package org.hwo.xml;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class NodeListIterator implements Iterable<Element>{


	private List<Element> elements;
	
	public static NodeListIterator create(NodeList nodes)
	{
		return new NodeListIterator(nodes);
	}
	
	public NodeListIterator(NodeList nodes)
	{
		this.elements = new ArrayList<Element>();
		for (int i=0;i<nodes.getLength();i++)
			if (nodes.item(i).getNodeType() == Node.ELEMENT_NODE)
			{
				elements.add((Element)nodes.item(i));
			}
	}


	@Override
	public Iterator<Element> iterator() {
		return this.elements.iterator();
	}
	
	public int size(){
		return this.elements.size();
	}
	
	
}