@RequiresPermissions(value = "cartype:save")
 @RequestMapping(value = "/save", method = RequestMethod.POST)
 public String editCarType(
     CarType carType,
     BindingResult bindingResult,
     @RequestParam(value = "file") MultipartFile file,
     HttpSession httpSession) {
   if (bindingResult.hasErrors()) {
     for (ObjectError error : bindingResult.getAllErrors()) {
       System.out.println(error.getObjectName() + " : " + error.getDefaultMessage());
     }
   }
   carTypeService.updateCarType(carType, file, httpSession);
   return "redirect:/admin/cartype/list";
 }