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}