File Content: ResourceInterface.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\Resource; /** * ResourceInterface is the interface that must be implemented by all Resource classes. * * @author Fabien Potencier <fabien@symfony.com> */ interface ResourceInterface { /** * Returns a string representation of the Resource. * * @return string A string representation of the Resource */ public function __toString(); /** * Returns true if the resource has not been updated since the given timestamp. * * @param integer $timestamp The last time the resource was loaded * * @return Boolean true if the resource has not been updated, false otherwise */ public function isFresh($timestamp); /** * Returns the resource tied to this Resource. * * @return mixed The resource */ public function getResource(); } Submit