From 9ad66940219cc878ae89888c634a5caddc898066 Mon Sep 17 00:00:00 2001
From: ebouvard <ebouvard@opensense.fr>
Date: Tue, 1 Jun 2021 17:53:02 +0200
Subject: [PATCH] Block transfer between different currencies (FINERACT-1355)

---
 .../DifferentCurrenciesException.java         | 28 +++++++++++++++++++
 ...ountTransfersWritePlatformServiceImpl.java |  6 ++++
 2 files changed, 34 insertions(+)
 create mode 100644 fineract-provider/src/main/java/org/apache/fineract/portfolio/account/exception/DifferentCurrenciesException.java

diff --git a/fineract-provider/src/main/java/org/apache/fineract/portfolio/account/exception/DifferentCurrenciesException.java b/fineract-provider/src/main/java/org/apache/fineract/portfolio/account/exception/DifferentCurrenciesException.java
new file mode 100644
index 000000000..7514b32f2
--- /dev/null
+++ b/fineract-provider/src/main/java/org/apache/fineract/portfolio/account/exception/DifferentCurrenciesException.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.account.exception;
+
+import org.apache.fineract.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+public class DifferentCurrenciesException extends AbstractPlatformDomainRuleException {
+
+    public DifferentCurrenciesException(final String currency1, final String currency2) {
+        super("error.msg.accounttransfer.different.currencies", "Trying to transfer from " + currency1 + " to " + currency2);
+    }
+}
diff --git a/fineract-provider/src/main/java/org/apache/fineract/portfolio/account/service/AccountTransfersWritePlatformServiceImpl.java b/fineract-provider/src/main/java/org/apache/fineract/portfolio/account/service/AccountTransfersWritePlatformServiceImpl.java
index de6d27229..664d772cb 100644
--- a/fineract-provider/src/main/java/org/apache/fineract/portfolio/account/service/AccountTransfersWritePlatformServiceImpl.java
+++ b/fineract-provider/src/main/java/org/apache/fineract/portfolio/account/service/AccountTransfersWritePlatformServiceImpl.java
@@ -44,6 +44,7 @@ import org.apache.fineract.portfolio.account.domain.AccountTransferDetails;
 import org.apache.fineract.portfolio.account.domain.AccountTransferRepository;
 import org.apache.fineract.portfolio.account.domain.AccountTransferTransaction;
 import org.apache.fineract.portfolio.account.domain.AccountTransferType;
+import org.apache.fineract.portfolio.account.exception.DifferentCurrenciesException;
 import org.apache.fineract.portfolio.loanaccount.data.HolidayDetailDTO;
 import org.apache.fineract.portfolio.loanaccount.domain.Loan;
 import org.apache.fineract.portfolio.loanaccount.domain.LoanAccountDomainService;
@@ -144,6 +145,11 @@ public class AccountTransfersWritePlatformServiceImpl implements AccountTransfer
             final SavingsAccountTransaction deposit = this.savingsAccountDomainService.handleDeposit(toSavingsAccount, fmt, transactionDate,
                     transactionAmount, paymentDetail, isAccountTransfer, isRegularTransaction);
 
+            if (!fromSavingsAccount.getCurrency().getCode().equals(toSavingsAccount.getCurrency().getCode())) {
+                throw new DifferentCurrenciesException(fromSavingsAccount.getCurrency().getCode(),
+                        toSavingsAccount.getCurrency().getCode());
+            }
+
             final AccountTransferDetails accountTransferDetails = this.accountTransferAssembler.assembleSavingsToSavingsTransfer(command,
                     fromSavingsAccount, toSavingsAccount, withdrawal, deposit);
             this.accountTransferDetailRepository.saveAndFlush(accountTransferDetails);