private function sendPreAppMethodNotAllowedResponse(Request $request, Response $response)
{
$status = HTTP_STATUS["METHOD_NOT_ALLOWED"];
$body = makeGenericBody($status);
$response->setStatus($status);
$response->setHeader("Connection", "close");
$response->setHeader("Allow", implode(",", $this->options->allowedMethods));
$response->end($body);
}