jfianl与ajax的结合

<script type="text/javascript">
$(function() {
$("#ajaxbutton").bind("click", function() {
$.ajax({
url:"/list1",
type:"POST",
//发送数据的第一种格式，字符串...
//data:"username=zhangsan&age=19",
//发送数据的第二种格式，json 的格式..
data:{
username:"薛振宇",
age:77
},
timeout:5000,
success:function(res){
alert(res.data)
},
error:function(){

}
})

})
})
</script>

 

 

public void list1(){

String username = getPara("username");
String age = getPara("age");
System.out.println(username+" "+age);
// setAttr("data","ffffff");
// renderText("{'data':'www'}");
setAttr("data", "success");
renderJson("data", "haha");

}