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.component.jms; 018 019 import javax.jms.MessageListener; 020 021 import org.apache.camel.Processor; 022 import org.apache.camel.impl.DefaultConsumer; 023 024 import org.springframework.jms.listener.AbstractMessageListenerContainer; 025 026 /** 027 * A {@link Consumer} which uses Spring's {@link AbstractMessageListenerContainer} implementations to consume JMS messages 028 * 029 * @version $Revision: 563665 $ 030 */ 031 public class JmsConsumer extends DefaultConsumer<JmsExchange> { 032 private final AbstractMessageListenerContainer listenerContainer; 033 034 public JmsConsumer(JmsEndpoint endpoint, Processor processor, AbstractMessageListenerContainer listenerContainer) { 035 super(endpoint, processor); 036 this.listenerContainer = listenerContainer; 037 038 MessageListener messageListener = createMessageListener(endpoint, processor); 039 this.listenerContainer.setMessageListener(messageListener); 040 } 041 042 public AbstractMessageListenerContainer getListenerContainer() { 043 return listenerContainer; 044 } 045 046 protected MessageListener createMessageListener(JmsEndpoint endpoint, Processor processor) { 047 EndpointMessageListener<JmsExchange> messageListener = new EndpointMessageListener<JmsExchange>(endpoint, processor); 048 messageListener.setBinding(endpoint.getBinding()); 049 return messageListener; 050 } 051 052 @Override 053 protected void doStart() throws Exception { 054 super.doStart(); 055 listenerContainer.afterPropertiesSet(); 056 listenerContainer.start(); 057 } 058 059 @Override 060 protected void doStop() throws Exception { 061 listenerContainer.stop(); 062 listenerContainer.destroy(); 063 super.doStop(); 064 } 065 }