/**
  * Find title for current route in database
  *
  * @param GetResponseEvent $event
  */
 public function onKernelRequest(GetResponseEvent $event)
 {
     $request = $event->getRequest();
     if (HttpKernel::MASTER_REQUEST != $event->getRequestType() || $request->getRequestFormat() != 'html' || $request->getMethod() != 'GET' && !$request->headers->get(ResponseHashnavListener::HASH_NAVIGATION_HEADER) || $request->isXmlHttpRequest() && !$request->headers->get(ResponseHashnavListener::HASH_NAVIGATION_HEADER)) {
         // don't do anything
         return;
     }
     $route = $request->get('_route');
     $this->service->loadByRoute($route);
 }