protected void listen ( ) { if ( ! connectedFlag . get ( ) || releaseNeeded . get ( ) ) { return ; } releaseNeeded . set ( true ) ; try { send ( pushListener , new OnFinishedHandler ( ) { @ Override public void onFinished ( ) { releaseNeeded . set ( false ) ; listen ( ) ; } } ) ; } catch ( Exception e ) { LOG . error ( "Error in sending long poll" , e ) ; } }
listens for the pushListener to return . The pushListener must be set and pushEnabled must be true .