File list (Check if you may need any files):
P2Pnet
......\.classpath
......\.project
......\123.txt
......\bin
......\...\chatServer$ChatTask.class
......\...\chatServer.class
......\...\ref
......\...\...\ChatClient$Sender.class
......\...\...\ChatClient.class
......\...\...\ChatServer$ChatTask.class
......\...\...\ChatServer.class
......\...\...\ClientApp$serverRun.class
......\...\...\ClientApp.class
......\...\...\MultiUser.class
......\...\...\MyServer.class
......\...\...\ServerApp.class
......\...\reff
......\...\....\ChatClient$KeyMonitor.class
......\...\....\ChatClient$ReceiverThread.class
......\...\....\ChatClient$WindowMonitor.class
......\...\....\ChatClient.class
......\...\....\ChatServer$Client.class
......\...\....\ChatServer.class
......\...\SayFrame.class
......\...\SayNet$Sender.class
......\...\SayNet.class
......\...\SayPanel$ColorAction.class
......\...\SayPanel$OffLineAction.class
......\...\SayPanel$SendAction.class
......\...\SayPanel$SendfileAction.class
......\...\SayPanel$serverRun.class
......\...\SayPanel$SetButtonAction.class
......\...\SayPanel.class
......\...\SayServer.class
......\src
......\...\chatServer.java
......\...\ref
......\...\...\ChatClient.java
......\...\...\ChatServer.java
......\...\...\ClientApp.java
......\...\...\ClientApp.java.orig
......\...\...\MultiUser.java
......\...\...\MultiUser.java.orig
......\...\...\MyServer.java
......\...\...\MyServer.java.orig
......\...\...\ServerApp.java
......\...\reff
......\...\....\ChatClient.java
......\...\....\ChatServer.java
......\...\SayNet.java
......\...\SayNet.java.orig
......\...\SayServer.java