==sending out message===============
factory = new TibjmsTopicConnectionFactory(Constants.url);
connection = factory.createTopicConnection(Constants.user, Constants.pass);
session = connection.createTopicSession(false, javax.jms.Session.AUTO_ACKNOWLEDGE);
topic = session.createTopic(Constants.topic);
publisher = session.createPublisher(topic);
TextMessage message = session.createTextMessage();
message.setText(messageStr);
publisher.send(message);
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