plugins/org.eclipse.actf.model.dom.dombycom/src/org/eclipse/actf/model/dom/dombycom/impl/NodeListImpl.java

/*******************************************************************************
 * Copyright (c) 2007 IBM Corporation and Others
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Hisashi MIYASHITA - initial API and implementation
 *******************************************************************************/

package org.eclipse.actf.model.dom.dombycom.impl;

import org.eclipse.actf.util.win32.comclutch.DispatchException;
import org.eclipse.actf.util.win32.comclutch.IDispatch;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class NodeListImpl implements NodeList {
	private IDispatch inodeCollection;
	private NodeImpl baseNode;

	public NodeListImpl(NodeImpl baseNode, IDispatch inodeCollection) {
		this.baseNode = baseNode;
		this.inodeCollection = inodeCollection;
	}

	public Node item(int index) {
		try {
			IDispatch i = (IDispatch) inodeCollection.invoke1(
					"item", Integer.valueOf(index)); //$NON-NLS-1$
			return baseNode.newNode(i);
		} catch (DispatchException e) {
			return null;
		}
	}

	public int getLength() {
		Integer i = (Integer) Helper.get(inodeCollection, "length"); //$NON-NLS-1$
		if (i == null)
			return 0;
		return i.intValue();
	}
}