Chris@14: <?php
Chris@14: 
Chris@14: /*
Chris@14:  * This file is part of the Symfony package.
Chris@14:  *
Chris@14:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@14:  *
Chris@14:  * For the full copyright and license information, please view the LICENSE
Chris@14:  * file that was distributed with this source code.
Chris@14:  */
Chris@14: 
Chris@14: namespace Symfony\Component\DependencyInjection\Config;
Chris@14: 
Chris@14: use Symfony\Component\Config\Resource\ResourceInterface;
Chris@14: use Symfony\Component\Config\ResourceCheckerInterface;
Chris@14: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@14: 
Chris@14: /**
Chris@14:  * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
Chris@14:  */
Chris@14: class ContainerParametersResourceChecker implements ResourceCheckerInterface
Chris@14: {
Chris@14:     /** @var ContainerInterface */
Chris@14:     private $container;
Chris@14: 
Chris@14:     public function __construct(ContainerInterface $container)
Chris@14:     {
Chris@14:         $this->container = $container;
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function supports(ResourceInterface $metadata)
Chris@14:     {
Chris@14:         return $metadata instanceof ContainerParametersResource;
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function isFresh(ResourceInterface $resource, $timestamp)
Chris@14:     {
Chris@14:         foreach ($resource->getParameters() as $key => $value) {
Chris@14:             if (!$this->container->hasParameter($key) || $this->container->getParameter($key) !== $value) {
Chris@14:                 return false;
Chris@14:             }
Chris@14:         }
Chris@14: 
Chris@14:         return true;
Chris@14:     }
Chris@14: }