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<?php
/**
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
* @link https://cakephp.org CakePHP(tm) Project
* @since 3.0.7
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Event;
/**
* Objects implementing this interface can emit events.
*
* Objects with this interface can trigger events, and have
* an event manager retrieved from them.
*
* The Cake\Event\EventDispatcherTrait lets you easily implement
* this interface.
*
* @method \Cake\Event\EventManager getEventManager()
* @method $this setEventManager(\Cake\Event\EventManager $eventManager)
*/
interface EventDispatcherInterface
{
/**
* Wrapper for creating and dispatching events.
*
* Returns a dispatched event.
*
* @param string $name Name of the event.
* @param array|null $data Any value you wish to be transported with this event to
* it can be read by listeners.
* @param object|null $subject The object that this event applies to
* ($this by default).
*
* @return \Cake\Event\Event
*/
public function dispatchEvent($name, $data = null, $subject = null);
/**
* Returns the Cake\Event\EventManager manager instance for this object.
*
* You can use this instance to register any new listeners or callbacks to the
* object events, or create your own events and trigger them at will.
*
* @deprecated 3.5.0 Use getEventManager()/setEventManager() instead.
* @param \Cake\Event\EventManager|null $eventManager the eventManager to set
* @return \Cake\Event\EventManager
*/
public function eventManager(EventManager $eventManager = null);
}