@ Override public synchronized boolean cancel ( ) { if ( this . taskFuture != null && this . taskFuture . cancel ( true ) ) { this . taskStateTracker . onTaskRunCompletion ( this ) ; return true ; } else { return false ; } }
return true if the task is successfully cancelled . This method is a copy of the method in parent class . We need this copy so TaskIFaceWrapper variables are not shared between this class and its parent class