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我的第一个Struts程序

2015-10-27 23:37 489 查看

1、程序结构

2、各种文件

LoginAction.java

package com.tfj.action;

public class LoginAction {
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 String execute() {
if (username.equals("tufujie") && password.equals("123")||username.equals("涂富杰")&&password.equals("123")) {
return "success";
} else
return "error";
}
}

struts.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
"http://struts.apache.org/dtds/struts-2.3.dtd">

<struts>
<package name="login" namespace="/" extends="struts-default">
<action name="login" class="com.tfj.action.LoginAction" method="execute">
<result name="success">/WEB-INF/pages/success.jsp</result>
<result name="error">/WEB-INF/pages/error.jsp</result>
</action>
</package>
</struts>

error.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>登录失败</title>
</head>
<body>
账号或者密码错误，1秒后返回登录界面
<br>
<meta http-equiv="Refresh"
content="1;url=http://localhost:8888/strutslogin/index.jsp" />
</body>
</html>

success.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>第一个struts2应用</title>
</head>
<body>
欢迎<%=request.getParameter("username")%>登录
</body>
</html>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app id="WebApp_9" version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"> 
<display-name>Login</display-name>

<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>

<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>

<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>

</web-app>

index.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>登录界面</title>
</head>
<body>
<form action="login" method="post">
账号：<input type="text" name="username"><br /> 密码：<input
type="password" name="password"><br /> <input type="submit"
value="登录"> <input type="reset" value="重置" />
</form>
</body>
</html>

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