// A class providing a CarPark viewer that lists the items of the queue.
// Barry Cornelius, 29th February 2000
import java.util. Date;
import java.util. Observable;
import java.util. Observer;
public class CarParkLister implements Observer
{
   public CarParkLister()
   {
   }
   public void update(final Observable pObservable, final Object pObject)
   {
      final CarPark tCarPark = (CarPark)pObservable;
      System.out.println("================ " + new Date());
      System.out.println(tCarPark.toString().replace('@', '\n'));
   }
}