en the message is sent,
 the values of these headers are ignored. After the completion of the <code>send</code>, the headers hold the values
 specified by the method sending the message. It is possible for the <code>send</code> method not to set
 <code>JMSMessageID</code> and <code>JMSTimeStamp</code> if the setting of these headers is explicitly disabled by the
 <code>MessageProducer.setDisableMessageID</code> or <code>MessageProducer.setDisableMessageTimestamp</code> method.

 <p>
 Creating a <code>Messag