46 lines
1.2 KiB
PHP
46 lines
1.2 KiB
PHP
|
<?php
|
||
|
|
|
||
|
|
/*
|
||
|
|
* This file is part of the Symfony package.
|
||
|
|
*
|
||
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
||
|
|
*
|
||
|
|
* For the full copyright and license information, please view the LICENSE
|
||
|
|
* file that was distributed with this source code.
|
||
|
|
*/
|
||
|
|
|
||
|
|
namespace Symfony\Component\Config;
|
||
|
|
|
||
|
|
use Symfony\Component\Config\Resource\ResourceInterface;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Interface for ResourceCheckers.
|
||
|
|
*
|
||
|
|
* When a ResourceCheckerConfigCache instance is checked for freshness, all its associated
|
||
|
|
* metadata resources are passed to ResourceCheckers. The ResourceCheckers
|
||
|
|
* can then inspect the resources and decide whether the cache can be considered
|
||
|
|
* fresh or not.
|
||
|
|
*
|
||
|
|
* @author Matthias Pigulla <mp@webfactory.de>
|
||
|
|
* @author Benjamin Klotz <bk@webfactory.de>
|
||
|
|
*/
|
||
|
|
interface ResourceCheckerInterface
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* Queries the ResourceChecker whether it can validate a given
|
||
|
|
* resource or not.
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public function supports(ResourceInterface $metadata);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Validates the resource.
|
||
|
|
*
|
||
|
|
* @param int $timestamp The timestamp at which the cache associated with this resource was created
|
||
|
|
*
|
||
|
|
* @return bool
|
||
|
|
*/
|
||
|
|
public function isFresh(ResourceInterface $resource, int $timestamp);
|
||
|
|
}
|