private static function getCheckResult()
 {
     $result = empty(self::$error);
     if (!$result) {
         $lang = get_lang('VALIDATE_PARAM_FAIL', json_encode(self::$userParams, JSON_UNESCAPED_UNICODE));
         LoggerUtil::warn($lang);
     }
     return array('result' => $result, 'error' => self::$error, 'data' => self::$data);
 }