/**
   An action that repeatedly inserts a greeting into a queue.
*/
public class Producer implements Runnable
{
   /**
      Constructs the producer object.
      @param aGreeting the greating to insert into a queue
      @param aQueue the queue into which to insert greetings
      @param count the number of greetings to produce
   */
   public Producer(String aGreeting, BoundedQueue<String> aQueue, int count)
   {
      greeting = aGreeting;
      queue = aQueue;
      greetingCount = count;
  }

   public void run()
   {
      try
      {
         int i = 1;
         while (i <= greetingCount)
         {
            queue.add(i + ": " + greeting);
            i++;
            Thread.sleep((int) (Math.random() * DELAY));
         }
      }
      catch (InterruptedException exception)
      {
      }
   }

   private String greeting;
   private BoundedQueue<String> queue;
   private int greetingCount;

   private static final int DELAY = 10;
}