code: public static Map<String, String> getServerErrorMap(HttpServletRequest request, Exception e) {
          Map<String, String> attributes = new HashMap<>(4);
          attributes.put("code", "500");
          attributes.put("message", e.getMessage());
          String queryString = request.getQueryString();
          attributes.put("url", request.getRequestURI() + (Checker.isEmpty(queryString) ? "" : "?" + queryString));
          return attributes;
      }
docs: 获取服务端错误消息
  
  @param request {@link HttpServletRequest}
  @param e {@link Exception}
  
  @return {@link Map}
  
  @since 1.1.1