Trigger.Trigger.Trigger.Trigger.Trigger.TriggerTrigger.Trigger.TriggerOperator with sensible default values.Trigger based on the unique trigger id.Triggers registered with the trigger service for the given triggerGroup.Triggers registered with the trigger service.initialize() before they use this class.TriggerDao.ScheduledTrigger is scheduled in the scheduler or not.Trigger with trigger service.Trigger using the scheduler.Trigger is invoked.Trigger.