private function createBuiltInServer()
    {
        $nb_server = new CNabuBuiltInServer();
        $nb_server_host = new CNabuBuiltInServerHost();

        $host_path = $this->nb_http_server->getHostBaseDirectory();
        $server_path = dirname($host_path);

        $nb_server->setBasePath(NABU_BASE_PATH);
        $nb_server->setVirtualHostsPath($server_path);

        $this->nb_http_server->setServer($nb_server);
        $this->nb_http_server->setServerHost($nb_server_host);
    }