Lets try this example to load success or error page based on username and password
Code
<%@ taglib prefix="s" uri="/struts-tags"%> <html> <body> <h4> <u>Struts2 Login Example</u> </h4> <s:form action="login" > <s:textfield name="uname" label="Enter Username"/> <br> <s:password name="pass" label="Enter Password" /> <br> <s:submit value="Login" align="center" /> </s:form> <br> </body> </html>
<?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>Struts2Example8</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>
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd"> <struts> <package name="com" extends="struts-default"> <action name="login" class="com.candidjava.controller.LoginController"> <result name="success">/success.jsp</result> <result name="error">/error.jsp</result> </action> </package> </struts>
LoginController.java
package com.candidjava.controller; import com.opensymphony.xwork2.ActionSupport; public class LoginController extends ActionSupport{ private static final long serialVersionUID = 1L; private String uname; private String pass; private String msg; public String getMsg() { return msg; } public void setMsg(String msg) { this.msg = msg; } public String getUname() { return uname; } public void setUname(String uname) { this.uname = uname; } public String getPass() { return pass; } public void setPass(String pass) { this.pass = pass; } public String execute() { if(uname.equals("candidjava") && pass.equals("1234")) { setMsg("welcome Candidjava"); return "success"; }else return "error"; } }
<%@ taglib prefix="a" uri="/struts-tags" %> Welcome <b><a:property value="msg"/>,</b><br/> You have been successfully Logged in....
<%@ taglib prefix="s" uri="/struts-tags" %> Login failed....
Screenshot
Download
Struts 2 login example maven zip