File list (Check if you may need any files):
MutiCastServerClient
....................\.classpath
....................\.project
....................\.settings
....................\.........\org.eclipse.jdt.core.prefs
....................\bin
....................\...\com
....................\...\...\multicast
....................\...\...\.........\BroadCastReceiver.class
....................\...\...\.........\BroadCastSender.class
....................\...\...\.........\MulticastListener.class
....................\...\...\.........\MulticastSender.class
....................\...\...\serverclient
....................\...\...\............\multithread
....................\...\...\............\...........\ChatServer.class
....................\...\...\............\...........\Client$1.class
....................\...\...\............\...........\Client.class
....................\...\...\............\...........\ServerThread.class
....................\...\...\............\singlethread
....................\...\...\............\............\Client.class
....................\...\...\............\............\Server.class
....................\src
....................\...\com
....................\...\...\multicast
....................\...\...\.........\BroadCastReceiver.java
....................\...\...\.........\BroadCastSender.java
....................\...\...\.........\MulticastListener.java
....................\...\...\.........\MulticastSender.java
....................\...\...\serverclient
....................\...\...\............\multithread
....................\...\...\............\...........\ChatServer.java
....................\...\...\............\...........\Client.java
....................\...\...\............\...........\ServerThread.java
....................\...\...\............\singlethread
....................\...\...\............\............\Client.java
....................\...\...\............\............\Server.java