001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.camel.processor.idempotent;
018
019 import org.apache.camel.Exchange;
020 import org.apache.camel.Expression;
021 import org.apache.camel.RuntimeCamelException;
022
023 /**
024 * An exception thrown if no message ID could be found on a message which is to be used with the
025 * <a href="http://camel.apache.org/idempotent-consumer.html">Idempotent Consumer</a> pattern.
026 *
027 * @version $Revision: 738604 $
028 */
029 public class NoMessageIdException extends RuntimeCamelException {
030 private final Exchange exchange;
031 private final Expression expression;
032
033 public NoMessageIdException(Exchange exchange, Expression expression) {
034 super("No message ID could be found using expression: " + expression + " on message exchange: " + exchange);
035 this.exchange = exchange;
036 this.expression = expression;
037 }
038
039 /**
040 * The exchange which caused this failure
041 */
042 public Exchange getExchange() {
043 return exchange;
044 }
045
046 /**
047 * The expression which was used
048 */
049 public Expression getExpression() {
050 return expression;
051 }
052 }