| /******************************************************************************* |
| * Copyright (c) 2008 Oracle. 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: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.core.internal.resource.orm; |
| |
| import java.util.ListIterator; |
| import org.eclipse.emf.common.util.BasicEList; |
| import org.eclipse.emf.common.util.EList; |
| import org.eclipse.jpt.core.internal.context.java.IJavaAttributeOverride; |
| import org.eclipse.jpt.core.internal.context.java.IJavaEmbeddedIdMapping; |
| import org.eclipse.jpt.core.internal.resource.common.JpaEObject; |
| |
| /** |
| * VirtualEmbeddedId is an implementation of EmbeddedId used when there is |
| * no tag in the orm.xml and an underlying javaEmbeddedIdMapping exists. |
| */ |
| public class VirtualEmbeddedId extends JpaEObject implements EmbeddedId |
| { |
| IJavaEmbeddedIdMapping javaEmbeddedIdMapping; |
| |
| protected boolean metadataComplete; |
| |
| protected EList<AttributeOverride> virtualAttributeOverrides; |
| |
| |
| public VirtualEmbeddedId(IJavaEmbeddedIdMapping javaEmbeddedIdMapping, boolean metadataComplete) { |
| super(); |
| this.javaEmbeddedIdMapping = javaEmbeddedIdMapping; |
| this.metadataComplete = metadataComplete; |
| this.initializeAttributeOverrides(javaEmbeddedIdMapping); |
| } |
| |
| protected void initializeAttributeOverrides(IJavaEmbeddedIdMapping javaEmbeddedIdMapping) { |
| this.virtualAttributeOverrides = new BasicEList<AttributeOverride>(); |
| ListIterator<IJavaAttributeOverride> javaAttributesOverrides; |
| if (this.metadataComplete) { |
| javaAttributesOverrides = this.javaEmbeddedIdMapping.defaultAttributeOverrides(); |
| } |
| else { |
| javaAttributesOverrides = this.javaEmbeddedIdMapping.attributeOverrides(); |
| } |
| |
| while (javaAttributesOverrides.hasNext()) { |
| this.virtualAttributeOverrides.add(new VirtualAttributeOverride(javaAttributesOverrides.next(), this.metadataComplete)); |
| } |
| } |
| |
| public String getName() { |
| return this.javaEmbeddedIdMapping.persistentAttribute().getName(); |
| } |
| |
| public void setName(String newName) { |
| throw new UnsupportedOperationException("cannot set values on a virtual mapping"); |
| } |
| |
| |
| public EList<AttributeOverride> getAttributeOverrides() { |
| return this.virtualAttributeOverrides; |
| } |
| |
| public void update(IJavaEmbeddedIdMapping javaEmbeddedIdMapping) { |
| this.javaEmbeddedIdMapping = javaEmbeddedIdMapping; |
| this.updateAttributeOverrides(javaEmbeddedIdMapping); |
| } |
| |
| protected void updateAttributeOverrides(IJavaEmbeddedIdMapping javaEmbeddedIdMapping) { |
| ListIterator<IJavaAttributeOverride> javaAttributesOverrides; |
| ListIterator<AttributeOverride> virtualAttributeOverrides = this.virtualAttributeOverrides.listIterator(); |
| if (this.metadataComplete) { |
| javaAttributesOverrides = this.javaEmbeddedIdMapping.defaultAttributeOverrides(); |
| } |
| else { |
| javaAttributesOverrides = this.javaEmbeddedIdMapping.attributeOverrides(); |
| } |
| |
| while (javaAttributesOverrides.hasNext()) { |
| IJavaAttributeOverride javaAttributeOverride = javaAttributesOverrides.next(); |
| if (virtualAttributeOverrides.hasNext()) { |
| VirtualAttributeOverride virtualAttributeOverride = (VirtualAttributeOverride) virtualAttributeOverrides.next(); |
| virtualAttributeOverride.update(javaAttributeOverride); |
| } |
| else { |
| this.virtualAttributeOverrides.add(new VirtualAttributeOverride(javaAttributeOverride, this.metadataComplete)); |
| } |
| } |
| |
| while(virtualAttributeOverrides.hasNext()) { |
| this.virtualAttributeOverrides.remove(virtualAttributeOverrides.next()); |
| } |
| } |
| |
| } |