//
//   This file contains the C# code from Program 7.7 of
//   "Data Structures and Algorithms
//    with Object-Oriented Design Patterns in C#"
//   by Bruno R. Preiss.
//
//   Copyright (c) 2001--2002 by Bruno R. Preiss, P.Eng.  All rights reserved.
//
//   http://www.brpreiss.com/books/opus6/programs/pgm07_07.txt
//
public class OrderedListAsArray :
    AbstractSearchableContainer, OrderedList
{
    protected ComparableObject[] array;

    protected class MyCursor : Cursor
    {
	private OrderedListAsArray list;
	private int offset;

	internal MyCursor(OrderedListAsArray list, int offset)
	{
	    this.list = list;
	    this.offset = offset;
	}

	public ComparableObject Datum
	{
	    get
	    {
		if (offset < 0 || offset >= list.count)
		    throw new IndexOutOfRangeException();
		return list.array[offset];
	    }
	}
	// ...
    }
    // ...
}