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<?php
/**
* Cache Adapter Interface.
*
* @package Silla.IO
* @subpackage Core\Modules\Cache\Interfaces
* @author Plamen Nikolov <plamen@athlonsofia.com>
* @copyright Copyright (c) 2015, Silla.io
* @license http://opensource.org/licenses/GPL-3.0 GNU General Public License, version 3.0 (GPLv3)
*/
namespace Core\Modules\Cache\Interfaces;
/**
* Cache Adapter Interface.
*/
interface Adapter
{
/**
* Stores value by key.
*
* @param string $key Cache key.
* @param mixed $value Cache value.
* @param integer $expire Expire time, in seconds(optional).
*
* @return boolean
*/
public function store($key, $value, $expire = 0);
/**
* Fetches stored value by key.
*
* @param string $key Cache name.
*
* @return mixed
*/
public function fetch($key);
/**
* Checks if a key-value pair exists.
*
* @param string $key Cache key.
*
* @return boolean
*/
public function exists($key);
/**
* Removes a key-value pair.
*
* @param string $key Cache key.
*
* @return boolean
*/
public function remove($key);
}