Een thread maken met implements

public class ThreadVb2 implements Runnable
{
   public ThreadVb2()
   {
   }
   public void run()
   {
      int t = 0;
      while (true)
      {
         System.out.println("th2 " + t + "\n");
         t++;
      }
   }
   static public void main(String[] args)
   {
      Thread th = new Thread(new ThreadVb2());
      th.start();
      int t = 0;
      while (true)
      {
         System.out.println("th1 " + t + "\n");
         t++;
      }
   }
}