eventProcessingInterceptEntrance
fun eventProcessingInterceptEntrance(interceptors: Collection<EventProcessingInterceptor>): EventInterceptEntrance<EventProcessingInterceptor.Context, EventProcessingResult, EventProcessingContext>
fun eventProcessingInterceptEntrance(): EventInterceptEntrance<EventProcessingInterceptor.Context, EventProcessingResult, EventProcessingContext>
得到事件流程拦截器入口。