com.sun.messaging.jms
Interfaces 
Connection
Message
QueueConnection
Session
TopicConnection
Exceptions 
IllegalStateException
InvalidClientIDException
InvalidDestinationException
InvalidSelectorException
JMSException
JMSSecurityException
MessageEOFException
MessageFormatException
MessageNotReadableException
MessageNotWriteableException
ResourceAllocationException
TransactionInProgressException
TransactionRolledBackException