@RequestMapping("savecar") public void savecar( Long cosmetics_id, Integer buy_count, Integer comstics_count, Long user_id, HttpServletResponse request, HttpServletResponse response) throws IOException { PrintWriter out = response.getWriter(); try { mpts.savecar(cosmetics_id, buy_count, comstics_count, user_id); out.write("1"); } catch (Exception e) { out.write("-1"); e.printStackTrace(); } finally { out.close(); } }