Provides additional Sun Java System Message Queue classes for features that relate to the MQ implementation of the Java Message Service (JMS).

Sun Java System MQ classes in this package fall into the following basic categories:

Custom Messaging Functionality

Sun Java System Message Queue provides custom message acknowledgment functionality that allows an application to acknowledge consumed messages in a CLIENT-ACKNOWLEDGE session with finer grained control than that available in the Java Message Service Specification.

Enhanced exception classes

Sun Java System Message Queue provides exception classes that enable MQ JMS clients to perform finer grained error handling than that available with standard JMS exceptions. @see javax.jms javax.jms