Neos\Flow\Mvc\Routing\Router::route PHP Method

    public function route(Request $httpRequest)
    {
        $cachedMatchResults = $this->routerCachingService->getCachedMatchResults($httpRequest);
        if ($cachedMatchResults !== false) {
            return $cachedMatchResults;
        }
        $this->lastMatchedRoute = null;
        $this->createRoutesFromConfiguration();
        /** @var $route Route */
        foreach ($this->routes as $route) {
            if ($route->matches($httpRequest) === true) {
                $this->lastMatchedRoute = $route;
                $matchResults = $route->getMatchResults();
                if ($matchResults !== null) {
                    $this->routerCachingService->storeMatchResults($httpRequest, $matchResults);
                }
                $this->systemLogger->log(sprintf('Router route(): Route "%s" matched the path "%s".', $route->getName(), $httpRequest->getRelativePath()), LOG_DEBUG);
                return $matchResults;
            }
        }
        $this->systemLogger->log(sprintf('Router route(): No route matched the route path "%s".', $httpRequest->getRelativePath()), LOG_NOTICE);
        return null;
    }

 /**
  * @param Request $httpRequest
  * @return ActionRequest
  */
 protected function route(Request $httpRequest)
 {
     $actionRequest = new ActionRequest($httpRequest);
     $matchResults = $this->router->route($httpRequest);
     if ($matchResults !== null) {
         $requestArguments = $actionRequest->getArguments();
         $mergedArguments = Arrays::arrayMergeRecursiveOverrule($requestArguments, $matchResults);
         $actionRequest->setArguments($mergedArguments);
     }
     return $actionRequest;
 }