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    private static final long serialVersionUID = -5821095325248904305L;
027
028    public CamelExecutionException(String message, Exchange exchange) {
029        super(message, exchange);
030    }
031
032    public CamelExecutionException(String message, Exchange exchange, Throwable cause) {
033        super(message, exchange, cause);
034    }
035
036    /**
037     * Wraps the caused exception in a {@link CamelExecutionException} if its not
038     * already such an exception.
039     *
040     * @param e the caused exception
041     * @return the wrapper exception
042     */
043    public static CamelExecutionException wrapCamelExecutionException(Exchange exchange, Throwable e) {
044        if (e instanceof CamelExecutionException) {
045            // don't double wrap
046            return (CamelExecutionException) e;
047        } else {
048            return new CamelExecutionException("Exception occurred during execution", exchange, e);
049        }
050    }
051}