try {
queueConnection = queueConnectionFactory.createQueueConnection();
QueueSession queueSession = queueConnection.createQueueSession(
false, Session.AUTO_ACKNOWLEDGE);
QueueSender queueSender = queueSession.createSender(queue);
TextMessage message = queueSession.createTextMessage();
message.setStringProperty("messageType", messageType);
message.setText(contents);
queueSender.send(message);
return NotificationAcknowledgment.getAckString();