| /******************************************************************************* |
| * Copyright (c) 2006, 2007 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.content.orm.resource; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.jpt.core.internal.content.orm.OrmPackage; |
| import org.eclipse.jpt.core.internal.mappings.IEntity; |
| import org.eclipse.wst.common.internal.emf.resource.MultiObjectTranslator; |
| import org.eclipse.wst.common.internal.emf.resource.Translator; |
| |
| public class TypeMappingsTranslator extends MultiObjectTranslator |
| implements OrmXmlMapper |
| { |
| public static final String ENTITY_MAPPINGS_PATH = |
| MAPPED_SUPERCLASS + ',' + ENTITY + ',' + EMBEDDABLE; |
| |
| private static final OrmPackage JPA_CORE_XML_PKG = OrmPackage.eINSTANCE; |
| |
| private Map<EObject, Translator> translatorMap; |
| |
| public TypeMappingsTranslator() { |
| super(ENTITY_MAPPINGS_PATH, JPA_CORE_XML_PKG.getEntityMappingsInternal_TypeMappings()); |
| this.translatorMap = new HashMap<EObject, Translator>(); |
| } |
| |
| @Override |
| public EObject createEMFObject(String nodeName, String readAheadName) { |
| Translator translator = getDelegateFor(nodeName, readAheadName); |
| EObject eObject = translator.createEMFObject(nodeName, readAheadName); |
| this.translatorMap.put(eObject, translator); |
| return eObject; |
| } |
| /* (non-Javadoc) |
| * @see MultiObjectTranslator#getDelegateFor(EObject) |
| */ |
| @Override |
| public Translator getDelegateFor(EObject o) { |
| Translator translator = translatorMap.get(o); |
| if (translator != null) { |
| return translator; |
| } |
| |
| switch (o.eClass().getClassifierID()) { |
| case OrmPackage.XML_ENTITY_INTERNAL : |
| translator = new EntityTranslator(); |
| ((EntityTranslator) translator).setEntity((IEntity) o); |
| break; |
| case OrmPackage.XML_MAPPED_SUPERCLASS: |
| translator = new MappedSuperclassTranslator(); |
| break; |
| case OrmPackage.XML_EMBEDDABLE: |
| translator = new EmbeddableTranslator(); |
| break; |
| } |
| if (translator != null) { |
| this.translatorMap.put(o, translator); |
| } |
| |
| return translator; |
| } |
| |
| @Override |
| public Translator getDelegateFor(String domName, String readAheadName) { |
| if (domName.equals(ENTITY)) { |
| return new EntityTranslator(); |
| } |
| if (domName.equals(MAPPED_SUPERCLASS)) { |
| return new MappedSuperclassTranslator(); |
| } |
| if (domName.equals(EMBEDDABLE)) { |
| return new EmbeddableTranslator(); |
| } |
| throw new IllegalStateException("Illegal dom name: " + domName); //$NON-NLS-1$ |
| } |
| |
| @Override |
| public boolean isDependencyParent() { |
| return true; |
| } |
| |
| @Override |
| public EStructuralFeature getDependencyFeature() { |
| return JPA_CORE_XML_PKG.getXmlTypeMapping_PersistentType(); |
| } |
| |
| @Override |
| public EObject basicGetDependencyObject(EObject parent) { |
| Translator delegate = getDelegateFor(parent); |
| |
| if (delegate != null) { |
| return delegate.basicGetDependencyObject(parent); |
| } |
| else { |
| return super.basicGetDependencyObject(parent); |
| } |
| } |
| } |