File list (Check if you may need any files):
Struts2_0100_Introduction
.........................\.classpath
.........................\.myeclipse
.........................\.mymetadata
.........................\.project
.........................\.settings
.........................\.........\.jsdtscope
.........................\.........\org.eclipse.jdt.core.prefs
.........................\.........\org.eclipse.wst.jsdt.ui.superType.container
.........................\.........\org.eclipse.wst.jsdt.ui.superType.name
.........................\WebRoot
.........................\.......\Hello.jsp
.........................\.......\META-INF
.........................\.......\........\MANIFEST.MF
.........................\.......\WEB-INF
.........................\.......\.......\classes
.........................\.......\.......\.......\T.class
.........................\.......\.......\.......\struts.xml
.........................\.......\.......\lib
.........................\.......\.......\...\commons-fileupload-1.2.1.jar
.........................\.......\.......\...\commons-io-1.3.2.jar
.........................\.......\.......\...\commons-logging-1.1.jar
.........................\.......\.......\...\freemarker-2.3.13.jar
.........................\.......\.......\...\ognl-2.6.11.jar
.........................\.......\.......\...\struts2-core-2.1.6.jar
.........................\.......\.......\...\xwork-2.1.2.jar
.........................\.......\.......\web.xml
.........................\src
.........................\...\T.java
.........................\...\struts.xml