基本步骤：
1、新建Java工程，File>New>Project>Web>Dynamic Web Project，并将工程命名为：Struts2_Demo
2、导入struts2的重要jar包到WebContent>lib下
3、新建web.xml，右击WEB-INF>New>Other>XML>XML File，并命名为web.xml
更改其内容如下：
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<display-name>Struts2_Demo</display-name>
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.FilterDispatcher</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<welcome-file-list>
<welcome-file>login.jsp</welcome-file>
</welcome-file-list>
</web-app>
4、新建struts.xml，右击Java Resources>src>new>Other>XML>XML File，并命名为struts.xml
5、新建action包，右击Java Resources>src>New>Package，并命名为acion
6、新建LoginAction类，右击action>New>Class，并并名为LoginAction类
并修改其内容如下：
package action;
import com.opensymphony.xwork2.ActionSupport;
public class LoginAction extends ActionSupport {
private String username;
private String passward;
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassward() {
return passward;
}
public void setPassward(String passward) {
this.passward = passward;
}
public String execute(){
if(username.equals("admin") && passward.equals("admin")){
return "success";
}
else{
return "fail";
}
}
}
7、新建login页面，右击WebContent>New>JSP File，并命名为login.jsp
修改其内容如下：
<%@ page contentType="text/html; charset=UTF-8" %>
<%@ taglib prefix="s" uri="/struts-tags" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Welcome To Login</title>
</head>
<body>
<center>
<h1>用户登录</h1>
<s:form action="LoginAction">
<table>
<tr>
<td>用户名:</td>
<td><input type="text" name="username" ></td>
</tr>
<tr>
<td>密码:</td>
<td><input type="text" name="passward"></td>
</tr>
<tr>
<td><input type="submit" value="登录"></td>
<td><input type="reset" value="重置"></td>
</tr>
</table>
</s:form>
</center>
</body>
</html>
8、新建loginsuccess页面，右击WebContent>New>JSP File，并命名为loginsuccess.jsp
修改其内容如下：
<%@ 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=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
登录成功
</body>
</html>
9、新建loginfail页面，右击WebContent>New>JSP File，并命名为loginfail.jsp
修改其内容如下：
<%@ 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=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
登录失败
</body>
</html>
10、配置struts.xml，修改其内容如下：
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<include file="struts-default.xml"/>
<package name="action" extends="struts-default">
<action name="LoginAction" class="action.LoginAction">
<result name="success">/loginsuccess.jsp</result>
<result name="fail">/loginfail.jsp</result>
</action>
</package>
</struts>
11、右击工程Struts_Demo>Run As>Run on Server运行即可，效果如下
时间： 2024-09-30 20:50:42