getLog().debug("Clearing the topic");
TopicSession subSession = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
TopicSubscriber subscriber = subSession.createDurableSubscriber(topic, "test");
TextMessage message = (TextMessage) subscriber.receive(50);
while (message != null)
message = (TextMessage) subscriber.receive(50);
subSession.close();
getLog().debug("Subscribing to topic, with null selector");
subSession = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
subscriber = subSession.createDurableSubscriber(topic, "test", null, false);