| /******************************************************************************* |
| * Copyright (c) 2007, 2012 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.jpa.ui.internal.structure; |
| |
| import org.eclipse.jpt.common.ui.internal.jface.StaticItemTreeContentProvider; |
| import org.eclipse.jpt.common.ui.jface.ItemTreeContentProvider; |
| import org.eclipse.jpt.common.ui.jface.ItemTreeContentProvider.Manager; |
| import org.eclipse.jpt.common.ui.jface.ItemTreeContentProviderFactory; |
| import org.eclipse.jpt.jpa.core.JpaFile; |
| import org.eclipse.jpt.jpa.core.context.persistence.ClassRef; |
| import org.eclipse.jpt.jpa.core.context.persistence.JarFileRef; |
| import org.eclipse.jpt.jpa.core.context.persistence.MappingFileRef; |
| import org.eclipse.jpt.jpa.core.context.persistence.Persistence; |
| import org.eclipse.jpt.jpa.core.context.persistence.PersistenceUnit; |
| import org.eclipse.jpt.jpa.ui.internal.platform.generic.PersistenceUnitItemContentProvider; |
| |
| /** |
| * This factory builds item content providers for a <code>persistence.xml</code> |
| * file JPA Structure View. |
| */ |
| public class PersistenceStructureItemContentProviderFactory |
| implements ItemTreeContentProviderFactory |
| { |
| // singleton |
| private static final ItemTreeContentProviderFactory INSTANCE = new PersistenceStructureItemContentProviderFactory(); |
| |
| /** |
| * Return the singleton |
| */ |
| public static ItemTreeContentProviderFactory instance() { |
| return INSTANCE; |
| } |
| |
| |
| protected PersistenceStructureItemContentProviderFactory() { |
| super(); |
| } |
| |
| public ItemTreeContentProvider buildProvider(Object item, ItemTreeContentProvider.Manager manager) { |
| if (item instanceof JpaFile) { |
| return this.buildJpaFileProvider((JpaFile) item, manager); |
| } |
| if (item instanceof Persistence) { |
| return this.buildPersistenceProvider((Persistence) item, manager); |
| } |
| if (item instanceof PersistenceUnit) { |
| return this.buildPersistenceUnitProvider((PersistenceUnit) item, manager); |
| } |
| if (item instanceof MappingFileRef) { |
| return this.buildMappingFileRefProvider((MappingFileRef) item, manager); |
| } |
| if (item instanceof ClassRef) { |
| return this.buildClassRefProvider((ClassRef) item, manager); |
| } |
| if (item instanceof JarFileRef) { |
| return this.buildJarFileRefProvider((JarFileRef) item, manager); |
| } |
| return null; |
| } |
| |
| protected ItemTreeContentProvider buildJpaFileProvider(JpaFile item, Manager manager) { |
| return new JpaFileItemContentProvider(item, manager); |
| } |
| |
| protected ItemTreeContentProvider buildPersistenceProvider(Persistence item, Manager manager) { |
| return new PersistenceItemContentProvider(item, manager); |
| } |
| |
| protected ItemTreeContentProvider buildPersistenceUnitProvider(PersistenceUnit item, Manager manager) { |
| return new PersistenceUnitItemContentProvider(item, manager); |
| } |
| |
| protected ItemTreeContentProvider buildMappingFileRefProvider(MappingFileRef item, @SuppressWarnings("unused") Manager manager) { |
| return new StaticItemTreeContentProvider(item.getPersistenceUnit()); |
| } |
| |
| protected ItemTreeContentProvider buildClassRefProvider(ClassRef item, @SuppressWarnings("unused") Manager manager) { |
| return new StaticItemTreeContentProvider(item.getPersistenceUnit()); |
| } |
| |
| protected ItemTreeContentProvider buildJarFileRefProvider(JarFileRef item, @SuppressWarnings("unused") Manager manager) { |
| return new StaticItemTreeContentProvider(item.getPersistenceUnit()); |
| } |
| } |