Throw a CurrencyInUseException when a currency is being deleted that is still in use.

mifosng-provider/src/main/java/org/mifosplatform/organisation/monetary/exception/CurrencyInUseException.java

@@ -0,0 +1,22 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+package org.mifosplatform.organisation.monetary.exception;
+
+import org.mifosplatform.infrastructure.core.exception.AbstractPlatformDomainRuleException;
+
+/**
+ * A {@link RuntimeException} thrown when trying to delete a currency that is
+ * still in use.
+ */
+public class CurrencyInUseException extends AbstractPlatformDomainRuleException {
+
+	public CurrencyInUseException(final String currencyCode) {
+		super("error.msg.currency.currencyCode.inUse",
+				"Cannot remove currency with identifier " + currencyCode
+						+ " while it is still in use", currencyCode);
+	}
+
+}