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; 018 019 020 /** 021 * An exception caused by a specific message {@link Exchange} 022 * 023 * @version 024 */ 025 public class CamelExchangeException extends CamelException { 026 private static final long serialVersionUID = -8721487431101572630L; 027 // exchange is not guaranteed to be serializable so we set it as transient 028 private final transient Exchange exchange; 029 030 public CamelExchangeException(String message, Exchange exchange) { 031 super(CamelExchangeException.createExceptionMessage(message, exchange, null)); 032 this.exchange = exchange; 033 } 034 035 public CamelExchangeException(String message, Exchange exchange, Throwable cause) { 036 super(CamelExchangeException.createExceptionMessage(message, exchange, cause), cause); 037 this.exchange = exchange; 038 } 039 040 /** 041 * Returns the exchange which caused the exception 042 */ 043 public Exchange getExchange() { 044 return exchange; 045 } 046 047 /** 048 * Creates an exception message with the provided details. 049 * <p/> 050 * All fields is optional so you can pass in only an exception, or just a message etc. or any combination. 051 * 052 * @param message the message 053 * @param exchange the exchange 054 * @param cause the caused exception 055 * @return an error message (without stacktrace from exception) 056 */ 057 public static String createExceptionMessage(String message, Exchange exchange, Throwable cause) { 058 StringBuilder sb = new StringBuilder(); 059 if (message != null) { 060 sb.append(message); 061 } 062 if (exchange != null) { 063 if (sb.length() > 0) { 064 sb.append(". "); 065 } 066 sb.append(exchange); 067 } 068 if (cause != null) { 069 if (sb.length() > 0) { 070 sb.append(". "); 071 } 072 sb.append("Caused by: [" + cause.getClass().getName() + " - " + cause.getMessage() + "]"); 073 } 074 return sb.toString().trim(); 075 } 076 077 }