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<JsonResult> 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！");
        }
    }