求JAVA网络聊天系统代啊码

服务器端代码：

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;

public class TServer extends Thread {

Socket s = null;

public void run() {
// TODO Auto-generated method stub
BufferedReader br = null;
try {
while (true) {
br = new BufferedReader(new InputStreamReader(s
.getInputStream()));

String ss = br.readLine();
System.out.println(ss);
ss = br.readLine();
}

} catch (IOException ioe) {
ioe.printStackTrace();
// br.close();
}

}

public TServer() {
// TODO Auto-generated constructor stub

try {

ServerSocket server = new ServerSocket(5666);
s = server.accept();
this.start();

BufferedRead