| /******************************************************************************* |
| * Copyright (c) 2001, 2007 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.jst.j2ee.commonarchivecore.internal.impl; |
| |
| |
| import java.util.List; |
| |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EReference; |
| import org.eclipse.emf.ecore.InternalEObject; |
| import org.eclipse.emf.ecore.resource.Resource; |
| import org.eclipse.emf.ecore.util.EcoreUtil; |
| import org.eclipse.jem.java.JavaClass; |
| import org.eclipse.jst.j2ee.ejb.CMPAttribute; |
| import org.eclipse.jst.j2ee.ejb.ContainerManagedEntity; |
| import org.eclipse.jst.j2ee.ejb.internal.impl.ContainerManagedEntityImpl; |
| import org.eclipse.jst.j2ee.internal.common.XMLResource; |
| import org.eclipse.wst.common.internal.emf.utilities.EtoolsCopySession; |
| import org.eclipse.wst.common.internal.emf.utilities.EtoolsCopyUtility; |
| |
| |
| /** |
| * OverRide class to use the proper copying of XMLResource doctypes. Had to create this class Due to |
| * the way it's handled in the copy commands of EtoolsCopyUtility |
| * |
| * Creation date: (11/18/01 88888888:48 PM) |
| * |
| * @author: Jared Jurkiewicz |
| */ |
| public class ArchiveCopySessionUtility extends EtoolsCopySession { |
| @Override |
| public EObject copy(EObject aRefObject, String idSuffix) { |
| EObject copied = super.copy(aRefObject, idSuffix); |
| if (copied instanceof ContainerManagedEntity) |
| copyPrimKeyInfo((ContainerManagedEntity) aRefObject, (ContainerManagedEntity) copied); |
| return copied; |
| } |
| |
| @Override |
| public EObject primCopy(EObject aRefObject, String idSuffix) { |
| EObject copied = super.primCopy(aRefObject, idSuffix); |
| if (copied instanceof ContainerManagedEntity) |
| copyPrimKeyInfo((ContainerManagedEntity) aRefObject, (ContainerManagedEntity) copied); |
| return copied; |
| } |
| |
| public ArchiveCopySessionUtility(EtoolsCopyUtility aCopyUtility) { |
| super(aCopyUtility); |
| } |
| |
| /** |
| * @see com.ibm.etools.emf.ecore.utilities.copy.EtoolsCopySession#newInstance(Resource, String) |
| */ |
| @Override |
| public Resource newInstance(Resource aResource, String newUri) { |
| Resource copyResource = super.newInstance(aResource, newUri); |
| |
| if (aResource instanceof XMLResource) |
| ((XMLResource) copyResource).setVersionID(((XMLResource) aResource).getVersionID()); |
| return copyResource; |
| } |
| |
| @Override |
| public EObject getCopyIfFound(EObject anObject) { |
| EObject copiedObject = super.getCopyIfFound(anObject); |
| if ((anObject instanceof JavaClass) && (anObject == copiedObject)) { |
| copiedObject = newInstance(anObject); |
| URI uri = EcoreUtil.getURI(anObject); |
| ((InternalEObject) copiedObject).eSetProxyURI(uri); |
| } |
| return copiedObject; |
| } |
| |
| @Override |
| public EObject copyObject(EObject aRefObject, String idSuffix) { |
| EObject copied = super.copyObject(aRefObject, idSuffix); |
| if (copied instanceof ContainerManagedEntity) |
| copyPrimKeyInfo((ContainerManagedEntity) aRefObject, (ContainerManagedEntity) copied); |
| return copied; |
| } |
| |
| public void copyPrimKeyInfo(ContainerManagedEntity source, ContainerManagedEntity copied) { |
| CMPAttribute primKeyField = source.getPrimKeyField(); |
| if (primKeyField != null) |
| copied.setPrimKeyField(primKeyField); |
| } |
| |
| /* |
| * Super class override to handle unresolvable proxies (JavaClass) |
| */ |
| |
| @Override |
| protected void copyReference(EReference aReference, EObject aRefObject, String idSuffix, EObject copyRef) { |
| if (aReference.isMany()) { |
| if (shouldCopyReference(aReference, aRefObject)) { // Bugzilla 177397 |
| List value = (List) aRefObject.eGet(aReference); |
| if (value != null) |
| copyManyReference(aReference, value, aRefObject, idSuffix, copyRef); |
| } |
| } else if (aRefObject.eIsSet(aReference)) { |
| Object value = aRefObject.eGet(aReference); |
| if (value == null) |
| value = ((InternalEObject) aRefObject).eGet(aReference, false); |
| copySingleReference(aReference, (EObject) value, aRefObject, idSuffix, copyRef); |
| } |
| } |
| |
| /** |
| * <p>Constant introduced for bugzilla 177397: The name of the CMP 'keyAttributes' |
| * attribute, which is not to be copied if in an uninitialized state.</p> |
| */ |
| |
| public static final String CMP_KEY_ATTRIBUTES_NAME = "keyAttributes"; //$NON-NLS-1$ |
| |
| /** |
| * <p>Test introduced for bugzilla 177397: Tell if a specified reference |
| * should be copied. This implementation checks for a CMP Bean, and for |
| * the key attributes attribute, and answers false when this attribute |
| * is in an uninitialized state.</p> |
| * |
| * <p>This attribute is initialized using reflection; there are copy cases |
| * where the parent EJB Jar does not have its full classpath environment |
| * available, which prevents the loading of dependent classes. Since the |
| * initialization is lazy, there is no need to resolve this when copying; |
| * access to the copy target can perform the initialization.</p> |
| * |
| * @param aReference The reference attribute being copied. |
| * @param aRefObject The model object being copied. |
| * |
| * @return True if the reference attribute is to be copied. |
| * False if the reference attribute is not to be copied. |
| */ |
| |
| protected boolean shouldCopyReference(EReference aReference, EObject aRefObject) |
| { |
| if ( !(aRefObject instanceof ContainerManagedEntityImpl) || |
| !aReference.getName().equals(CMP_KEY_ATTRIBUTES_NAME) ) |
| return true; |
| |
| ContainerManagedEntityImpl cmpBean = (ContainerManagedEntityImpl) aRefObject; |
| |
| return cmpBean.getIsInitializedKeyAttributes(); |
| } |
| } |