| /******************************************************************************* |
| * Copyright (c) 2003, 2004 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 |
| *******************************************************************************/ |
| /* |
| * Created on Mar 14, 2003 |
| * |
| * To change this generated comment go to |
| * Window>Preferences>Java>Code Generation>Code and Comments |
| */ |
| package org.eclipse.wst.common.internal.emf.utilities; |
| |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.resource.Resource; |
| import org.eclipse.emf.ecore.resource.Resource.Factory; |
| import org.eclipse.emf.ecore.resource.impl.ResourceFactoryRegistryImpl; |
| |
| /** |
| * @author DABERG |
| * |
| * To change this generated comment go to Window>Preferences>Java>Code Generation>Code and Comments |
| */ |
| public class DefaultOverridableResourceFactoryRegistry extends ResourceFactoryRegistryImpl { |
| protected static Resource.Factory GLOBAL_FACTORY = Resource.Factory.Registry.INSTANCE.getFactory(URI.createURI(DEFAULT_EXTENSION)); |
| |
| /** |
| * |
| */ |
| public DefaultOverridableResourceFactoryRegistry() { |
| super(); |
| } |
| |
| public Resource.Factory getFactory(URI uri) { |
| Object resourceFactory = null; |
| if (resourceFactory == null) { |
| String protocol = uri.scheme(); |
| resourceFactory = protocolToFactoryMap.get(protocol); |
| if (resourceFactory == null) { |
| String extension = uri.fileExtension(); |
| resourceFactory = extensionToFactoryMap.get(extension); |
| if (resourceFactory == null) { |
| resourceFactory = delegatedGetFactory(uri); |
| if (resourceFactory == GLOBAL_FACTORY) { |
| resourceFactory = extensionToFactoryMap.get(Resource.Factory.Registry.DEFAULT_EXTENSION); |
| if (resourceFactory == null) |
| resourceFactory = GLOBAL_FACTORY; |
| } |
| |
| } |
| } |
| } |
| |
| return resourceFactory instanceof Resource.Factory.Descriptor ? ((Resource.Factory.Descriptor) resourceFactory).createFactory() : (Resource.Factory) resourceFactory; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.emf.ecore.resource.impl.ResourceFactoryRegistryImpl#delegatedGetFactory(org.eclipse.emf.common.util.URI) |
| */ |
| protected Factory delegatedGetFactory(URI uri) { |
| return Resource.Factory.Registry.INSTANCE.getFactory(uri); |
| } |
| } |