dimanche 12 juin 2016

Struts2 Web application 404 error

I am using

  • Eclipse 4.5.2
  • Apache Tomcat 7.0.34
  • Struts 2.5

When I run the project in Eclipse I get a 404 error I appreciate help on this issue.

404 Error:

Codes in my project are as below:

web.xml

<!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
  <display-name>Struts 2 Web Application</display-name>

  <filter>
    <filter-name>struts2</filter-name>
    <filter-class>org.apache.struts2.dispatcher.FilterDispatcher</filter-class>
  </filter>
<!-- 
   <filter>
        <filter-name>encodingFilter</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>UTF-8</param-value>
        </init-param>
        <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>
 -->
  <filter-mapping>
    <filter-name>struts2</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

<welcome-file-list>
  <welcome-file>welcome</welcome-file>
  <welcome-file>login</welcome-file>
</welcome-file-list>

</web-app>

login.jsp

<%@ page contentType="text/html;charset=UTF-8" %>
<%@ taglib prefix="s" uri="/struts-tags" %>
<html>
<head>
</head>

<body>
<h1>Struts 2 localization example</h1>

<s:form action="validateUser" namespace="/user">

<s:textfield key="global.username" name="username" />
<s:password key="global.password" name="password"/> 
<s:submit key="global.submit" name="submit" />

</s:form>

<s:url var="localeEN" namespace="/" action="locale" >
   <s:param name="request_locale" >en</s:param>
</s:url>
<s:url var="localezhCN" namespace="/" action="locale" >
   <s:param name="request_locale" >zh_CN</s:param>
</s:url>
<s:url var="localeDE" namespace="/" action="locale" >
   <s:param name="request_locale" >de</s:param>
</s:url>
<s:url var="localeFR" namespace="/" action="locale" >
   <s:param name="request_locale" >fr</s:param>
</s:url>

<s:a href="%{localeEN}" >English</s:a>
<s:a href="%{localezhCN}" >Chinese</s:a>
<s:a href="%{localeDE}" >German</s:a>
<s:a href="%{localeFR}" >France</s:a>

</body>
</html>

welcome.jsp

<%@ page contentType="text/html;charset=UTF-8" %>
<%@ taglib prefix="s" uri="/struts-tags" %>
<html>

<body>
<h1>Struts 2 localization example</h1>

<h4>
<s:property value="username"/>
</h4>

</body>
</html>

struts.xml

<constant name="struts.custom.i18n.resources" value="global" />
<constant name="struts.devMode" value="true" />

<package name="user" namespace="/user" extends="struts-default">
    <action name="login">
        <result>pages/login.jsp</result>
    </action>
    <action name="validateUser" class="com.mkyong.user.action.LoginAction">
        <result name="SUCCESS">pages/welcome.jsp</result>
        <result name="input">pages/login.jsp</result>
    </action>
</package>

<package name="default" namespace="/" extends="struts-default">
    <action name="locale" class="com.mkyong.common.action.LocaleAction">
        <result name="SUCCESS">user/pages/login.jsp</result>
    </action>
</package>


<package name="emptyaction" namespace="/" extends="default">
<default-action-ref name="" />
<action name="">
    <result type="redirect">/</result>
</action>
</package> 

Structure My project structure is:

enter image description here

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