完全なTCPサーバープログラムモデル

import java.io.*;
import java.net.*;
/**
 TCP 
*/
class Servicer implements Runnable{
	Socket s;
	public Servicer(Socket s){
		this.s = s;
	}
	public void run(){
		try{
			InputStream ips = s.getInputStream();
			OutputStream ops = s.getOutputStream();
			
			BufferedReader br = new BufferedReader(new 
				InputStreamReader(ips));
			DataOutputStream dos = new DataOutputStream(ops);
			while(true){
				String strWord = br.readLine();
				//System.out.println(strWord+":"+strWord.length());
				if(strWord.equalsIgnoreCase("quit")){
					break;	
				}
				String strEcho = (new StringBuffer(strWord).reverse()).toString();
				//dos.writeBytes(strWord+":"+"---->"+strEcho+"\r
");
				dos.writeBytes(strWord+":"+"---->"+strEcho+
					System.getProperty("line.separator"));
			}
			br.close();
			dos.close();
			s.close();
			
		}catch(Exception e){
			e.printStackTrace();
		}	
	}
}
public class TestTCPServer{
	public static void main(String[] args){
		try{
			ServerSocket ss = new ServerSocket(8888);
			while(true){
				Socket s = ss.accept();
				new Thread(new Servicer(s)).start();
			}
			//ss.close();
		}catch(Exception e){
			e.printStackTrace();
		}
	}
}