安装JDK、Tomcat、Eclipse
Tomcat下载地址：https://tomcat.apache.org/download-90.cgi
配置系统环境变量，在系统变量中新建并编辑，输入变量名“CATALINA_HOME”，变量值为Apache
Tomcat解压后放置的路径。
Eclipse下载地址：https://www.eclipse.org/downloads/
配置Eclipse
导入项目
File-Import
新建项目
Dynamic Web Project
login.jsp
新版没有Webcontent文件夹的，直接在webapp文件夹下新建文件
<%@ 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>
</head>
<body>
<form action="mylogin_login" method="post">
<table>
<tr>
<td>account:</td>
<td><input type="text" name="account"></td>
</tr>
<tr>
<td>password:</td>
<td><input type="password" name="password"></td>
</tr>
<tr>
<td colspan="2"><input type="submit" value="login"></td>
</tr>
</table>
</form>
</body>
</html>
导入jar包
放到项目目录/src/main/webapp/WEB-INF/lib/ 即可
新建包
“src/main/java”-New-Package-org.danni.web.action
LoginAction.java
package org.danni.web.action;
public class LoginAction{
private String account;
private String password;
public String getAccount() {
return account;
}
public void setAccount(String account) {
this.account = account;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String login(){
//如果账号是lili，密码是123456就可以去index页面
if("lili".equals(account) && "123456".equals(password)){
return "loginSuccess";
}
//否则继续回到login页面
return "login";
}
}
struts.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd" id="WebApp_ID" version="4.0">
<display-name>struts2-stu</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>login.jsp</welcome-file>
<welcome-file>index.html</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.jsp</welcome-file>
<welcome-file>default.htm</welcome-file>
</welcome-file-list>
</web-app>
运行项目
下载地址：https://download.csdn.net/download/zycdn/85194200