package dk.itu.oop.lecture5;

public class ArrayIterator implements OOPIterator{

	private final Object[] theArray;
	private int index; // index of next element
	
	public ArrayIterator(Object[] objects){
		theArray = objects;
		index = 0;
	}
	
	public boolean hasNext(){
		return index < theArray.length;
	}
	
	public Object next(){
		return theArray[index++];
	}
	
	public Object peek(){
		return theArray[index];
	}
	
	public OOPIterator cloneMe(){
		try{
			return (OOPIterator)super.clone();
		}catch(CloneNotSupportedException shouldNotHappen){
			throw new Error("Object claims not to be able to clone");
		}
	}
}