struts2 login登陆

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文件结构：

Action.java

package com.zxl.action;import com.zxl.service.FinderService;public class Action {private String bestTutorialSite;private String language;public String  execute(){FinderService tutorialFinderService = new FinderService();System.out.println(getLanguage());setBestTutorialSite(tutorialFinderService.getBestTutorialSite(getLanguage()));return "success";}public String getBestTutorialSite() {return bestTutorialSite;}public void setBestTutorialSite(String bestTutorialSite) {this.bestTutorialSite = bestTutorialSite;}public String getLanguage() {return language;}public void setLanguage(String language) {this.language = language;}}

LoginAction.java

package com.zxl.action;public class LoginAction {private String userId;private String password;public String execute(){if(getUserId().equals("userId") && getPassword().equals("password")){return "success";}return "failure";}public String getUserId() {return userId;}public void setUserId(String userId) {this.userId = userId;}public String getPassword() {return password;}public void setPassword(String password) {this.password = password;}}

FinderService.java

package com.zxl.service;public class FinderService {public String getBestTutorialSite(String lauguage){if(lauguage.equals("java")){ return "java brains";}else{return "not java";}}}

struts.xml

<?xml version="1.0" encoding="GBK" ?><!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"></include><constant name="struts.devMode" value="true"></constant>    <package name="loginPackage" namespace="/" extends="struts-default">    <action name="login" class="com.zxl.action.LoginAction" >    <result name="success">/searchForm.jsp</result>    <result name="failure">/login.jsp</result>    </action>    </package>    <package name="HelloPackage" namespace="/hello" extends="struts-default">    <action name="Hello" class="com.zxl.action.Action" >    <result name="success">/success.jsp</result>    <result name="failure">/error.jsp</result>    </action>    </package></struts>

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" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" 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>StrutsDemo04</display-name>  <welcome-file-list>    <welcome-file>login.jsp</welcome-file>  </welcome-file-list>  <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>  </web-app>

error.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"    pageEncoding="ISO-8859-1"%><!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>error occured</body></html>

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"    pageEncoding="ISO-8859-1"%>    <%@ 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=ISO-8859-1"><title>Insert title here</title></head><body><s:form action="login" ><s:textfield label="Login ID" key="userId" /><s:password label="Password" key="password" /><s:submit /></s:form></body></html>

searchForm.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"    pageEncoding="ISO-8859-1"%>    <%@ 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=ISO-8859-1"><title>Search</title></head><body><s:form action="/hello/Hello.action"><s:textfield label="enter key" key="language" /><s:submit /></s:form><br /><form method="post" action="/hello/Hello.action"><input id="language" name="language" /><input type="submit" /></form></body></html>

success.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"    pageEncoding="ISO-8859-1"%>    <%@ 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=ISO-8859-1"><title>Success</title></head><body>Business service executed !<s:property value="bestTutorialSite" /></body></html>