package headfirst.iterator.dinermerger;import java.util.ArrayList;public class ArrayListIterator implements Iterator {	ArrayList items;	int position = 0; 	public ArrayListIterator(ArrayList items) {		this.items = items;	} 	public Object next() {		Object object = items.get(position);		position = position + 1;		return object;	} 	public boolean hasNext() {		if (position >= items.size()) {			return false;		} else {			return true;		}	}}