File list (Check if you may need any files):
javanet
.......\.classpath
.......\.project
.......\bin
.......\...\test
.......\...\....\http
.......\...\....\....\TestHttpURLConnection.class
.......\...\....\....\TestInetAddress.class
.......\...\....\....\TestURL.class
.......\...\....\....\TestURLConnection.class
.......\...\....\tcp
.......\...\....\...\chat
.......\...\....\...\....\ChatClient.class
.......\...\....\...\....\ChatServer.class
.......\...\....\...\....\ClientThread.class
.......\...\....\...\....\ServerThread.class
.......\...\....\...\one2many
.......\...\....\...\........\ManyClient.class
.......\...\....\...\........\ManyServer.class
.......\...\....\...\........\ServerThread.class
.......\...\....\...\one2one
.......\...\....\...\.......\OneClient.class
.......\...\....\...\.......\OneServer.class
.......\...\....\...\TestServerSocket.class
.......\...\....\...\TestSocket.class
.......\...\....\udp
.......\...\....\...\multicast
.......\...\....\...\.........\MultiClient.class
.......\...\....\...\.........\MultiServer.class
.......\...\....\...\socket
.......\...\....\...\......\UDPClient.class
.......\...\....\...\......\UDPServer.class
.......\...\....\...\TestDatagramPacket.class
.......\...\....\...\TestDatagramSocket.class
.......\...\....\...\TestMulticastSocket.class
.......\src
.......\...\test
.......\...\....\http
.......\...\....\....\TestHttpURLConnection.java
.......\...\....\....\TestInetAddress.java
.......\...\....\....\TestURL.java
.......\...\....\....\TestURLConnection.java
.......\...\....\tcp
.......\...\....\...\chat
.......\...\....\...\....\ChatClient.java
.......\...\....\...\....\ChatServer.java
.......\...\....\...\....\ClientThread.java
.......\...\....\...\....\ServerThread.java
.......\...\....\...\one2many
.......\...\....\...\........\ManyClient.java
.......\...\....\...\........\ManyServer.java
.......\...\....\...\........\ServerThread.java
.......\...\....\...\one2one
.......\...\....\...\.......\OneClient.java
.......\...\....\...\.......\OneServer.java
.......\...\....\...\TestServerSocket.java
.......\...\....\...\TestSocket.java
.......\...\....\udp
.......\...\....\...\multicast
.......\...\....\...\.........\MultiClient.java
.......\...\....\...\.........\MultiServer.java
.......\...\....\...\socket
.......\...\....\...\......\UDPClient.java
.......\...\....\...\......\UDPServer.java
.......\...\....\...\TestDatagramPacket.java
.......\...\....\...\TestDatagramSocket.java
.......\...\....\...\TestMulticastSocket.java