public boolean isEmpty ( ) throws SIConnectionDroppedException { synchronized ( queueMonitor ) { if ( state == CLOSED ) throw new SIConnectionDroppedException ( TraceNLS . getFormattedMessage ( JFapChannelConstants . MSG_BUNDLE , "PRIORITY_QUEUE_PURGED_SICJ0077" , null , "PRIORITY_QUEUE_PURGED_SICJ0077" ) ) ; return totalQueueDepth == 0 ; } }
Returns true iff this priority queue is empty .