@RequestMapping(value = "/add", method = RequestMethod.POST) public String addUser( @ModelAttribute("user") User user, BindingResult result, final RedirectAttributes redirectAttr) { if (result.hasErrors()) { redirectAttr.addFlashAttribute("error", true); redirectAttr.addFlashAttribute("message", result.getFieldError().getDefaultMessage()); return "redirect:/user/add"; } service.create(user); redirectAttr.addFlashAttribute("success", true); redirectAttr.addFlashAttribute("message", "Success add user!"); return "redirect:/user"; }