org.apache.camel.component.jms.JmsTemporaryTopicEndpoint Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.component.jms;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.Session;
import javax.jms.TemporaryTopic;
/**
* A JMS Endpoint for working with a {@link TemporaryTopic}
*
* Important: Need to be really careful to always use the same Connection otherwise the destination goes stale
*/
public class JmsTemporaryTopicEndpoint extends JmsEndpoint implements DestinationEndpoint {
private Destination jmsDestination;
public JmsTemporaryTopicEndpoint(String uri, JmsComponent component, String destination, JmsConfiguration configuration) {
super(uri, component, destination, true, configuration);
}
public JmsTemporaryTopicEndpoint(String endpointUri, String destination) {
super(endpointUri, destination);
setDestinationType("temp-topic");
}
/**
* This endpoint is a singleton so that the temporary destination instances are shared across all producers and
* consumers of the same endpoint URI
*
* @return true
*/
@Override
public boolean isSingleton() {
return true;
}
@Override
public synchronized Destination getJmsDestination(Session session) throws JMSException {
if (jmsDestination == null) {
jmsDestination = createJmsDestination(session);
}
return jmsDestination;
}
protected Destination createJmsDestination(Session session) throws JMSException {
return session.createTemporaryTopic();
}
}