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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Joas Schilling <coding@schilljs.com>
* @author Lukas Reschke <lukas@statuscode.ch>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCP\SystemTag;
use Symfony\Component\EventDispatcher\Event;
/**
* Class ManagerEvent
*
* @package OCP\SystemTag
* @since 9.0.0
*/
class ManagerEvent extends Event {
const EVENT_CREATE = 'OCP\SystemTag\ISystemTagManager::createTag';
const EVENT_UPDATE = 'OCP\SystemTag\ISystemTagManager::updateTag';
const EVENT_DELETE = 'OCP\SystemTag\ISystemTagManager::deleteTag';
/** @var string */
protected $event;
/** @var ISystemTag */
protected $tag;
/** @var ISystemTag */
protected $beforeTag;
/**
* DispatcherEvent constructor.
*
* @param string $event
* @param ISystemTag $tag
* @param ISystemTag|null $beforeTag
* @since 9.0.0
*/
public function __construct($event, ISystemTag $tag, ISystemTag $beforeTag = null) {
$this->event = $event;
$this->tag = $tag;
$this->beforeTag = $beforeTag;
}
/**
* @return string
* @since 9.0.0
*/
public function getEvent() {
return $this->event;
}
/**
* @return ISystemTag
* @since 9.0.0
*/
public function getTag() {
return $this->tag;
}
/**
* @return ISystemTag
* @since 9.0.0
*/
public function getTagBefore() {
if ($this->event !== self::EVENT_UPDATE) {
throw new \BadMethodCallException('getTagBefore is only available on the update Event');
}
return $this->beforeTag;
}
}