/*
* 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.objectweb.jtests.jms.framework;
import javax.jms.Session;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicPublisher;
import javax.jms.TopicSession;
import javax.jms.TopicSubscriber;
import javax.naming.Context;
import org.junit.After;
import org.junit.Before;
/**
* Creates convenient JMS Publish/Subscribe objects which can be needed for tests.
* <br />
* This class defines the setUp and tearDown methods so
* that JMS administrated objects and other "ready to use" Pub/Sub objects (that is to say topics,
* sessions, publishers and subscribers) are available conveniently for the test cases.
* <br />
* Classes which want that convenience should extend <code>PubSubTestCase</code> instead of
* <code>JMSTestCase</code>.
*/
public abstract class PubSubTestCase extends JMSTestCase {
private Context ctx;
private static final String TCF_NAME = "testTCF";
private static final String TOPIC_NAME = "testJoramTopic";
/**
* Topic used by a publisher
*/
protected Topic publisherTopic;
/**
* Publisher on queue
*/
protected TopicPublisher publisher;
/**
* TopicConnectionFactory of the publisher
*/
protected TopicConnectionFactory publisherTCF;
/**
* TopicConnection of the publisher
*/
protected TopicConnection publisherConnection;
/**
* TopicSession of the publisher (non transacted, AUTO_ACKNOWLEDGE)
*/
protected TopicSession publisherSession;
/**
* Topic used by a subscriber
*/
protected Topic subscriberTopic;
/**
* Subscriber on queue
*/
protected TopicSubscriber subscriber;
/**
* TopicConnectionFactory of the subscriber
*/
protected TopicConnectionFactory subscriberTCF;
/**
* TopicConnection of the subscriber
*/
protected TopicConnection subscriberConnection;
/**
* TopicSession of the subscriber (non transacted, AUTO_ACKNOWLEDGE)
*/
protected TopicSession subscriberSession;
/**
* Create all administrated objects connections and sessions ready to use for tests.
* <br />
* Start connections.
*/
@Override
@Before
public void setUp() throws Exception {
super.setUp();
try {
// ...and creates administrated objects and binds them
admin.createTopicConnectionFactory(PubSubTestCase.TCF_NAME);
admin.createTopic(PubSubTestCase.TOPIC_NAME);
Context ctx = admin.createContext();
publisherTCF = (TopicConnectionFactory) ctx.lookup(PubSubTestCase.TCF_NAME);
publisherTopic = (Topic) ctx.lookup(PubSubTestCase.TOPIC_NAME);
publisherConnection = publisherTCF.createTopicConnection();
publisherConnection.setClientID("publisherConnection");
publisherSession = publisherConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
publisher = publisherSession.createPublisher(publisherTopic);
subscriberTCF = (TopicConnectionFactory) ctx.lookup(PubSubTestCase.TCF_NAME);
subscriberTopic = (Topic) ctx.lookup(PubSubTestCase.TOPIC_NAME);
subscriberConnection = subscriberTCF.createTopicConnection();
subscriberConnection.setClientID("subscriberConnection");
subscriberSession = subscriberConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
subscriber = subscriberSession.createSubscriber(subscriberTopic);
publisherConnection.start();
subscriberConnection.start();
// end of client step
} catch (Exception e) {
e.printStackTrace();
throw new RuntimeException(e);
}
}
/**
* Close connections and delete administrated objects
*/
@Override
@After
public void tearDown() throws Exception {
try {
publisherConnection.close();
subscriberConnection.close();
admin.deleteTopicConnectionFactory(PubSubTestCase.TCF_NAME);
admin.deleteTopic(PubSubTestCase.TOPIC_NAME);
} catch (Exception ignored) {
} finally {
publisherTopic = null;
publisher = null;
publisherTCF = null;
publisherSession = null;
publisherConnection = null;
subscriberTopic = null;
subscriber = null;
subscriberTCF = null;
subscriberSession = null;
subscriberConnection = null;
}
super.tearDown();
}
}