jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<%
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>用户登录</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">
-->
<script type="text/javascript" src="js/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
$(function(){
$("#btn").click(function(){
var u = $("#username").val();
var p = $("#password").val();
$.ajax({
url:'login_ajax.action',
data:{username:u,password:p},
success:function(str){
if(str == "ok"){
alert("ok");
}else{
alert("no");
}
}
});
});
});
</script>
</head>
<body>
<s:form action="login" id="login">
<s:textfield name="username" label="用户名" id="username" />
<s:password name="password" label="密码" id="password" />
<s:submit value="提交" />
</s:form>
ajax测试<input type="button" value="ajax" id="btn" />
</body>
</html>
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action
package com.test.action;
import java.io.PrintWriter;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts2.ServletActionContext;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
public class LoginAction extends ActionSupport{
private String username;
private String password;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public void ajax()throws Exception{
HttpServletResponse response = ServletActionContext.getResponse();
PrintWriter out = response.getWriter();
if(getUsername().equals("admin") && getPassword().equals("admin")) {
out.write("ok");
}else{
out.write("no");
}
}
}
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