File list (Check if you may need any files):
Hellowword\.classpath
..........\.project
..........\.settings\.jsdtscope
..........\.........\org.eclipse.jdt.core.prefs
..........\.........\org.eclipse.wst.jsdt.ui.superType.container
..........\.........\org.eclipse.wst.jsdt.ui.superType.name
..........\build\classes\ensa\exo1\IPDetect.class
..........\src\ensa\exo1\IPDetect.java
..........\WebContent\index.html
..........\..........\META-INF\MANIFEST.MF
..........\..........\WEB-INF\web.xml
..........\build\classes\ensa\exo1
..........\.....\.......\ensa
..........\src\ensa\exo1
..........\WebContent\WEB-INF\lib
..........\build\classes
..........\src\ensa
..........\WebContent\META-INF
..........\..........\WEB-INF
..........\.settings
..........\build
..........\src
..........\WebContent
Hellowword