/**
 * Specialized Iterator for MyArrayCollection.
 *
 * @author R. P. Futrelle
 * @version 20 June 2003 (started 19 June 2003)
 */

class MyArrayIterator implements MyIterator {

    int nextIndexToDo;
    MyArrayCollection _collection;

    MyArrayIterator(MyArrayCollection collection) {
	
		_collection = collection;
		nextIndexToDo = 0;
    }

	public boolean hasNext() {
		return nextIndexToDo <= _collection.maxIndexFilled;
		} // hasNext()

	public Object next() {
		// NOT best practice, need exception
		if (nextIndexToDo > _collection.maxIndexFilled) return null; 
		
		return _collection.storesIt[nextIndexToDo++]; // increment after use
		
	} // next()

} // MyArrayIterator