protected function _redirect(Subject $subject, $url = null, $status = null)
    {
        $url = $this->_redirectUrl($url);

        $subject->url = $url;
        $subject->status = $status;
        $event = $this->_trigger('beforeRedirect', $subject);

        if ($event->isStopped()) {
            return $this->_controller()->response;
        }

        return $this->_controller()->redirect($subject->url, $subject->status);
    }