class ClientThread implements Runnable {
   private Thread t;
   private String threadName = "Client threa";

   RunnableDemo(){};

   public void run() {
     // What to do
   }

   public void start () {
      System.out.println("Starting " +  threadName );
      if (t == null) {
         t = new Thread (this, threadName);
         t.start ();
      }
   }
}



   public static void main(String args[]) {
      ClientThread Thread1 = new ClientThread();
      Thread1.start();
   }