Client1

package socket;
import java.io.*;
import java.net.*;

public class client1
{
    public static void main(String[] args)
    {
        try
        {
            Socket s = new Socket("127.0.0.1", 9999);
            InputStream i = s.getInputStream();
            OutputStream o = s.getOutputStream();
            String str;
            byte[] line = new byte[100];
            System.out.println("digite uma palavra ou bye para sair");
            System.in.read(line);

            o.write(line);
            i.read(line);
            str = new String(line);
            System.out.println(str.trim());
            s.close();
        }
        catch (Exception err)
        {
            System.err.println(err);
        }
    }
}