//set up some subscribers to the topic
TopicSession session = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
Topic topic = (Topic) context.lookup(TEST_TOPIC);
TopicSubscriber sub1 = session.createDurableSubscriber(topic, "sub1");
TopicSubscriber sub2 = session.createSubscriber(topic);
TopicSubscriber sub3 = session.createSubscriber(topic);
//Now a sender
TopicPublisher sender = session.createPublisher(topic);