public function getRoutes()
    {
        if ($this->config['app']['debug']) {
            $html = '<pre>';
            $result = array();
            foreach ($this->modules as $module) {
                $list = $module->getControllersUrlRoutes();
                $result = array_merge($list, $result);
            }
            $html .= implode("\n", $result);
            $html .= '</pre>';
            return $html;
        }
        return "";
    }