/*******************************************************************************
* Copyright (c) 2001, 2005 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jem.internal.beaninfo.adapters;
/*
*/
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* The internal class for reading dom elements.
* @version 1.0
* @author
*/
class DOMReader implements IReader {
/*
* @see IReader#getChildren(Object)
*/
public Object getChildren(Object node) {
return (node instanceof Node) ? ((Node) node).getChildNodes() : null;
}
/*
* @see IReader#getLength(Object)
*/
public int getLength(Object nodeList) {
return (nodeList instanceof NodeList) ? ((NodeList) nodeList).getLength() : 0;
}
/*
* @see IReader#getItem(Object, int)
*/
public Object getItem(Object nodeList, int index) {
return (nodeList instanceof NodeList) ? ((NodeList) nodeList).item(index) : null;
}
/*
* @see IReader#isNodeTypeElement(Object)
*/
public boolean isNodeTypeElement(Object node) {
return (node instanceof Node) ? ((Node) node).getNodeType() == Node.ELEMENT_NODE : false;
}
/*
* @see IReader#getNodeName(Object)
*/
public String getNodeName(Object node) {
return (node instanceof Node) ? ((Node) node).getNodeName() : ""; //$NON-NLS-1$
}
/*
* @see IReader#getAttribute(Object, String)
*/
public String getAttribute(Object element, String attributeName) {
return (element instanceof Element) && ((Element) element).hasAttribute(attributeName) ? ((Element) element).getAttribute(attributeName) : null;
}
}