
-						"createdOn", "lastModifedOn")
+						"charges", "createdOn", "lastModifedOn")
 		);
 		
 		Set<String> responseParameters = ApiParameterHelper.extractFieldsForResponseIfProvided(uriInfo.getQueryParameters());
@@ -97,9 +102,9 @@ public class LoanProductsApiResource {
 				Arrays.asList("id", "name", "description", "fundId", "fundName", "transactionProcessingStrategyId", "transactionProcessingStrategyName",  
 						"principal", "inArrearsTolerance", "numberOfRepayments",
 						"repaymentEvery", "interestRatePerPeriod", "annualInterestRate", 
-						"repaymentFrequencyType", "interestRateFrequencyType", "amortizationType", "interestType", "interestCalculationPeriodType",
+						"repaymentFrequencyType", "interestRateFrequencyType", "amortizationType", "interestType", "interestCalculationPeriodType", "charges",
 						"createdOn", "lastModifedOn","currencyOptions", "amortizationTypeOptions", "interestTypeOptions", "interestCalculationPeriodTypeOptions", 
-						"repaymentFrequencyTypeOptions", "interestRateFrequencyTypeOptions", "fundOptions", "transactionProcessingStrategyOptions")
+						"repaymentFrequencyTypeOptions", "interestRateFrequencyTypeOptions", "fundOptions", "transactionProcessingStrategyOptions", "chargeOptions")
 		);
 		
 		Set<String> responseParameters = ApiParameterHelper.extractFieldsForResponseIfProvided(uriInfo.getQueryParameters());
@@ -124,7 +129,8 @@ public class LoanProductsApiResource {
 						"transactionProcessingStrategyId", "transactionProcessingStrategyName",
 						"principal", "inArrearsTolerance", "numberOfRepayments",
 						"repaymentEvery", "interestRatePerPeriod", "annualInterestRate", 
-						"repaymentFrequencyType", "interestRateFrequencyType", "amortizationType", "interestType", "interestCalculationPeriodType",
+						"repaymentFrequencyType", "interestRateFrequencyType", "amortizationType", "interestType",
+                        "interestCalculationPeriodType", "charges",
 						"createdOn", "lastModifedOn")
 		);
 		
@@ -138,7 +144,10 @@ public class LoanProductsApiResource {
 		LoanProductData loanProduct = this.loanProductReadPlatformService.retrieveLoanProduct(productId);
 		if (template) {
 			responseParameters.addAll(Arrays.asList("currencyOptions", "amortizationTypeOptions", "interestTypeOptions", "interestCalculationPeriodTypeOptions", 
-					"repaymentFrequencyTypeOptions", "interestRateFrequencyTypeOptions", "fundOptions", "transactionProcessingStrategyOptions"));
+					"repaymentFrequencyTypeOptions", "interestRateFrequencyTypeOptions", "fundOptions", "transactionProcessingStrategyOptions", "chargeOptions"));
+            Collection<ChargeData> chargeOptions = this.chargeReadPlatformService.retrieveLoanApplicableCharges();
+            chargeOptions.removeAll(loanProduct.getCharges());
+            loanProduct.setChargeOptions(chargeOptions);
 		}
 		
 		return this.apiJsonSerializerService.serializeLoanProductDataToJson(prettyPrint, responseParameters, loanProduct);

mifosng-provider/src/main/java/org/mifosng/platform/api/commands/LoanProductCommand.java

@@ -30,7 +30,9 @@ public class LoanProductCommand {
 	private final Integer amortizationType;
 	private final Integer interestType;
 	private final Integer interestCalculationPeriodType;
-	
+
+    private final String[] charges;
+
 	private final Set<String> modifiedParameters;
 	
 	public LoanProductCommand(final Set<String> modifiedParameters, final Long id, final String name, final String description, 
@@ -39,7 +41,7 @@ public class LoanProductCommand {
 			final BigDecimal principal, final BigDecimal inArrearsTolerance, final Integer numberOfRepayments, 
 			final Integer repaymentEvery, final BigDecimal interestRatePerPeriod,
 			final Integer repaymentFrequencyType, final Integer interestRateFrequencyType, final Integer amortizationType, final Integer interestType, 
-			final Integer interestCalculationPeriodType) {
+			final Integer interestCalculationPeriodType, final String[] charges) {
 		this.modifiedParameters = modifiedParameters;
 		this.id = id;
 		this.name = name;
@@ -58,6 +60,7 @@ public class LoanProductCommand {
 		this.amortizationType = amortizationType;
 		this.interestType = interestType;
 		this.interestCalculationPeriodType = interestCalculationPeriodType;
+        this.charges = charges;
 	}
 
 	public Long getId() {
@@ -128,7 +131,11 @@ public class LoanProductCommand {
 		return interestCalculationPeriodType;
 	}
 
-	public boolean isNameChanged() {
+    public String[] getCharges() {
+        return charges;
+    }
+
+    public boolean isNameChanged() {
 		return this.modifiedParameters.contains("name");
 	}
 
@@ -191,4 +198,8 @@ public class LoanProductCommand {
 	public boolean isInterestCalculationPeriodTypeChanged() {
 		return this.modifiedParameters.contains("interestCalculationPeriodType");
 	}
+
+    public boolean isChargesChanged() {
+        return this.modifiedParameters.contains("charges");
+    }
 }

mifosng-provider/src/main/java/org/mifosng/platform/api/data/ChargeData.java

@@ -127,4 +127,15 @@ public class ChargeData {
     public List<EnumOptionData> getChargeTimeTypeOptions() {
         return chargeTimeTypeOptions;
     }
+
+    @Override
+    public boolean equals(Object obj) {
+        ChargeData chargeData = (ChargeData) obj;
+        return this.id.equals(chargeData.getId());
+    }
+
+    @Override
+    public int hashCode() {
+        return this.id.hashCode();
+    }
 }

mifosng-provider/src/main/java/org/mifosng/platform/api/data/LoanProductData.java

@@ -36,6 +36,8 @@ public class LoanProductData {
 	private EnumOptionData interestType;
 	private EnumOptionData interestCalculationPeriodType;
 
+    private Collection<ChargeData> charges;
+
 	private DateTime createdOn;
 	private DateTime lastModifedOn;
 
@@ -48,6 +50,7 @@ public class LoanProductData {
 	private List<EnumOptionData> repaymentFrequencyTypeOptions = new ArrayList<EnumOptionData>();
 	private List<EnumOptionData> interestRateFrequencyTypeOptions = new ArrayList<EnumOptionData>();
 	private List<EnumOptionData> loanTermFrequencyTypeOptions = new ArrayList<EnumOptionData>();
+    private Collection<ChargeData> chargeOptions = new ArrayList<ChargeData>();
 
 	public LoanProductData() {
 		//
@@ -354,4 +357,20 @@ public class LoanProductData {
 			List<EnumOptionData> interestCalculationPeriodTypeOptions) {
 		this.interestCalculationPeriodTypeOptions = interestCalculationPeriodTypeOptions;
 	}
+
+    public Collection<ChargeData> getCharges() {
+        return charges;
+    }
+
+    public void setCharges(Collection<ChargeData> charges) {
+        this.charges = charges;
+    }
+
+    public Collection<ChargeData> getChargeOptions() {
+        return chargeOptions;
+    }
+
+    public void setChargeOptions(Collection<ChargeData> chargeOptions) {
+        this.chargeOptions = chargeOptions;
+    }
 }

mifosng-provider/src/main/java/org/mifosng/platform/api/infrastructure/ApiDataConversionServiceImpl.java

@@ -345,13 +345,14 @@ public class ApiDataConversionServiceImpl implements ApiDataConversionService {
 			throw new InvalidJsonException();
 		}
 		
-		Type typeOfMap = new TypeToken<Map<String, String>>(){}.getType();
+		Type typeOfMap = new TypeToken<Map<String, Object>>(){}.getType();
-	    Map<String, String> requestMap = gsonConverter.fromJson(json, typeOfMap);
+	    Map<String, Object> requestMap = gsonConverter.fromJson(json, typeOfMap);
 	    
 	    Set<String> supportedParams = new HashSet<String>(
 	    		Arrays.asList("name", "description", "fundId", "transactionProcessingStrategyId", "currencyCode", "digitsAfterDecimal", 
 	    				"principal", "inArrearsTolerance", "interestRatePerPeriod", "repaymentEvery", "numberOfRepayments", 
-	    				"repaymentFrequencyType", "interestRateFrequencyType", "amortizationType", "interestType", "interestCalculationPeriodType", "locale")
+	    				"repaymentFrequencyType", "interestRateFrequencyType", "amortizationType", "interestType", "interestCalculationPeriodType",
+                        "charges", "locale")
 	    );
 	    
 	    checkForUnsupportedParameters(requestMap, supportedParams);
@@ -376,10 +377,28 @@ public class ApiDataConversionServiceImpl implements ApiDataConversionService {
 	    Integer amortizationTypeValue = extractIntegerParameter("amortizationType", requestMap, modifiedParameters);
 	    Integer interestTypeValue = extractIntegerParameter("interestType", requestMap, modifiedParameters);
 	    Integer interestCalculationPeriodTypeValue = extractIntegerParameter("interestCalculationPeriodType", requestMap, modifiedParameters);
-	    
+
+        // check array
+        JsonParser parser = new JsonParser();
+
+        String[] charges = null;
+        JsonElement element = parser.parse(json);
+        if (element.isJsonObject()) {
+            JsonObject object = element.getAsJsonObject();
+            if (object.has("charges")) {
+                modifiedParameters.add("charges");
+                JsonArray array = object.get("charges").getAsJsonArray();
+                charges = new String[array.size()];
+                for (int i=0; i<array.size(); i++) {
+                    charges[i] = array.get(i).getAsString();
+                }
+            }
+        }
+        //
+
 		return new LoanProductCommand(modifiedParameters, resourceIdentifier, name, description, fundId, transactionProcessingStrategyId, 
 				currencyCode, digitsAfterDecimalValue, principalValue, inArrearsToleranceValue, numberOfRepaymentsValue, repaymentEveryValue, interestRatePerPeriodValue,
-				repaymentFrequencyTypeValue, interestRateFrequencyTypeValue, amortizationTypeValue, interestTypeValue, interestCalculationPeriodTypeValue);
+				repaymentFrequencyTypeValue, interestRateFrequencyTypeValue, amortizationTypeValue, interestTypeValue, interestCalculationPeriodTypeValue, charges);
 	}
 	
 	@Override

mifosng-provider/src/main/java/org/mifosng/platform/api/infrastructure/GoogleGsonApiJsonSerializerService.java

@@ -72,12 +72,13 @@ public class GoogleGsonApiJsonSerializerService implements
 					"annualInterestRate", "repaymentFrequencyType",
 					"interestRateFrequencyType", "amortizationType",
 					"interestType", "interestCalculationPeriodType",
+                    "charges",
 					"createdOn", "lastModifedOn", "currencyOptions",
 					"amortizationTypeOptions", "interestTypeOptions",
 					"interestCalculationPeriodTypeOptions",
 					"repaymentFrequencyTypeOptions",
 					"interestRateFrequencyTypeOptions", "fundOptions",
-					"transactionProcessingStrategyOptions"));
+					"transactionProcessingStrategyOptions", "chargeOptions"));
 
 	private static final Set<String> SAVINGS_PRODUCT_DATA_PARAMETERS = new HashSet<String>(
 			Arrays.asList("id", "name", "description", "createdOn",

mifosng-provider/src/main/java/org/mifosng/platform/charge/domain/Charge.java

@@ -71,6 +71,14 @@ public class Charge extends AbstractAuditableCustom<AppUser, Long> {
         return amount;
     }
 
+    public String getCurrencyCode() {
+        return currencyCode;
+    }
+
+    public boolean isActive() {
+        return active;
+    }
+
     public boolean isDeleted() {
         return deleted;
     }

mifosng-provider/src/main/java/org/mifosng/platform/charge/service/ChargeReadPlatformService.java

@@ -11,4 +11,8 @@ public interface ChargeReadPlatformService {
     ChargeData retrieveCharge(Long chargeId);
 
     ChargeData retrieveNewChargeDetails();
+
+    Collection<ChargeData> retrieveLoanApplicableCharges();
+
+    Collection<ChargeData> retrieveLoanProductCharges(Long loanProductId);
 }

mifosng-provider/src/main/java/org/mifosng/platform/charge/service/ChargeReadPlatformServiceImpl.java

@@ -93,6 +93,29 @@ public class ChargeReadPlatformServiceImpl implements ChargeReadPlatformService
                 allowedChargeAppliesToOptions, allowedChargeTimeOptions);
     }
 
+    @Override
+    public Collection<ChargeData> retrieveLoanProductCharges(Long loanProductId) {
+
+        this.context.authenticatedUser();
+
+        ChargeMapper rm = new ChargeMapper();
+
+        String sql = "select " + rm.loanProductChargeSchema() + " where c.is_deleted=0 and plc.product_loan_id=?";
+
+        return this.jdbcTemplate.query(sql, rm, new Object[] {loanProductId});
+    }
+
+    @Override
+    public Collection<ChargeData> retrieveLoanApplicableCharges() {
+        this.context.authenticatedUser();
+
+        ChargeMapper rm = new ChargeMapper();
+
+        String sql = "select " + rm.chargeSchema() + " where c.is_deleted=0 and c.is_active=1 and c.charge_applies_to_enum=? order by c.name ";
+
+        return this.jdbcTemplate.query(sql, rm, new Object[] {ChargeAppliesTo.LOAN.getValue()});
+    }
+
     private static final class ChargeMapper implements RowMapper<ChargeData> {
 
         public String chargeSchema(){
@@ -104,6 +127,10 @@ public class ChargeReadPlatformServiceImpl implements ChargeReadPlatformService
                    "join m_organisation_currency oc on c.currency_code = oc.code";
         }
 
+        public String loanProductChargeSchema(){
+            return chargeSchema() + " join m_product_loan_charge plc on plc.charge_id = c.id";
+        }
+
         @Override
         public ChargeData mapRow(ResultSet rs, int rowNum) throws SQLException {
             Long id = rs.getLong("id");

mifosng-provider/src/main/java/org/mifosng/platform/exceptions/ChargeIsNotActiveException.java

@@ -0,0 +1,12 @@
+package org.mifosng.platform.exceptions;
+
+/**
+ * {@link AbstractPlatformDomainRuleException} thrown when charge is not active
+ */
+public class ChargeIsNotActiveException extends AbstractPlatformDomainRuleException{
+
+    public ChargeIsNotActiveException(final Long id) {
+        super("error.msg.charge.is.not.active", "Charge with identifier " + id + " is not active", id);
+    }
+
+}

mifosng-provider/src/main/java/org/mifosng/platform/exceptions/InvalidCurrencyException.java

@@ -0,0 +1,12 @@
+package org.mifosng.platform.exceptions;
+
+/**
+ * {@link AbstractPlatformDomainRuleException} thrown when currency mismatch occurs
+ */
+public class InvalidCurrencyException extends AbstractPlatformDomainRuleException {
+
+    public InvalidCurrencyException(final String entity, final String postFix, String defaultUserMessage, Object... defaultUserMessageArgs) {
+        super("error.msg."+entity+"."+postFix+".invalid.currency", defaultUserMessage, defaultUserMessageArgs);
+    }
+
+}

mifosng-provider/src/main/java/org/mifosng/platform/loan/domain/LoanProduct.java

@@ -1,16 +1,20 @@
 package org.mifosng.platform.loan.domain;
 
 import java.math.BigDecimal;
+import java.util.Set;
 
 import javax.persistence.Column;
 import javax.persistence.Embedded;
 import javax.persistence.Entity;
 import javax.persistence.JoinColumn;
+import javax.persistence.JoinTable;
+import javax.persistence.ManyToMany;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
 
 import org.apache.commons.lang.StringUtils;
 import org.mifosng.platform.api.commands.LoanProductCommand;
+import org.mifosng.platform.charge.domain.Charge;
 import org.mifosng.platform.currency.domain.MonetaryCurrency;
 import org.mifosng.platform.currency.domain.Money;
 import org.mifosng.platform.fund.domain.Fund;
@@ -43,6 +47,12 @@ public class LoanProduct extends AbstractAuditableCustom<AppUser, Long> {
 	@Column(name = "description")
 	private String description;
 
+    @ManyToMany
+    @JoinTable(name = "m_product_loan_charge",
+            joinColumns = @JoinColumn(name = "product_loan_id"),
+            inverseJoinColumns = @JoinColumn(name = "charge_id"))
+    private Set<Charge> charges;
+
 	@Embedded
 	private final LoanProductRelatedDetail loanProductRelatedDetail;
 
@@ -58,7 +68,7 @@ public class LoanProduct extends AbstractAuditableCustom<AppUser, Long> {
             final BigDecimal defaultNominalInterestRatePerPeriod, final PeriodFrequencyType interestPeriodFrequencyType, final BigDecimal defaultAnnualNominalInterestRate, 
             final InterestMethod interestMethod, final InterestCalculationPeriodMethod interestCalculationPeriodMethod, 
             final Integer repayEvery, final PeriodFrequencyType repaymentFrequencyType, final Integer defaultNumberOfInstallments, final AmortizationMethod amortizationMethod,
-            final BigDecimal inArrearsTolerance) {
+            final BigDecimal inArrearsTolerance, final Set<Charge> charges) {
 		this.fund = fund;
 		this.transactionProcessingStrategy = transactionProcessingStrategy;
         this.name = name.trim();
@@ -67,7 +77,11 @@ public class LoanProduct extends AbstractAuditableCustom<AppUser, Long> {
         } else {
             this.description = null;
         }
-        
+
+        if (charges != null){
+            this.charges = charges;
+        }
+
         this.loanProductRelatedDetail = new LoanProductRelatedDetail(currency,
         		defaultPrincipal, defaultNominalInterestRatePerPeriod, interestPeriodFrequencyType, defaultAnnualNominalInterestRate, 
         		interestMethod, interestCalculationPeriodMethod,
@@ -138,7 +152,8 @@ public class LoanProduct extends AbstractAuditableCustom<AppUser, Long> {
 		return transactionProcessingStrategy;
 	}
 
-	public void update(final LoanProductCommand command, final Fund fund, final LoanTransactionProcessingStrategy strategy) {
+	public void update(final LoanProductCommand command, final Fund fund, final LoanTransactionProcessingStrategy strategy,
+                       final Set<Charge> charges) {
 		
 		if (command.isNameChanged()) {
 			this.name = command.getName();
@@ -155,7 +170,11 @@ public class LoanProduct extends AbstractAuditableCustom<AppUser, Long> {
 		if (command.isTransactionProcessingStrategyChanged()) {
 			this.transactionProcessingStrategy = strategy;
 		}
-		
+
+        if (command.isChargesChanged()){
+            this.charges = charges;
+        }
+
 		this.loanProductRelatedDetail.update(command);
 	}
 }

mifosng-provider/src/main/java/org/mifosng/platform/loanproduct/service/LoanProductCommandValidator.java

@@ -45,7 +45,7 @@ public class LoanProductCommandValidator {
 		
 		baseDataValidator.reset().anyOfNotNull(command.getFundId(), command.getTransactionProcessingStrategyId(), command.getName(), command.getDescription(), command.getCurrencyCode(), command.getDigitsAfterDecimal(),
 				command.getPrincipal(), command.getInArrearsTolerance(), command.getRepaymentFrequencyType(), command.getRepaymentEvery(), command.getNumberOfRepayments(),
-				command.getInterestRatePerPeriod(), command.getInterestRateFrequencyType(), command.getAmortizationType(), command.getInterestType(), command.getInterestCalculationPeriodType());
+				command.getInterestRatePerPeriod(), command.getInterestRateFrequencyType(), command.getAmortizationType(), command.getInterestType(), command.getInterestCalculationPeriodType(), command.getCharges());
 		
 		if (!dataValidationErrors.isEmpty()) {
 			throw new PlatformApiDataValidationException("validation.msg.validation.errors.exist", "Validation errors exist.", dataValidationErrors);

mifosng-provider/src/main/java/org/mifosng/platform/loanproduct/service/LoanProductReadPlatformServiceImpl.java

@@ -7,6 +7,7 @@ import java.util.Collection;
 import java.util.List;
 
 import org.joda.time.DateTime;
+import org.mifosng.platform.api.data.ChargeData;
 import org.mifosng.platform.api.data.CurrencyData;
 import org.mifosng.platform.api.data.EnumOptionData;
 import org.mifosng.platform.api.data.FundData;
@@ -14,6 +15,7 @@ import org.mifosng.platform.api.data.LoanProductData;
 import org.mifosng.platform.api.data.LoanProductLookup;
 import org.mifosng.platform.api.data.MoneyData;
 import org.mifosng.platform.api.data.TransactionProcessingStrategyData;
+import org.mifosng.platform.charge.service.ChargeReadPlatformService;
 import org.mifosng.platform.currency.service.CurrencyReadPlatformService;
 import org.mifosng.platform.exceptions.LoanProductNotFoundException;
 import org.mifosng.platform.fund.service.FundReadPlatformService;
@@ -38,6 +40,7 @@ public class LoanProductReadPlatformServiceImpl implements LoanProductReadPlatfo
 	private final JdbcTemplate jdbcTemplate;
 	private final LoanDropdownReadPlatformService dropdownReadPlatformService;
 	private final FundReadPlatformService fundReadPlatformService;
+    private final ChargeReadPlatformService chargeReadPlatformService;
 
 	@Autowired
 	public LoanProductReadPlatformServiceImpl(
@@ -45,11 +48,13 @@ public class LoanProductReadPlatformServiceImpl implements LoanProductReadPlatfo
 			final CurrencyReadPlatformService currencyReadPlatformService,
 			final FundReadPlatformService fundReadPlatformService,
 			final LoanDropdownReadPlatformService dropdownReadPlatformService,
+            final ChargeReadPlatformService chargeReadPlatformService,
 			final TenantAwareRoutingDataSource dataSource) {
 		this.context = context;
 		this.currencyReadPlatformService = currencyReadPlatformService;
 		this.fundReadPlatformService = fundReadPlatformService;
 		this.dropdownReadPlatformService = dropdownReadPlatformService;
+        this.chargeReadPlatformService = chargeReadPlatformService;
 		this.jdbcTemplate = new JdbcTemplate(dataSource);
 	}
 
@@ -64,6 +69,9 @@ public class LoanProductReadPlatformServiceImpl implements LoanProductReadPlatfo
 			LoanProductData productData = this.jdbcTemplate.queryForObject(sql,
 					rm, new Object[] { loanProductId });
 
+            Collection<ChargeData> charges = this.chargeReadPlatformService.retrieveLoanProductCharges(loanProductId);
+            productData.setCharges(charges);
+
 			populateProductDataWithDropdownOptions(productData);
 
 			return productData;
@@ -81,7 +89,13 @@ public class LoanProductReadPlatformServiceImpl implements LoanProductReadPlatfo
 
 		String sql = "select " + rm.loanProductSchema();
 
-		return this.jdbcTemplate.query(sql, rm, new Object[] {});
+		Collection<LoanProductData> loanProducts = this.jdbcTemplate.query(sql, rm, new Object[] {});
+        for (LoanProductData loanProduct : loanProducts){
+            Collection<ChargeData> charges = this.chargeReadPlatformService.retrieveLoanProductCharges(loanProduct.getId());
+            loanProduct.setCharges(charges);
+        }
+
+        return loanProducts;
 	}
 
 	@Override
@@ -112,6 +126,8 @@ public class LoanProductReadPlatformServiceImpl implements LoanProductReadPlatfo
 		
 		productData.setInterestCalculationPeriodType(LoanEnumerations.interestCalculationPeriodType(InterestCalculationPeriodMethod.SAME_AS_REPAYMENT_PERIOD));
 
+        productData.setChargeOptions(this.chargeReadPlatformService.retrieveLoanApplicableCharges());
+
 		populateProductDataWithDropdownOptions(productData);
 		
 		productData.setPrincipal(BigDecimal.ZERO);

mifosng-provider/src/main/java/org/mifosng/platform/loanproduct/service/LoanProductWritePlatformServiceJpaRepositoryImpl.java

@@ -1,11 +1,18 @@
 package org.mifosng.platform.loanproduct.service;
 
 import java.math.BigDecimal;
+import java.util.HashSet;
+import java.util.Set;
 
 import org.mifosng.platform.api.commands.LoanProductCommand;
 import org.mifosng.platform.api.data.EntityIdentifier;
+import org.mifosng.platform.charge.domain.Charge;
+import org.mifosng.platform.charge.domain.ChargeRepository;
 import org.mifosng.platform.currency.domain.MonetaryCurrency;
+import org.mifosng.platform.exceptions.ChargeIsNotActiveException;
+import org.mifosng.platform.exceptions.ChargeNotFoundException;
 import org.mifosng.platform.exceptions.FundNotFoundException;
+import org.mifosng.platform.exceptions.InvalidCurrencyException;
 import org.mifosng.platform.exceptions.LoanProductNotFoundException;
 import org.mifosng.platform.exceptions.LoanTransactionProcessingStrategyNotFoundException;
 import org.mifosng.platform.fund.domain.Fund;
@@ -23,6 +30,7 @@ import org.mifosng.platform.security.PlatformSecurityContext;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.util.ObjectUtils;
 
 @Service
 public class LoanProductWritePlatformServiceJpaRepositoryImpl implements LoanProductWritePlatformService {
@@ -32,15 +40,18 @@ public class LoanProductWritePlatformServiceJpaRepositoryImpl implements LoanPro
 	private final AprCalculator aprCalculator;
 	private final FundRepository fundRepository;
 	private final LoanTransactionProcessingStrategyRepository loanTransactionProcessingStrategyRepository;
+    private final ChargeRepository chargeRepository;
 
 	@Autowired
 	public LoanProductWritePlatformServiceJpaRepositoryImpl(final PlatformSecurityContext context, final LoanProductRepository loanProductRepository,  
-			final AprCalculator aprCalculator, final FundRepository fundRepository, final LoanTransactionProcessingStrategyRepository loanTransactionProcessingStrategyRepository) {
+			final AprCalculator aprCalculator, final FundRepository fundRepository, final LoanTransactionProcessingStrategyRepository loanTransactionProcessingStrategyRepository,
+            final ChargeRepository chargeRepository) {
 		this.context = context;
 		this.loanProductRepository = loanProductRepository;
 		this.aprCalculator = aprCalculator;
 		this.fundRepository = fundRepository;
 		this.loanTransactionProcessingStrategyRepository = loanTransactionProcessingStrategyRepository;
+        this.chargeRepository = chargeRepository;
 	}
 	
 	@Transactional
@@ -71,13 +82,15 @@ public class LoanProductWritePlatformServiceJpaRepositoryImpl implements LoanPro
 		// associating fund with loan product at creation is optional for now.
 		Fund fund = findFundByIdIfProvided(command.getFundId());
 		LoanTransactionProcessingStrategy loanTransactionProcessingStrategy = findStrategyByIdIfProvided(command.getTransactionProcessingStrategyId());
-		
+
+        final Set<Charge> charges = this.assembleSetOfCharges(command, null);
+
 		LoanProduct loanproduct = new LoanProduct(fund, loanTransactionProcessingStrategy, 
 				command.getName(), command.getDescription(), 
 				currency, command.getPrincipal(), 
 				command.getInterestRatePerPeriod(), interestFrequencyType, annualInterestRate, interestMethod, interestCalculationPeriodMethod,
 				command.getRepaymentEvery(), repaymentFrequencyType, command.getNumberOfRepayments(), 
-				amortizationMethod, command.getInArrearsTolerance());
+				amortizationMethod, command.getInArrearsTolerance(), charges);
 		 
 		this.loanProductRepository.save(loanproduct);
 
@@ -130,11 +143,45 @@ public class LoanProductWritePlatformServiceJpaRepositoryImpl implements LoanPro
 		if (command.isTransactionProcessingStrategyChanged()) {
 			findStrategyByIdIfProvided(command.getTransactionProcessingStrategyId());
 		}
-		
+
-		product.update(command, fund, loanTransactionProcessingStrategy);
+        final Set<Charge> charges = this.assembleSetOfCharges(command, product.getCurrency().getCode());
+
+		product.update(command, fund, loanTransactionProcessingStrategy, charges);
 		
 		this.loanProductRepository.save(product);
 		
 		return new EntityIdentifier(Long.valueOf(product.getId()));
 	}
+
+    private Set<Charge> assembleSetOfCharges(final LoanProductCommand command, final String currencyCode) {
+
+        Set<Charge> charges = new HashSet<Charge>();
+        String[] chargesArray = command.getCharges();
+
+        String loanProductCurrencyCode = command.getCurrencyCode();
+        if (loanProductCurrencyCode == null){
+            loanProductCurrencyCode = currencyCode;
+        }
+
+        if (command.isChargesChanged() && !ObjectUtils.isEmpty(chargesArray)) {
+            for (String chargeId : chargesArray) {
+                Long id = Long.valueOf(chargeId);
+                Charge charge = this.chargeRepository.findOne(id);
+                if (charge == null || charge.isDeleted()) {
+                    throw new ChargeNotFoundException(id);
+                }
+                if (!charge.isActive()){
+                    throw new ChargeIsNotActiveException(id);
+                }
+                if (!loanProductCurrencyCode.equals(charge.getCurrencyCode())){
+                    String errorMessage = "Charge and Loan Product must have the same currency.";
+                    throw new InvalidCurrencyException("charge", "attach.to.loan.product", errorMessage);
+                }
+                charges.add(charge);
+            }
+        }
+
+        return charges;
+    }
+
 }