Symfony\Component\HttpKernel\Exception\FlattenException::setStatusCode PHP Method

    public function setStatusCode($status)
    {
        $this->status = $status;
    }

 /**
  * Converts an Exception to a Response.
  *
  * @param FlattenException     $exception A FlattenException instance
  * @param DebugLoggerInterface $logger    A DebugLoggerInterface instance
  * @param string               $format    The format to use for rendering (html, xml, ...)
  * @param Boolean              $embedded  Whether the rendered Response will be embedded or not
  *
  * @throws \InvalidArgumentException When the exception template does not exist
  */
 public function exceptionAction(FlattenException $exception, DebugLoggerInterface $logger = null, $format = 'html', $embedded = false)
 {
     $this->container->get('request')->setRequestFormat($format);
     $currentContent = '';
     while (false !== ($content = ob_get_clean())) {
         $currentContent .= $content;
     }
     if ('Symfony\\Component\\Security\\Exception\\AccessDeniedException' === $exception->getClass()) {
         $exception->setStatusCode($exception->getCode());
     }
     $templating = $this->container->get('templating');
     $template = 'FrameworkBundle:Exception:' . ($this->container->get('kernel')->isDebug() ? 'exception.php' : 'error.php');
     if (!$templating->exists($template)) {
         $this->container->get('request')->setRequestFormat('html');
     }
     $response = $templating->renderResponse($template, array('exception' => $exception, 'logger' => $logger, 'currentContent' => $currentContent, 'embedded' => $embedded));
     $response->setStatusCode($exception->getStatusCode());
     return $response;
 }