ajax json list spring mvc接收

后台接收

/** 保存新增,@Valid标注spirng在绑定对象时自动为我们验证对象属性并存放errors在BindingResult  */@RequestMapping(method=RequestMethod.POST)    @ResponseBodypublic  Map<String,Object> create( @RequestBody  List<UserSetting> data,BindingResult errors,HttpServletRequest request,HttpServletResponse response) throws Exception {int count = -2 ;        if(data!=null&&RequestUtils.getCurrentUser()!=null)            count = omUserNoticeSettingManager.save(data,RequestUtils.getCurrentUser().getUserId());//Flash.current().success(CREATED_SUCCESS); //存放在Flash中的数据,在下一次http请求中仍然可以读取数据,error()用于显示错误消息        Map<String,Object> result = new HashMap<String, Object>();        result.put("result","success");        result.put("count",count);        return result;}

前台

noticeSetting.sumbitform = function(btn){    var itemArray = new Array();    var  ispass = true;    var errorIndex;    $.each($("#settingtable tbody tr"), function(i, item){        var selects = $(this).find("select");        var deviceTypeS = $(selects.get(0)).data("kendoDropDownList");        var deviceStatuS =$(selects.get(1)).data("kendoDropDownList");        var branchareas = $(selects.get(2)).data("kendoMultiSelect");        var item ={"deviceTypeId":parseInt(deviceTypeS.value()),                    "deviceStatus":deviceStatuS==null?null:parseInt(deviceStatuS.value()),                    "branchareas":branchareas==null?null:branchareas.value()};        itemArray.push(item);        if(deviceStatuS ==null||branchareas==null||branchareas.value().length==0){            errorIndex=i+1;            ispass = false;            return false;        }    });    if(!ispass){        btn.removeAttr("disabled");        $("#addtrbtn").removeAttr("disabled");        $("#sumbitbutton").data("result","");        noticeSetting.notify("第"+errorIndex+"行没选择完整","error");        return false;    }    $.ajax({        url: baseContext+"/omusernoticesetting.json",        cache: false,        dataType:"json",        contentType:"application/json",        type:"post",        data:JSON.stringify(itemArray),        success: function(data){            $("#sumbitbutton").data("result","success");            $("#sumbitbutton").data("count",data.count);            var count = parseInt(data.count);            if(count==0){                noticeSetting.notify("重复设置不会添加","error");            }else if(count>0){                noticeSetting.notify("成功添加"+count+"条设置","success");            }else{                noticeSetting.notify("添加失败","error");            }            btn.removeAttr("disabled");            $("#addtrbtn").removeAttr("disabled");        },        error:function(data){            btn.removeAttr("disabled");            $("#addtrbtn").removeAttr("disabled");            $("#sumbitbutton").data("result","error");            noticeSetting.notify("添加失败","error");        }    })}