001 /** 002 * 003 * Copyright 2005 AgilaSoft Ltd 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * 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 **/ 018 package org.logicblaze.lingo.jms; 019 020 import org.springframework.remoting.support.RemoteInvocationResult; 021 import org.logicblaze.lingo.jms.impl.DefaultJmsProducer; 022 import org.logicblaze.lingo.jms.impl.OneWayRequestor; 023 024 import javax.jms.JMSException; 025 import javax.jms.Message; 026 import javax.jms.ConnectionFactory; 027 028 /** 029 * A regular JMS message listener which can be used from inside a message driven object 030 * container. 031 * 032 * @version $Revision: 1.2 $ 033 */ 034 public class JmsServiceExporterMessageListener extends JmsServiceExporterSupport { 035 private JmsProducer producer; 036 private ConnectionFactory connectionFactory; 037 038 public void afterPropertiesSet() throws Exception { 039 if (producer == null) { 040 if (connectionFactory == null) { 041 throw new IllegalArgumentException("requestor or connectionFactory is required"); 042 } 043 else { 044 producer = DefaultJmsProducer.newInstance(connectionFactory); 045 } 046 } 047 Requestor responseRequestor = getResponseRequestor(); 048 if (responseRequestor == null) { 049 setResponseRequestor(new OneWayRequestor(producer, null)); 050 } 051 super.afterPropertiesSet(); 052 } 053 054 public JmsProducer getProducer() { 055 return producer; 056 } 057 058 public void setProducer(JmsProducer producer) { 059 this.producer = producer; 060 } 061 062 public ConnectionFactory getConnectionFactory() { 063 return connectionFactory; 064 } 065 066 public void setConnectionFactory(ConnectionFactory connectionFactory) { 067 this.connectionFactory = connectionFactory; 068 } 069 070 protected void writeRemoteInvocationResult(Message message, RemoteInvocationResult result) throws JMSException { 071 Message responseMessage = createResponseMessage(producer.getSession(), message, result); 072 producer.getMessageProducer().send(message.getJMSReplyTo(), responseMessage); 073 } 074 }