001/** 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019package org.apache.oozie.jms; 020 021import javax.jms.ExceptionListener; 022import javax.jms.JMSException; 023 024import org.apache.oozie.service.JMSAccessorService; 025import org.apache.oozie.service.Services; 026import org.apache.oozie.util.XLog; 027 028public class JMSExceptionListener implements ExceptionListener { 029 030 private static XLog LOG = XLog.getLog(JMSExceptionListener.class); 031 private JMSConnectionInfo connInfo; 032 private ConnectionContext connCtxt; 033 private boolean retry; 034 035 /** 036 * Create ExceptionLister for a JMS Connection 037 * 038 * @param connInfo Information to connect to the JMS compliant messaging service 039 * @param connCtxt The actual connection on which this listener will be registered 040 */ 041 public JMSExceptionListener(JMSConnectionInfo connInfo, ConnectionContext connCtxt, boolean retry) { 042 this.connInfo = connInfo; 043 this.connCtxt = connCtxt; 044 this.retry = retry; 045 } 046 047 @Override 048 public void onException(JMSException exception) { 049 LOG.warn("Received JMSException for [{0}]", connInfo, exception); 050 connCtxt.close(); 051 if (retry) { 052 JMSAccessorService jmsService = Services.get().get(JMSAccessorService.class); 053 jmsService.reestablishConnection(connInfo); 054 } 055 } 056 057}