/**
* This method takes a movie from the top of the queue by the priority it was added and send it to
* the home queue.
*
* @pre the waiting queue must not be empty
* @post the correct movie will be dequeued from the waiting queue and enqueued in the home queue
*/
public void sendMovieHomeByPriority() {
Movie m = waitingQueue.dequeueByPriority();
if (m == null) {
return;
}
atHomeQueue.enqueue(m);
}
/**
* This method is used for the UI to display the list of movies in priority order.
*
* @pre
* @post the movies will be in the order of the priority the user queued them in, if two movies
* have the same priority then they appear in FIFO order
* @return an array of {@link Movie} objects that are in priority order
*/
public Movie[] displayWaitingMoviesByPriority() {
@SuppressWarnings("unchecked")
PriorityQueue<Movie> cloneOfP = (PriorityQueue<Movie>) DeepCopier.copy(waitingQueue);
Movie[] movieList = new Movie[cloneOfP.getSize()];
int i = 0;
while (!cloneOfP.isEmpty()) {
movieList[i] = cloneOfP.dequeueByPriority();
i++;
}
return movieList;
}