Specifies the "in" message reference for this exchange.
Parameters: msg - in message throws: javax.jbi.messaging.MessagingException - invalid message or the current state of the exchange does not permit this operation.
Specifies the "out" message reference for this exchange.
Parameters: msg - out message throws: javax.jbi.messaging.MessagingException - invalid message or the current state of the exchange does not permit this operation.
Fields inherited from com.sun.jbi.messaging.MessageExchangeProxy