<?php
/**
 *
 * Copyright © 2016 Magento. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Framework\App;

/**
 * System cache model interface
 *
 * @api
 */
interface CacheInterface
{
    /**
     * Get cache frontend API object
     *
     * @return \Magento\Framework\Cache\FrontendInterface
     */
    public function getFrontend();

    /**
     * Load data from cache by id
     *
     * @param  string $identifier
     * @return string
     */
    public function load($identifier);

    /**
     * Save data
     *
     * @param string $data
     * @param string $identifier
     * @param array $tags
     * @param int $lifeTime
     * @return bool
     */
    public function save($data, $identifier, $tags = [], $lifeTime = null);

    /**
     * Remove cached data by identifier
     *
     * @param string $identifier
     * @return bool
     */
    public function remove($identifier);

    /**
     * Clean cached data by specific tag
     *
     * @param array $tags
     * @return bool
     */
    public function clean($tags = []);
}
