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.activemq; 018 019import java.io.IOException; 020 021import javax.jms.JMSException; 022 023/** 024 * An exception thrown when the a connection failure is detected (peer might 025 * close the connection, or a keep alive times out, etc.) 026 * 027 * 028 */ 029public class ConnectionFailedException extends JMSException { 030 031 private static final long serialVersionUID = 2288453203492073973L; 032 033 public ConnectionFailedException(IOException cause) { 034 super("The JMS connection has failed: " + extractMessage(cause)); 035 initCause(cause); 036 setLinkedException(cause); 037 } 038 039 public ConnectionFailedException() { 040 super("The JMS connection has failed due to a Transport problem"); 041 } 042 043 private static String extractMessage(IOException cause) { 044 String m = cause.getMessage(); 045 if (m == null || m.length() == 0) { 046 m = cause.toString(); 047 } 048 return m; 049 } 050 051}