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* symfony 5.4 (diff dev) * symfony 5.4 (working) * symfony 5.4 (update autoload) * symfony 5.4 (remove swiftmailer mailer implementation) * symfony 5.4 (php doc and split Global accessor class) ### Impacted packages: composer require php:">=7.2.5 <8.0.0" symfony/console:5.4.* symfony/dotenv:5.4.* symfony/framework-bundle:5.4.* symfony/twig-bundle:5.4.* symfony/yaml:5.4.* --update-with-dependencies composer require symfony/stopwatch:5.4.* symfony/web-profiler-bundle:5.4.* --dev --update-with-dependencies
47 lines
1.3 KiB
PHP
47 lines
1.3 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Config\Resource;
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use Symfony\Component\Config\ResourceCheckerInterface;
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/**
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* Resource checker for instances of SelfCheckingResourceInterface.
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*
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* As these resources perform the actual check themselves, we can provide
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* this class as a standard way of validating them.
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*
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* @author Matthias Pigulla <mp@webfactory.de>
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*/
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class SelfCheckingResourceChecker implements ResourceCheckerInterface
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{
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// Common shared cache, because this checker can be used in different
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// situations. For example, when using the full stack framework, the router
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// and the container have their own cache. But they may check the very same
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// resources
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private static $cache = [];
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public function supports(ResourceInterface $metadata)
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{
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return $metadata instanceof SelfCheckingResourceInterface;
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}
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/**
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* @param SelfCheckingResourceInterface $resource
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*/
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public function isFresh(ResourceInterface $resource, int $timestamp)
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{
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$key = "$resource:$timestamp";
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return self::$cache[$key] ?? self::$cache[$key] = $resource->isFresh($timestamp);
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}
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}
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