tcp client server program in java (console)

myserver.java

import java.io.*;
import java.net.*;
public class myserver
{
public static void main(String arg[])
{
try
{
while(true)//used for lisening multiple clients so we use an infinit loop
{
ServerSocket ss=new ServerSocket(6666);//creating a tcp serversocket to establish connection
Socket s=ss.accept(); //used to accept client
DataInputStream d=new DataInputStream(s.getInputStream());//reading the sended data from the client
String str=(String)d.readUTF();//read into str
System.out.println(str);//writting to console
ss.close();//connection closing
}
}
catch(Throwable t)
{
System.out.println("occured exception :"+t);
}
}
}