Struts+JSON+Struts+JQuery小列子
直接上代码：
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<script type="text/javascript" src="jquery-1.11.1.min.js"></script>
<script type="text/javascript" >
$(function(){
$('#search').click(function(){
var _name=$(':input[name]').val();
$.post('<%=basePath%>demo/list?x='+_name+'&t='+new Date().getTime(),function(data){
var _html="<table><tr><th>aaa</th><th>bbb</th><th>ccc</th></tr>";
var _tr="";
$.each(data.list,function(i,e){
_tr+="<tr><td>"+e.x+"</td><td>"+e.y+"</td><td>"+e.z+"</td></tr>";
});
var _table=_html+_tr+"</table>";
$('#userlist').html(_table);
$('table').css('border','1px').width(500);
});
});
});
</script>
</head>
<body>
<input type="text" name="name"/><button id="search">Search</button>
<hr/>
<div id="userlist"></div>
</body>
</html>
package hglq4.cn.eshop.action.demo;
import hglq4.cn.eshop.vo.demo.DemoVO;
import java.util.ArrayList;
import java.util.List;
import org.apache.struts2.convention.annotation.Action;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.ParentPackage;
import org.apache.struts2.convention.annotation.Result;
import org.apache.struts2.convention.annotation.Results;
import com.opensymphony.xwork2.ActionSupport;
@SuppressWarnings("serial")
@ParentPackage("json-default")
//@ParentPackage("struts-default")
@Results({@Result(name="success",location="/index.jsp")})
//@Namespace("/s")
public class DemoAction extends ActionSupport {
private String x;
private List<DemoVO> list=new ArrayList<DemoVO>();
public List<DemoVO> getList() {
return list;
}
public String getX() {
return x;
}
public void setX(String x) {
this.x = x;
}
//@Action(value="add",results={@Result(name="success",location="/index.jsp")})
public String add(){
System.out.println("-------5678-----------");
return SUCCESS;
}
public String del(){
System.out.println("---------2-----------");
return SUCCESS;
}
@Action(value="list",results={@Result(name="success",type="json")})
public String list(){
System.out.println("---------list-----------");
if(x.equals("a")){
for(int i=0;i<10;i++){
DemoVO d=new DemoVO("1","2",i+++"");
list.add(d);
}
}else{
for(int i=20;i<80;i++){
DemoVO d=new DemoVO("ad","ef",i+++"");
list.add(d);
}
}
return SUCCESS;
}
}
package hglq4.cn.eshop.vo.demo;
public class DemoVO {
private String x;
private String y;
private String z;
public DemoVO(String i, String j, String k) {
this.x=i;
this.y=j;
this.z=k;
}
public String getX() {
return x;
}
public void setX(String x) {
this.x = x;
}
public String getY() {
return y;
}
public void setY(String y) {
this.y = y;
}
public String getZ() {
return z;
}
public void setZ(String z) {
this.z = z;
}
}
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd">
<struts>
<!--确定搜索包的路径。只要是结尾为action的包都要搜索。-->
<constant name="struts.convention.package.locators" value="action" />
</struts>
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<%=new Date().toLocaleString() %> <br>
</body>
</html>
特别注意：在JSON+Jquery结合使用时，这个参数是绝对不能不写的：
