nextcloud/lib/public/Diagnostics/IEventLogger.php

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<?php
/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
*
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* @author Morris Jobke <hey@morrisjobke.de>
* @author Piotr Mrówczyński <mrow4a@yahoo.com>
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* @author Robin Appelman <robin@icewind.nl>
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*
* @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/>
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*
*/
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namespace OCP\Diagnostics;
/**
* Interface IEventLogger
*
* @package OCP\Diagnostics
* @since 8.0.0
*/
interface IEventLogger {
/**
* Mark the start of an event setting its ID $id and providing event description $description.
*
* @param string $id
* @param string $description
* @since 8.0.0
*/
public function start($id, $description);
/**
* Mark the end of an event with specific ID $id, marked by start() method.
* Ending event should store \OCP\Diagnostics\IEvent to
* be returned with getEvents() method.
*
* @param string $id
* @since 8.0.0
*/
public function end($id);
/**
* Mark the start and the end of an event with specific ID $id and description $description,
* explicitly marking start and end of the event, represented by $start and $end timestamps.
* Logging event should store \OCP\Diagnostics\IEvent to
* be returned with getEvents() method.
*
* @param string $id
* @param string $description
* @param float $start
* @param float $end
* @since 8.0.0
*/
public function log($id, $description, $start, $end);
/**
* This method should return all \OCP\Diagnostics\IEvent objects stored using
* start()/end() or log() methods
*
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* @return \OCP\Diagnostics\IEvent[]
* @since 8.0.0
*/
public function getEvents();
/**
* Activate the module for the duration of the request. Deactivated module
* does not create and store \OCP\Diagnostics\IEvent objects.
* Only activated module should create and store objects to be
* returned with getEvents() call.
*
* @since 12.0.0
*/
public function activate();
}