| /****************************************************************************** |
| * Copyright (c) 2002, 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 |
| ****************************************************************************/ |
| |
| package org.eclipse.gmf.runtime.emf.clipboard.core.internal; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.resource.ResourceSet; |
| import org.eclipse.gmf.runtime.emf.clipboard.core.IClipboardSupport; |
| |
| /** |
| * @author Yasser Lulu |
| */ |
| class LoadingEMFResource |
| extends SerializationEMFResource { |
| |
| private final ResourceSet rset; |
| |
| private Map idToEObjectMapCopy; |
| |
| private Map eObjectToIDMapCopy; |
| |
| LoadingEMFResource(ResourceSet rset, String encoding, Map defaultLoadOptions, |
| IClipboardSupport clipboardOperationHelper) { |
| super(encoding, clipboardOperationHelper); |
| this.rset = rset; |
| this.defaultLoadOptions = defaultLoadOptions; |
| } |
| |
| /** |
| * @see org.eclipse.emf.ecore.xmi.impl.XMLResourceImpl#doSave(java.io.OutputStream, |
| * java.util.Map) |
| */ |
| public void doSave(OutputStream outputStream, Map options) |
| throws IOException { |
| throwUnsupportedOperationException("doSave", //$NON-NLS-1$ |
| new UnsupportedOperationException( |
| "Can't call save on deserializing resource")); //$NON-NLS-1$ |
| } |
| |
| public void doLoad(InputStream inputStream, Map options) throws IOException { |
| NonResolvingResourceSet nonResolvingResourceSet = |
| new NonResolvingResourceSet(rset); |
| nonResolvingResourceSet.getResources().add(this); |
| IOException exception = null; |
| try { |
| super.doLoad(inputStream, options); |
| } catch (IOException ex) { |
| exception = ex; |
| } |
| nonResolvingResourceSet.getResources().remove(this); |
| getIDToEObjectMapCopy().putAll(getIDToEObjectMap()); |
| getEObjectToIDMapCopy().putAll(getEObjectToIDMap()); |
| if (exception != null) { |
| throw exception; |
| } |
| } |
| |
| Map getIDToEObjectMapCopy() { |
| if (idToEObjectMapCopy == null) { |
| idToEObjectMapCopy = new HashMap(); |
| } |
| return idToEObjectMapCopy; |
| } |
| |
| Map getEObjectToIDMapCopy() { |
| if (eObjectToIDMapCopy == null) { |
| eObjectToIDMapCopy = new HashMap(); |
| } |
| return eObjectToIDMapCopy; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.emf.ecore.xmi.impl.XMLResourceImpl#detachedHelper(org.eclipse.emf.ecore.EObject) |
| */ |
| protected void detachedHelper(EObject eObject) { |
| super.detachedHelper(eObject); |
| DETACHED_EOBJECT_TO_ID_MAP.remove(eObject); |
| } |
| } |