Model/CommonAppModel.php
public function triggerEvent($event, $subject = null, $data = null) {
		return $this->getEventManager()->trigger($event, $subject, $data);
	}
public function triggerEvent($event, $subject = null, $data = null) {
		return $this->getEventManager()->trigger($event, $subject, $data);
	}
public function triggerEvent ( $ event , $ subject = null , $ data = null ) { return $ this -> getEventManager ( ) -> trigger ( $ event , $ subject , $ data ) ; }
Trigger an event using the 'Model' instead of the `CommonEventManager`.

@param string|CakeEvent $event The event key name or instance of CakeEvent.
@param object $subject Optional. Event's subject.
@param mixed $data Optional. Event's data.
@return mixed Result of the event.
Trigger an event using the Model instead of the CommonEventManager .