class InternalTimerServiceImpl implements InternalTimerService<N>, ProcessingTimeCallback {

	@VisibleForTesting
	int getLocalKeyGroupRangeStartIdx() {
		return this.localKeyGroupRangeStartIdx;
	}

	  InternalTimerServiceImpl(
		KeyGroupRange localKeyGroupRange,
		KeyContext keyContext,
		ProcessingTimeService processingTimeService,
		KeyGroupedInternalPriorityQueue<TimerHeapInternalTimer<K, N>> processingTimeTimersQueue,
		KeyGroupedInternalPriorityQueue<TimerHeapInternalTimer<K, N>> eventTimeTimersQueue);

}