public boolean shouldFire(W window, Timers timers, StateAccessor<?> state) throws Exception { FinishedTriggers finishedSet = readFinishedBits(state.access(FINISHED_BITS_TAG)).copy(); TriggerStateMachine.TriggerContext context = contextFactory.base(window, timers, rootTrigger, finishedSet); return rootTrigger.invokeShouldFire(context); }