Creates a JMSContext with the specified user identity and an unspecified sessionMode.

 <p>
 A connection and session are created for use by the new JMSContext. The connection is created in stopped mode but
 will be automatically started when a JMSConsumer.

 <p>
 The behaviour of the session that is created depends on whether this method is called in a Java SE environment, in
 the Jakarta EE application client container, or in the Jakarta EE web or EJB container. If this method is called in the
 Jakarta EE