File list (Check if you may need any files):
doudou\.classpath
......\.mymetadata
......\.project
......\.settings\.jsdtscope
......\.........\org.eclipse.jdt.core.prefs
......\.........\org.eclipse.wst.jsdt.ui.superType.container
......\.........\org.eclipse.wst.jsdt.ui.superType.name
......\src\doudou\Client.java
......\...\......\Server.java
......\...\......\test.java
......\...\......\User.java
......\WebRoot\index.jsp
......\.......\META-INF\MANIFEST.MF
......\.......\WEB-INF\classes\doudou\Client$1.class
......\.......\.......\.......\......\Client$2.class
......\.......\.......\.......\......\Client$3.class
......\.......\.......\.......\......\Client$4.class
......\.......\.......\.......\......\Client$5.class
......\.......\.......\.......\......\Client$MessageThread.class
......\.......\.......\.......\......\Client.class
......\.......\.......\.......\......\Server$1.class
......\.......\.......\.......\......\Server$2.class
......\.......\.......\.......\......\Server$3.class
......\.......\.......\.......\......\Server$4.class
......\.......\.......\.......\......\Server$5.class
......\.......\.......\.......\......\Server$ClientThread.class
......\.......\.......\.......\......\Server$ServerThread.class
......\.......\.......\.......\......\Server.class
......\.......\.......\.......\......\test.class
......\.......\.......\.......\......\User.class
......\.......\.......\web.xml
......\.......\.......\classes\doudou
......\.......\.......\classes
......\.......\.......\lib
......\src\doudou
......\WebRoot\META-INF
......\.......\WEB-INF
......\.myeclipse
......\.settings
......\src
......\WebRoot
doudou