private static void PrintUsers(IIterator iterate)
 {
     while (!iterate.IsDone())
     {
         Console.WriteLine(iterate.Next());
     }
 }

 private void IteratorPrinter(IIterator iterator)
 {
     while (iterator.HasNext())
     {
         var menuItem = (MenuItem) iterator.Next();
         Console.WriteLine(String.Format("Name={0} Description={1} Vege?={2} Price={3}", menuItem.Name, menuItem.Description, menuItem.Vegetarian, menuItem.Price));
     }
 }

 //public static void Main()
 //{
 //    PancakeHouseMenu pancakeHouseMenu = new PancakeHouseMenu();
 //    DinerMenu dinerMenu = new DinerMenu();
 //    IIterator pancakeIterator = pancakeHouseMenu.createIterator();
 //    IIterator dinerIterator = dinerMenu.createIterator();
 //    Console.WriteLine("\nMenu (with iterators)\n----\nBREAKFAST");
 //    printMenu(pancakeIterator);
 //    Console.WriteLine("\nLunch");
 //    printMenu(dinerIterator);
 //    Console.ReadKey();
 //}
 private static void printMenu(IIterator iterator)
 {
     while (iterator.hasNext())
     {
         string menuItem = (string)iterator.next();
         Console.WriteLine(menuItem);
     }
 }

 public static void PrintUsers(IIterator iterate)
 {
     iterate.First();
     while (!iterate.IsDone())
     {
         Console.WriteLine(iterate.Next());
     }
 }

 public void printMember(IIterator iterate)
 {
     iterate.First();
     while (!iterate.IsDone())
     {
         //textBox.AppendText("Friend");
     }
 }

 private void PrintMenu(IIterator iterator)
 {
     while (iterator.hasNext())
     {
         MenuItem menuItem = (MenuItem)iterator.next();
         Response.Write(menuItem.name + "<br/>");
     }
 }

 public void printMenu(IIterator iterator)
 {
     while (iterator.hasNext())
     {
         MenuItem menuItem = (MenuItem)iterator.next();
         Console.Write(menuItem.getName() + ", ");
         Console.Write(menuItem.getPrice() + " == ");
         Console.WriteLine(menuItem.getDescription());
     }
 }

		public DbIterator(StorageState storageContext, IIterator iterator, ulong sequence)
		{
			this.iterator = iterator;
			this.sequence = sequence;
			this.storageContext = storageContext;

			direction = Direction.Forward;

			IsValid = false;
		}

		public MergingIterator(IComparator comparator, IList<IIterator> children)
		{
			if (children == null)
				 throw new ArgumentNullException("children");
			
			this.comparator = comparator;
			this.children = children;
			direction = Direction.Forward;
			current = null;
		}

		public TwoLevelIterator(
			IIterator indexIterator,
			Func<ReadOptions, BlockHandle, IIterator> getIterator,
			ReadOptions readOptions
		)
		{
			_indexIterator = indexIterator;
			_readOptions = readOptions;
			this.getIterator = getIterator;
		}

 private void PrintMenu(IIterator iterator)
 {
     while (iterator.HasNext())
     {
         MenuItem menuItem = (MenuItem) iterator.Next();
         Console.Write(menuItem.Name + ", ");
         Console.Write(menuItem.Price + " -- ");
         Console.WriteLine(menuItem.Description);
     }
 }

 public void Set(IIterator<string> currentArgument)
 {
     try
     {
         _value = currentArgument.Next();
     }
     catch (InvalidOperationException)
     {
         throw new ArgsException(ErrorCode.MissingString);
     }
 }

 public IEnumeratorAdapter(IIterator enume)
 {
     if (enume != null)
     {
         this.enume = enume;
         if (enume.HasNext())
         {
             this.current = enume.Next();
         }
     }
 }

        public String PrintMenu(IIterator iterator)
        {
            StringBuilder sb = new StringBuilder();
            while (iterator.HasNext()) {
                MenuItem menuItem = (MenuItem)iterator.Next();

                sb.Append(menuItem.Name + ", ");
                sb.Append(menuItem.Price + " -- ");
                sb.Append(menuItem.Description + "\n");
            }
            return sb.ToString();
        }

		public override void Recover()
		{
			arrayIterator = null;
			indexArray = new ArrayList();
			status = new InsertSortStatus(this.r);
			base.Recover();
		}

 public AlbumView(PhotoAlbum m_selectedAlbum)
 {
     InitializeComponent();
     m_album = m_selectedAlbum;
     m_albumIterator = m_selectedAlbum.Iterator;
     updateImageAndIndexIndicator();
 }

		public override void ActiveWorkbenchWindow_CloseEvent(object sender, EventArgs e) 
		{
			arrayIterator = null;

			base.ActiveWorkbenchWindow_CloseEvent(sender,e);

		}

		public override void Recover()
		{
			arrayIterator = null;
			nullIterator = null;
			status = new SeqSearchStatus(r,key);
			base.Recover();
		}

		public override void Recover()
		{
			arrayIterator = null;
			nullIterator = null;
			indexArray = new ArrayList();
			status = new BinSearchStatus(r,key);
			base.Recover();
		}

		public override void ActiveWorkbenchWindow_CloseEvent(object sender, EventArgs e) 
		{
			arrayIterator = null;
			nullIteratorI = null;
			nullIteratorJ = null;
			indexArray = new ArrayList();

			base.ActiveWorkbenchWindow_CloseEvent(sender,e);
		}