form表单数据封装成json格式并提交给服务器的实现(2)

$(".fee_sure").click(function () {
  var dataObj = $("#costForm").serialize();
  var payType = $('input[name="payType"]:checked').val();
  if(payType == undefined){
   alert("请选择付款类型");
   return ;
  }else{
   $.ajax({
    url:"/webCenter.do?method=saveUserMessage",
    type: "post", 
    dataType:"json",
    data:dataObj,
    cache:false,
    ifModified:true,
    success:function(json){
      if(json.flag == 1){
       alert("1234");
      }
    }
   })
  }
 })

@RequestMapping(params ="method=saveUserMessage",method=RequestMethod.POST)  //导入发言
     public void saveUserMessage(int userId,HttpServletRequest request,HttpServletResponse response){
      try {
       HttpSession session = this.getSession(request);
       Adminuser adminUser = session.getAttribute("centerAdminUser") == null?null:(Adminuser) session.getAttribute("centerAdminUser");
       if(adminUser == null){
        try {
         response.sendRedirect(request.getContextPath()+"/center/index.jsp");
        } catch (Exception e) {
         e.printStackTrace();
        }
       }else{
        String billNumber = request.getParameter("billCode")==null?"":request.getParameter("billCode");
        String isBaodao = request.getParameter("baodao")==null?"0":request.getParameter("baodao");
        String haspay = request.getParameter("pay")==null?"0":request.getParameter("pay");
        String payType = request.getParameter("payType")==null?"0":request.getParameter("payType");
        String isFkpz = request.getParameter("isReceiveProof")==null?"0":request.getParameter("isReceiveProof");
        String isYkfp = request.getParameter("isBill")==null?"0":request.getParameter("isBill");
        String isYlfp = request.getParameter("isDrawBill")==null?"0":request.getParameter("isDrawBill");
        JSONObject jsonObject = new JSONObject();
        //AdminuserConferences adminuserConferences = webService.getAdminuserConferences(adminUser.getAdminuserId());
        UserInfo userInfo = webService.getUserInfoById(userId);
        if(userInfo!=null)
        {
         jsonObject.accumulate("flag",1);
         ChcRegUser chcRegUser = webService.getChcRegUser(userId);
         if(chcRegUser!=null)
         {
          chcRegUser.setHasPay(Integer.parseInt(haspay));
          chcRegUser.setPayType(Integer.parseInt(payType));
          if(chcRegUser.getHasPay()-chcRegUser.getPay()==0)
          {
           chcRegUser.setStateType(1);
          }
          webService.saveObject(chcRegUser);
          userInfo.setIsBaodao(Integer.parseInt(isBaodao));
          userInfo.setIsFkpz(Integer.parseInt(isFkpz));
          userInfo.setBillNumber(billNumber);
          userInfo.setIsYlfp(Integer.parseInt(isYlfp));
          userInfo.setIsYkfp(Integer.parseInt(isYkfp));
          webService.saveObject(userInfo);
          jsonObject.accumulate("pay", chcRegUser.getPay());
          jsonObject.accumulate("haspay", chcRegUser.getHasPay());
         }
        }else {
         jsonObject.accumulate("flag",0);
        }
        writeJson(response, jsonObject.toString());
       }
      } catch (Exception e) {
       e.printStackTrace();
      }
     }