private void checkInboundFlight(){
  Enumeration e=currentInboundFlight.keys();
  while (e.hasMoreElements()) {
    Integer key=(Integer)e.nextElement();
    if (key.intValue() >= next_receive_seq) {
    }
  }
}

private void checkInboundFlight ( ) { Enumeration e = currentInboundFlight . keys ( ) ; while ( e . hasMoreElements ( ) ) { Integer key = ( Integer ) e . nextElement ( ) ; if ( key . intValue ( ) >= next_receive_seq ) { } } }
check that there are no " extra " messages left in the current inbound flight
