直接上代碼:
控制層:
package package1;
import java.util.ArrayList;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
/**
* 控制層以response響應的方式返回JSON對象
* @author acer
* 控制層通過consumes="application/json"限制前臺傳遞過來的數據必須是json格式的數據
* 通過produces="application/json"設置返回的userinfo中的數據轉換成json對象並回傳給客戶端
* @ResponseBody指的是將json字符串作爲響應處理
*/
@Controller
public class CreateJSON {
@RequestMapping(value="createJSONURL",method=RequestMethod.POST,consumes="application/json",
produces="application/json")
@ResponseBody
public Userinfo createJSON(){
Userinfo userinfo = new Userinfo();
userinfo.setUsername("歐陽川");
userinfo.setPassword("ouyangchuan");
userinfo.setStudyList(new ArrayList<String>());
userinfo.getStudyList().add("Java");
userinfo.getStudyList().add("c語言");
return userinfo;
}
}
顯示層:
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="json2.js"></script>
</head>
<body>
<script type="text/javascript">
function userinfo(username,password) {
this.username = username;
this.password = password;
}
function sendAjax(){
var userinfoRef = new userinfo("張三",'asjfdia');
var jsonStringRef = JSON.stringify(userinfoRef);
$.ajax({
type:"POST",
data:jsonStringRef,
url:"createJSONURL.spring",
contentType:"application/json",
dataType:"json",
success:function(data,type) {
alert(data.username+" "+data.password);
var aihao = data.studyList;
for(var i=0;i<aihao.length;i++){
alert(aihao[i]);
}
}
});
}
</script>
<input type="button" οnclick="sendAjax()" value="tijiao"/>
</body>
</html>