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  • 第一个Struts2程序

    Struts2.3.16, Tomcat6.0.37,Java8

    /web.xml

    <?xml version="1.0" encoding="UTF-8"?>
    <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
          <display-name>blk</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.html</welcome-file>
        </welcome-file-list>
        
    </web-app>

    /WEB-INF/classes/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>
    
        <constant name="struts.enable.DynamicMethodInvocation" value="false" />
        <constant name="struts.devMode" value="true" />
    
        <!-- Add packages here -->
        
        <package name="demo" extends="struts-default">
            <action name="XXX" class="demo2d4.action.LoginAction">
                <result name="error">/demo2d4/error.jsp</result>
                <result name="success">/demo2d4/welcome.jsp</result>
            </action>
        </package>
    
    </struts>

    /demo2d4/login.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib uri="/struts-tags" prefix="s" %>
    <!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="XXX.action" method="post">
            <table align="center">
                <caption><h3>用户登录</h3></caption>
                <tr>
                    <td>用户名:<input type="text" name="username"/></td>
                </tr>
                <tr>
                    <td>密码:<input type="password" name="password"/></td>
                </tr>
                <tr align="center">
                    <td colspan="2">
                        <input type="submit" value="登录"/>
                        <input type="reset" value="重置">
                    </td>
                </tr>
            </table>
        </form>
    </body>
    </html>

    /demo2d4/welcome.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib uri="/struts-tags" prefix="s" %>
    <!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>
        您已经登录
    </body>
    </html>

    /demo2d4/error.jsp

    <%@ page language="java" contentType="text/html; charset=UTF-8"
        pageEncoding="UTF-8"%>
    <%@ taglib uri="/struts-tags" prefix="s" %>
    <!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>
        <span style="color:red">登录失败</span>
    </body>
    </html>

    demo2d4.action.LoginAction.java

    package demo2d4.action;
    
    public class LoginAction {
        private String username;
        private String password;
        public String getPassword() {
            return password;
        }
        public String getUsername() {
            return username;
        }
        public void setPassword(String password) {
            this.password = password;
        }
        public void setUsername(String username) {
            this.username = username;
        }
        public String execute() throws Exception {
            if (getUsername().equals("scott")&&getPassword().equals("tiger")) {
                return "success";
            } else {
                return "error";
            }
        }
    }

    /WEB-INF/lib; tomcat/lib

    见http://www.cnblogs.com/qrlozte/p/3775774.html

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  • 原文地址:https://www.cnblogs.com/qrlozte/p/3775821.html
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