struts2.2.3 madatory jar packages：
struts2-core-2.2.3.jar
xwork-core-2.2.3.jar
commons-fileupload-1.2.2.jar
commons-io-2.0.1.jar
commons-lang-2.5.jar
commons-logging-1.1.1.jar
freemarker-2.3.16.jar
javassist-3.11.0.GA.jar (This one's location is different. You need use winrar to open one of files in apps (struts2-blank.war). it is in the src dictory)
ognl-3.0.1.jar
Errors:
java.lang.NoClassDefFoundError: org/apache/commons/io/FileUtils
lack of commons io package
java.lang.NoClassDefFoundError: org/apache/commons/lang/StringUtils
lack of commons lang package
java.lang.ClassNotFoundException: javassist.ClassPool
lack of javassist package
The following is an example:
login.jsp inputs username and password, then show them in result.jsp
login.jsp
- <body>
- <form action="login">
- username: <input type="text" name="username"/><br/>
- password: <input type="password" name="password"/><br/>
- <input type="submit" value="submit"/>
- </form>
- </body>
result.jsp
- <body>
- username: ${requestScope.username }<br>
- password: ${requestScope.password }<br>
- </body>
Server part:
- package com.junxu.struts2;
- public class LoginAction
- {
- private String username;
- private String password;
- public String getUsername()
- {
- return username;
- }
- public void setUsername(String username)
- {
- this.username = username;
- }
- public String getPassword()
- {
- return password;
- }
- public void setPassword(String password)
- {
- this.password = password;
- }
- public String execute()
- {
- return "success";
- }
- }
struts.xml
- <?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="struts2" extends="struts-default">
- <action name="login" class="com.junxu.struts2.LoginAction">
- <result name="success">/result.jsp</result>
- </action>
- </package>
- </struts>
web.xml
- <?xml version="1.0" encoding="UTF-8"?>
- <web-app version="2.5"
- xmlns="http://java.sun.com/xml/ns/javaee"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
- http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
- <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>