Struts2 actionError and actionMessage | Code Factory

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "">
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Index page</title>
<s:if test="hasActionErrors()">
<span style="text-align: center; color: red; font-size: 17px;"><s:actionerror /></span>
<s:if test="hasActionMessages()">
<span style="text-align: center; color: green; font-size: 17px;"><s:actionmessage /></span>
<form action="checkName" method="post">
<input type="text" name="firstName">
<input type="submit" value="Submit">
<?xml version="1.0" encoding="UTF-8"?>
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
<constant name="struts.devMode" value="true" />
<include file="struts-default.xml" />
<package name="actionErrorActionMessage" extends="struts-default">
<action name="checkName" class="com.codeFactory.checkNameAction">
<result name="success">index.jsp</result>
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="" xmlns="" xmlns:web="" xsi:schemaLocation="" id="WebApp_ID" version="2.5">
package com.codeFactory;import com.opensymphony.xwork2.ActionSupport;public class checkNameAction extends ActionSupport {private String firstName;public String execute()
if (getFirstName().equals("admin"))
addActionMessage("Welcome admin.");
} else
addActionError("Wrong input.");
return SUCCESS;
public String getFirstName() {
return firstName;
public void setFirstName(String firstName) {
this.firstName = firstName;




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