Cml\Model::cache PHP Метод

    public function cache($conf = 'default_cache')
    {
        if (is_array($conf)) {
            $config = $conf;
            $conf = md5(json_encode($conf));
        } else {
            $config = Config::get($conf);
        }
        if (isset(self::$cacheInstance[$conf])) {
            return self::$cacheInstance[$conf];
        } else {
            if ($config['on']) {
                self::$cacheInstance[$conf] = Cml::getContainer()->make('cache_' . strtolower($config['driver']), $config);
                return self::$cacheInstance[$conf];
            } else {
                throw new \InvalidArgumentException(Lang::get('_NOT_OPEN_', $conf));
            }
        }
    }