/**
*
* Copyright 2005 LogicBlaze, Inc. http://www.logicblaze.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**/
package org.servicemix.ws.notification.invoke;
import org.activemq.message.ActiveMQTopic;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.oasis_open.docs.wsn._2004._06.wsn_ws_basenotification_1_2_draft_01.TopicExpressionType;
import org.servicemix.ws.notification.TopicExpressionConverter;
import org.xmlsoap.schemas.ws._2003._03.addressing.EndpointReferenceType;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageListener;
/**
* A base class for a JMS consumer which is capable of dispatching messages to
* some WS endpoint.
*
* @version $Revision$
*/
public abstract class InvokerSupport implements MessageListener {
private static final transient Log log = LogFactory.getLog(NotificationConsumerInvoker.class);
private TopicExpressionConverter topicConverter = new TopicExpressionConverter();
private EndpointReferenceType producerReference;
public void onMessage(Message msg) {
try {
TopicExpressionType topic = extractTopic(msg);
dispatchMessage(topic, msg);
}
catch (Throwable e) {
log.error("Caught exception trying to dispatch message: " + e, e);
}
}
public EndpointReferenceType getProducerReference() {
return producerReference;
}
public void setProducerReference(EndpointReferenceType producerReference) {
this.producerReference = producerReference;
}
public TopicExpressionConverter getTopicConverter() {
return topicConverter;
}
public void setTopicConverter(TopicExpressionConverter topicConverter) {
this.topicConverter = topicConverter;
}
// Implementation methods
// -------------------------------------------------------------------------
protected TopicExpressionType extractTopic(Message msg) throws JMSException {
return topicConverter.toTopicExpression((ActiveMQTopic) msg.getJMSDestination());
}
protected abstract void dispatchMessage(TopicExpressionType topic, Message message) throws Exception;
}