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 */
017package org.apache.camel;
018
019/**
020 * Exception occurred during execution/processing of an {@link Exchange}.
021 * <p/>
022 * Is usually thrown to the caller when using the {@link org.apache.camel.ProducerTemplate}
023 * to send messages to Camel.
024 */
025public class CamelExecutionException extends RuntimeExchangeException {
026
027    public CamelExecutionException(String message, Exchange exchange) {
028        super(message, exchange);
029    }
030
031    public CamelExecutionException(String message, Exchange exchange, Throwable cause) {
032        super(message, exchange, cause);
033    }
034
035    /**
036     * Wraps the caused exception in a {@link CamelExecutionException} if its not
037     * already such an exception.
038     *
039     * @param e the caused exception
040     * @return the wrapper exception
041     */
042    public static CamelExecutionException wrapCamelExecutionException(Exchange exchange, Throwable e) {
043        if (e instanceof CamelExecutionException) {
044            // don't double wrap
045            return (CamelExecutionException) e;
046        } else {
047            return new CamelExecutionException("Exception occurred during execution", exchange, e);
048        }
049    }
050}