CNodeList.java

/**
Copyright (c) 2012 Delcyon, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
package com.delcyon.capo.xml.cdom;

import java.util.ArrayList;

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

/**
 * @author jeremiah
 * WARNING, this is NOT a live list. It will only return a snapshot from the time of creation
 */
public class CNodeList extends ArrayList<Node> implements NodeList
{
    
    @Override
    public Node item(int index)
    {
    	//cleanRemoved();
        return get(index);
    }

    @Override
    public int getLength()
    {
    	//cleanRemoved();
        return size();
    }
    
    public void addAll(NodeList childNodes)
    {
        for(int index = 0; index < childNodes.getLength(); index++)
        {
            add(childNodes.item(index));
        }
        
    }
    
    /**
     * Unfortunately the dom spec requires that nodeLists be 'live' 
     * so we need to check the list each time, and remove and nodes that no longer have a parent
     */
//    private void cleanRemoved()
//    {
//    	
//    	for (int index = 0; index < size(); index++)
//    	{
//    		if (get(index).getParentNode() == null)// && get(index).getOwnerDocument() == null)
//    		{
//    			remove(index);
//    			index--;
//    		}
//    	}
//    }
    
    
}