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<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <[email protected]> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Cache\Adapter; use Psr\Cache\CacheItemPoolInterface; use Symfony\Component\Cache\CacheItem; // Help opcache.preload discover always-needed symbols class_exists(CacheItem::class); /** * Interface for adapters managing instances of Symfony's CacheItem. * * @author Kévin Dunglas <[email protected]> */ interface AdapterInterface extends CacheItemPoolInterface { /** * {@inheritdoc} * * @return CacheItem */ public function getItem($key); /** * {@inheritdoc} * * @return \Traversable|CacheItem[] */ public function getItems(array $keys = []); /** * {@inheritdoc} * * @param string $prefix * * @return bool */ public function clear(/*string $prefix = ''*/); }