@ResponseStatus(HttpStatus.OK)
    @RequestMapping(value = "/uploadHomePageItemsFromXls", method = RequestMethod.POST)
    public void uploadHomePageItemsFromXls(@RequestParam MultipartFile file,
                                           HttpServletResponse response){
        response.setContentType("text/html");
        response.setCharacterEncoding("utf-8");
        PrintWriter writer = null;
        try {
            writer = response.getWriter();
            writer.write(homePageItemService.uploadHomePageItemsFromXls(file));
        } catch (IOException e) {
            e.printStackTrace();
        }
        finally {
            if (writer != null) {
                writer.close();
            }
        }
    }