ajax-传对象给后台

var comparativePriceVO = {};
        comparativePriceVO["name"]   =     $("#name").val()
        comparativePriceVO["provinceId"]  =  $("#provinceId").val();
        
        $.ajax({
            type: "post",
            url:"${base}/comparativePrice/save" ,
            async:false,
            dataType: "json",
            data:comparativePriceVO,
            success:function(data) {
                if(data.result ){
                    if( data.data > 0){
                        gAlert(data.message,"友情提示",function(){
                            alert(data.data);//data.data= comparativePriceVo
                        });
                    }else{
                        gAlert(data.message,"友情提示");
                    }
                }else{
                    gAlert(data.message,"友情提示");
                }
            },
            error:function(){gAlert("网络错误")}
        }); 

@RequestMapping("/save")
    @ResponseBody
    public ResponseEntity saveComparativePrice( ComparativePriceVO comparativePriceVo  )  {
          if( comparativePriceVo !=null ) { 
            return ControllerHelper.returnJSONResult(true, "新建成功,页面将跳转", comparativePriceVo);
        }else {
            return ControllerHelper.returnJSONResult(false, "新建失败！");
        }
    }