| /******************************************************************************* |
| * Copyright (c) 2004, 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.wst.html.core.internal.document; |
| |
| |
| |
| import org.eclipse.wst.sse.core.internal.provisional.INodeAdapter; |
| import org.eclipse.wst.sse.core.internal.provisional.INodeAdapterFactory; |
| import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier; |
| import org.eclipse.wst.xml.core.internal.document.ModelParserAdapter; |
| import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument; |
| |
| /** |
| */ |
| public class HTMLModelParserAdapterFactory implements INodeAdapterFactory { |
| |
| private static HTMLModelParserAdapterFactory instance = null; |
| |
| /** |
| */ |
| private HTMLModelParserAdapterFactory() { |
| super(); |
| } |
| |
| /** |
| * Method that returns the adapter associated with the given object. It |
| * may be a singleton or not ... depending on the needs of the |
| * INodeAdapter ... but in general it is recommended for an adapter to be |
| * stateless, so the efficiencies of a singleton can be gained. |
| * |
| * The implementation of this method should call addAdapter on the adapted |
| * object with the correct instance of the adapter. |
| */ |
| public INodeAdapter adapt(INodeNotifier notifier) { |
| INodeAdapter adapter = null; |
| if (notifier != null) { |
| if (notifier instanceof IDOMDocument) { |
| adapter = notifier.getExistingAdapter(ModelParserAdapter.class); |
| if (adapter == null) { |
| adapter = new HTMLModelParserAdapter(); |
| notifier.addAdapter(adapter); |
| } |
| } |
| } |
| return adapter; |
| |
| } |
| |
| /** |
| */ |
| public synchronized static HTMLModelParserAdapterFactory getInstance() { |
| if (instance == null) |
| instance = new HTMLModelParserAdapterFactory(); |
| return instance; |
| } |
| |
| /** |
| */ |
| public boolean isFactoryForType(Object type) { |
| return (type == ModelParserAdapter.class); |
| } |
| |
| /** |
| */ |
| public void release() { |
| // no state to cleanup |
| } |
| |
| /** |
| * Overriding copy method |
| */ |
| public INodeAdapterFactory copy() { |
| return getInstance(); |
| } |
| } |