<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Contracts\Cache;
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use Psr\Cache\InvalidArgumentException;
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/**
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* Allows invalidating cached items using tags.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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interface TagAwareCacheInterface extends CacheInterface
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{
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/**
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* Invalidates cached items using tags.
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*
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* When implemented on a PSR-6 pool, invalidation should not apply
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* to deferred items. Instead, they should be committed as usual.
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* This allows replacing old tagged values by new ones without
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* race conditions.
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*
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* @param string[] $tags An array of tags to invalidate
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*
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* @return bool True on success
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*
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* @throws InvalidArgumentException When $tags is not valid
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*/
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public function invalidateTags(array $tags);
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}
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