public function read($id)
    {
        $value = Cache::read($id, $this->_options['config']);

        if (empty($value)) {
            return '';
        }

        return $value;
    }
public function read($id)
    {
        $value = Cache::read($id, $this->_options['config']);

        if (empty($value)) {
            return '';
        }

        return $value;
    }
public function read ( $ id ) { $ value = Cache :: read ( $ id , $ this -> _options [ 'config' ] ) ; if ( empty ( $ value ) ) { return '' ; } return $ value ; }
Method used to read from a cache session.

@param string|int $id ID that uniquely identifies session in cache.
@return string Session data or empty string if it does not exist.
Method used to read from a cache session .