PersistentAnimation.java

package zendo;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
public class PersistentAnimation implements Serializable, Runnable
{
transient private Thread animator;
private int animationSpeed;
public PersistentAnimation(int animationSpeed)
{
this.animationSpeed = animationSpeed;
startAnimation();
  }
      public void run()
  {
    while(true)
    {
      // do animation here
    }
  }
  private void writeObject(ObjectOutputStream out) throws IOException
  {
    out.defaultWriteObject();
  }
  private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException
  {
    // our "pseudo-constructor"
    in.defaultReadObject();
    // now we are a "live" object again, so let's run rebuild and start
    startAnimation();

  }
  private void startAnimation()
  {
    animator = new Thread(this);
    animator.start();
  }
}