Spring @ExceptionHandlerとRedirectAttributes

    @ExceptionHandler(MyCustomException.class)
    public String handleError1(MyCustomException e, RedirectAttributes redirectAttributes) {

        redirectAttributes.addFlashAttribute("message", "abcdefg");
        return "redirect:/viewName";

    }

    @ExceptionHandler(MultipartException.class)
    public String handleError2(MultipartException e, RedirectAttributes redirectAttributes) {

        redirectAttributes.addFlashAttribute("message", e.getCause().getMessage());
        return "redirect:/viewName";

    }