CacheProviderInterface.php
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<?php
/**
* CacheProviderInterface.php
*
* The CacheProviderInterface interface file.
*
* PHP versions 5
*
* @author Alexander Schneider <alexanderschneider85@gmail.com>
* @copyright 2008-2017 Alexander Schneider
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License, version 2
* @version SVN: $id$
* @link http://wordpress.org/extend/plugins/user-access-manager/
*/
declare(strict_types=1);
namespace UserAccessManager\Cache;
use UserAccessManager\Config\Config;
/**
* Interface CacheProviderInterface
*
* @package UserAccessManager\Cache
*/
interface CacheProviderInterface
{
/**
* Returns the id of the cache provider.
* @return string
*/
public function getId(): string;
/**
* Initialises the cache provider object.
*/
public function init();
/**
* Returns the cache provider configuration.
* @return Config
*/
public function getConfig(): Config;
/**
* Adds a value to the cache.
* @param string $key
* @param mixed $value
*/
public function add(string $key, $value);
/**
* Returns a value from the cache.
* @param string $key
* @return mixed
*/
public function get(string $key);
/**
* Invalidates the cache.
* @param string $key
*/
public function invalidate(string $key);
}