question: allows to retrieve class that defines contract for working with the current topic . either publishers or subscribers use it : publisher messagebus #syncpublisher topic receives object that is-a target interface from the messaging infrastructure.it calls target method with the target arguments on it then method of the interface returned by the current method ; the same method is called on handlers of all messagebusconnection #subscribe topic , object subscribers thatshould receive the message ; concode_field_sep Class<L> myListenerClass concode_elem_sep String myDisplayName concode_elem_sep BroadcastDirection myBroadcastDirection concode_field_sep String getDisplayName concode_elem_sep Topic<L> create concode_elem_sep Topic<L> create concode_elem_sep String toString concode_elem_sep BroadcastDirection getBroadcastDirection
target: Class < L > function ( ) { return myListenerClass ; }