/**
* Determines if the Response validators (ETag, Last-Modified) match
* a conditional value specified in the Request.
*
* If the Response is not modified, it sets the status code to 304 and
* removes the actual content by calling the setNotModified() method.
*
* @param Request $request A Request instance
*
* @return bool true if the Response validators match the Request, false otherwise
*
* @api
*/
public function isNotModified(Symfony\Component\HttpFoundation\Request $request)
{
return parent::isNotModified($request);
}