/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

* Utility functions for property file

*

*/

package com.nokia.tracebuilder.engine.propertyfile;

import org.w3c.dom.Document;

import org.w3c.dom.Element;

import org.w3c.dom.Node;

import org.w3c.dom.NodeList;

/**

 * Utility functions for property file

 * 

 */

final class PropertyFileUtils {

	/**

	 * Finds the root element from property file document

	 * 

	 * @param document

	 *            the document

	 * @return the root element

	 */

	static Element findRoot(Document document) {

		NodeList list = document.getChildNodes();

		Element rootElement = null;

		for (int i = 0; i < list.getLength(); i++) {

			Node root = list.item(i);

			if (root.getNodeType() == Node.ELEMENT_NODE) {

				if (root.getNodeName().equalsIgnoreCase(

						PropertyFileConstants.ROOT_ELEMENT)) {

					rootElement = (Element) root;

				}

			}

		}

		return rootElement;

	}

}