File list (Check if you may need any files):
JAVANEW
.......\chat
.......\....\client
.......\....\......\ChatClient.java
.......\....\......\ClientFrame.java
.......\....\jbcl.jar
.......\....\server
.......\....\......\ChatServer.java
.......\....\......\ServerFrame.java
.......\udp
.......\...\client
.......\...\......\ClientApp.java
.......\...\......\MainFrame.java
.......\...\server
.......\...\......\MainFrame.java
.......\...\......\ServerApp.java
.......\wuziqi
.......\......\Client
.......\......\......\chessClient.java
.......\......\......\chessInterface.java
.......\......\......\chessPad.java
.......\......\......\chessServer.java
.......\......\Server
.......\......\......\BeginServer.java
.......\......\......\wuziqiServer.java