| /******************************************************************************* |
| * Copyright (c) 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.context.base; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.internal.ITextRange; |
| import org.eclipse.jpt.core.internal.resource.persistence.PersistenceFactory; |
| import org.eclipse.jpt.core.internal.resource.persistence.PersistenceResource; |
| import org.eclipse.jpt.core.internal.resource.persistence.XmlPersistence; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| |
| public class PersistenceXml extends JpaContextNode |
| implements IPersistenceXml |
| { |
| protected PersistenceResource persistenceResource; |
| |
| protected IPersistence persistence; |
| |
| |
| public PersistenceXml(IBaseJpaContent baseJpaContent) { |
| super(baseJpaContent); |
| } |
| |
| @Override |
| public IResource resource() { |
| return persistenceResource.getFile(); |
| } |
| |
| // **************** persistence ******************************************** |
| |
| public IPersistence getPersistence() { |
| return persistence; |
| } |
| |
| public IPersistence addPersistence() { |
| if (persistence != null) { |
| throw new IllegalStateException(); |
| } |
| |
| XmlPersistence xmlPersistence = PersistenceFactory.eINSTANCE.createXmlPersistence(); |
| persistence = createPersistence(xmlPersistence); |
| persistenceResource.getContents().add(xmlPersistence); |
| firePropertyChanged(PERSISTENCE_PROPERTY, null, persistence); |
| return persistence; |
| } |
| |
| public void removePersistence() { |
| if (persistence == null) { |
| throw new IllegalStateException(); |
| } |
| |
| IPersistence oldPersistence = persistence; |
| persistence = null; |
| XmlPersistence xmlPersistence = persistenceResource.getPersistence(); |
| persistenceResource.getContents().remove(xmlPersistence); |
| firePropertyChanged(PERSISTENCE_PROPERTY, oldPersistence, null); |
| } |
| |
| protected void setPersistence_(IPersistence newPersistence) { |
| IPersistence oldPersistence = persistence; |
| persistence = newPersistence; |
| firePropertyChanged(PERSISTENCE_PROPERTY, oldPersistence, newPersistence); |
| } |
| |
| |
| // **************** updating *********************************************** |
| |
| public void initialize(PersistenceResource persistenceResource) { |
| this.persistenceResource = persistenceResource; |
| if (persistenceResource.getPersistence() != null) { |
| this.persistence = createPersistence(persistenceResource.getPersistence()); |
| } |
| } |
| |
| public void update(PersistenceResource persistenceResource) { |
| if (! persistenceResource.equals(this.persistenceResource)) { |
| this.persistenceResource = persistenceResource; |
| this.persistenceResource.resourceModel().removeRootContextNode(this); |
| } |
| if (persistenceResource.getPersistence() != null) { |
| if (this.persistence != null) { |
| this.persistence.update(persistenceResource.getPersistence()); |
| } |
| else { |
| setPersistence_(createPersistence(persistenceResource.getPersistence())); |
| } |
| persistenceResource.resourceModel().addRootContextNode(getPersistence()); |
| } |
| else { |
| setPersistence_(null); |
| } |
| } |
| |
| protected IPersistence createPersistence(XmlPersistence xmlPersistence) { |
| IPersistence persistence = jpaFactory().createPersistence(this); |
| persistence.initialize(xmlPersistence); |
| return persistence; |
| } |
| |
| |
| // ************************************************************************* |
| |
| @Override |
| public IPersistenceUnit persistenceUnit() { |
| throw new UnsupportedOperationException("No PersistenceUnit in this context"); |
| } |
| |
| public ITextRange validationTextRange() { |
| return ITextRange.Empty.instance(); |
| } |
| |
| |
| @Override |
| public void addToMessages(List<IMessage> messages, CompilationUnit astRoot) { |
| super.addToMessages(messages, astRoot); |
| |
| // addInvalidPersistenceXmlContentMessage(messages); |
| |
| getPersistence().addToMessages(messages, astRoot); |
| |
| } |
| } |