Multithreaded Java server boilerplate

Server.java

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





public class PortsEasy
{

    static int PORTNUM = 6012;

    public static void main(String[] args) throws IOException
    {
        int clientTally = 0;
        ServerSocket listener = new ServerSocket(PORTNUM);
        System.out.println("Server up on port " + PORTNUM);

        try
        {
            while(true)
            {
                new Client(listener.accept(),clientTally++).start();
            }
        }
        finally
        {
            listener.close();
        }
        
    }



    private static class Client extends Thread
    {
        private Socket socket;
        private int clientNumber;
    
        public Client(Socket s, int c)
        {
            this.socket = s;
            this.clientNumber = c;
        }
    
        public void run()
        {
            try
            {
                System.out.println("Client " + clientNumber + " (" + socket.getRemoteSocketAddress() + ") connected");
                PrintWriter out = new PrintWriter(socket.getOutputStream(), true);
                BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
    

                //code here
                out.println("hello");
                //code here
    
                socket.close();              	    						     	    		
           }
           catch (Exception E)
           {
            	System.out.println("Error with client " + clientNumber + ": " + E);
            }
        }

    }
}