NoLock.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\Lock;


/**
 * A non locking lock.
 *
 * This can be used to disable locking in classes
 * requiring a lock.
 *
 * @author Wouter de Jong <wouter@wouterj.nl>
 */
final class NoLock implements SharedLockInterface {
    public function acquireRead(bool $blocking = false) : bool {
        return true;
    }
    public function acquire(bool $blocking = false) : bool {
        return true;
    }
    public function refresh(?float $ttl = null) : void {
    }
    public function isAcquired() : bool {
        return true;
    }
    public function release() : void {
    }
    public function isExpired() : bool {
        return false;
    }
    public function getRemainingLifetime() : ?float {
        return null;
    }

}