retrieves the response from the map matching the given key , blocking until it is received . concode_field_sep ConcurrentHashMap<K,SlotFuture<V>> map concode_field_sep void put
V function ( K arg0 ) { map . putIfAbsent ( arg0 , new SlotFuture < V > ( ) ) ; V loc0 = Util . safeGet ( map . get ( arg0 ) , "srini_string" ) ; map . remove ( arg0 ) ; return loc0 ; }