前後台JSON互動

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基礎環境 spring+mybatis

        function postUser(){            var userName=$("input[name=‘userName‘]").val();             var age=$("input[name=‘age‘]").val();            var model=new Object();            model.userName=userName;            model.age=age;                         $.ajax({                 type : ‘post‘,                 url : ‘<%=basePath%>user/postUser‘,                 //設定contentType類型為json                 contentType : ‘application/json;charset=utf-8‘,                 //json資料                 data : JSON.stringify(model),                 //請求成功後的回呼函數                 success : function(data) {                          alert(data.result);                 },                 error: function (XMLHttpRequest, textStatus, errorThrown) {                     alert(‘伺服器請求逾時！‘);                 },               });        }

前台

    @RequestMapping(value="/postUser",method=RequestMethod.POST)    public void postUser(@RequestBody String objJson,HttpServletRequest request,HttpServletResponse response){            System.out.println("postUser");        String result = "{\"result\":\"success\"}";        try {            System.out.println(objJson);            response.setContentType("application/json");            PrintWriter out = response.getWriter();            out.write(result);        } catch (Exception e) {            e.printStackTrace();        }    }

controller

 

前後台JSON互動