<?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\Contracts\Cache;
use Psr\Cache\InvalidArgumentException;
/**
* Allows invalidating cached items using tags.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
interface TagAwareCacheInterface extends CacheInterface
{
/**
* Invalidates cached items using tags.
*
* When implemented on a PSR-6 pool, invalidation should not apply
* to deferred items. Instead, they should be committed as usual.
* This allows replacing old tagged values by new ones without
* race conditions.
*
* @param string[] $tags An array of tags to invalidate
*
* @return bool True on success
*
* @throws InvalidArgumentException When $tags is not valid
*/
public function invalidateTags(array $tags);
}