Edit file File name : BlockingStoreInterface.php Content :<?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\Lock; use Symfony\Component\Lock\Exception\LockConflictedException; /** * @author Hamza Amrouche <hamza.simperfit@gmail.com> */ interface BlockingStoreInterface extends PersistingStoreInterface { /** * Waits until a key becomes free, then stores the resource. * * @throws LockConflictedException */ public function waitAndSave(Key $key); } Save