<?php

require_once('Aggregate.php');
require_once('Iterator.php');
require_once('Book.php');
require_once('BookShelf.php');
require_once('BookShelfIterator.php');

$bookshelf = new BookShelf();
$bookshelf->appendBook( new Book('Around the World in 80 Days') );
$bookshelf->appendBook( new Book('Bible') );
$bookshelf->appendBook( new Book('Cinderella') );
$bookshelf->appendBook( new Book('Daddy-Long-Legs') );
$it = $bookshelf->iterator();

while($it->hasNext()) {
	$book = $it->next();
	echo $book->getName()."\n";
}

?>