| /******************************************************************************* |
| * 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.ui.internal.structure; |
| |
| import java.util.ListIterator; |
| import org.eclipse.jpt.core.internal.IResourceModel; |
| import org.eclipse.jpt.core.internal.context.base.IClassRef; |
| import org.eclipse.jpt.core.internal.context.base.IJpaContextNode; |
| import org.eclipse.jpt.core.internal.context.base.IMappingFileRef; |
| import org.eclipse.jpt.core.internal.context.base.IPersistence; |
| import org.eclipse.jpt.core.internal.context.base.IPersistenceUnit; |
| import org.eclipse.jpt.core.internal.resource.persistence.PersistenceResourceModel; |
| import org.eclipse.jpt.ui.internal.jface.AbstractTreeItemContentProvider; |
| import org.eclipse.jpt.ui.internal.jface.DelegatingContentAndLabelProvider; |
| import org.eclipse.jpt.ui.internal.jface.DelegatingTreeContentAndLabelProvider; |
| import org.eclipse.jpt.ui.internal.jface.ITreeItemContentProvider; |
| import org.eclipse.jpt.ui.internal.jface.ITreeItemContentProviderFactory; |
| import org.eclipse.jpt.utility.internal.iterators.ReadOnlyCompositeListIterator; |
| import org.eclipse.jpt.utility.internal.model.value.ListAspectAdapter; |
| import org.eclipse.jpt.utility.internal.model.value.ListValueModel; |
| |
| public class PersistenceItemContentProviderFactory |
| implements ITreeItemContentProviderFactory |
| { |
| public ITreeItemContentProvider buildItemContentProvider( |
| Object item, DelegatingContentAndLabelProvider contentAndLabelProvider) { |
| DelegatingTreeContentAndLabelProvider treeContentProvider = (DelegatingTreeContentAndLabelProvider) contentAndLabelProvider; |
| if (item instanceof PersistenceResourceModel) { |
| return new PersistenceResourceModelItemContentProvider((PersistenceResourceModel) item, treeContentProvider); |
| } |
| else if (item instanceof IPersistence) { |
| return new PersistenceItemContentProvider((IPersistence) item, treeContentProvider); |
| } |
| else if (item instanceof IPersistenceUnit) { |
| return new PersistenceUnitItemContentProvider((IPersistenceUnit) item, treeContentProvider); |
| } |
| else if (item instanceof IMappingFileRef) { |
| return new MappingFileRefItemContentProvider((IMappingFileRef) item, treeContentProvider); |
| } |
| else if (item instanceof IClassRef) { |
| return new ClassRefItemContentProvider((IClassRef) item, treeContentProvider); |
| } |
| return null; |
| } |
| |
| |
| public static class PersistenceResourceModelItemContentProvider extends AbstractTreeItemContentProvider<IJpaContextNode> |
| { |
| public PersistenceResourceModelItemContentProvider( |
| PersistenceResourceModel persistenceResourceModel, |
| DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(persistenceResourceModel, contentProvider); |
| } |
| |
| @Override |
| public Object getParent() { |
| return null; |
| } |
| |
| @Override |
| protected ListValueModel<IJpaContextNode> buildChildrenModel() { |
| return new ListAspectAdapter<PersistenceResourceModel, IJpaContextNode>( |
| IResourceModel.ROOT_CONTEXT_NODE_LIST, (PersistenceResourceModel) model()) { |
| @Override |
| protected ListIterator<IJpaContextNode> listIterator_() { |
| return subject.rootContextNodes(); |
| } |
| }; |
| } |
| } |
| |
| |
| public static class PersistenceItemContentProvider extends AbstractTreeItemContentProvider<IPersistenceUnit> |
| { |
| public PersistenceItemContentProvider( |
| IPersistence persistence, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(persistence, contentProvider); |
| } |
| |
| |
| @Override |
| public Object getParent() { |
| // I'd like to return the resource model here, but that involves a hefty |
| // API change - we'll see what happens with this code first |
| return null; |
| } |
| |
| @Override |
| protected ListValueModel<IPersistenceUnit> buildChildrenModel() { |
| return new ListAspectAdapter<IPersistence, IPersistenceUnit>( |
| IPersistence.PERSISTENCE_UNITS_LIST, (IPersistence) model()) { |
| @Override |
| protected ListIterator<IPersistenceUnit> listIterator_() { |
| return subject.persistenceUnits(); |
| } |
| }; |
| } |
| } |
| |
| |
| public static class PersistenceUnitItemContentProvider extends AbstractTreeItemContentProvider<IJpaContextNode> |
| { |
| public PersistenceUnitItemContentProvider( |
| IPersistenceUnit persistenceUnit, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(persistenceUnit, contentProvider); |
| } |
| |
| @Override |
| public Object getParent() { |
| return ((IPersistenceUnit) model()).persistence(); |
| } |
| |
| @Override |
| protected ListValueModel<IJpaContextNode> buildChildrenModel() { |
| return new ListAspectAdapter<IPersistenceUnit, IJpaContextNode>( |
| new String[] {IPersistenceUnit.SPECIFIED_MAPPING_FILE_REF_LIST, IPersistenceUnit.CLASS_REF_LIST}, |
| (IPersistenceUnit) model()) { |
| @Override |
| @SuppressWarnings("unchecked") |
| protected ListIterator<IJpaContextNode> listIterator_() { |
| return new ReadOnlyCompositeListIterator<IJpaContextNode>( |
| subject.mappingFileRefs(), subject.classRefs()); |
| } |
| }; |
| } |
| } |
| |
| |
| @SuppressWarnings("unchecked") |
| public static class MappingFileRefItemContentProvider extends AbstractTreeItemContentProvider |
| { |
| public MappingFileRefItemContentProvider( |
| IMappingFileRef mappingFileRef, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(mappingFileRef, contentProvider); |
| } |
| |
| @Override |
| public Object getParent() { |
| return ((IMappingFileRef) model()).persistenceUnit(); |
| } |
| |
| @Override |
| public boolean hasChildren() { |
| return false; |
| } |
| } |
| |
| |
| @SuppressWarnings("unchecked") |
| public static class ClassRefItemContentProvider extends AbstractTreeItemContentProvider |
| { |
| public ClassRefItemContentProvider( |
| IClassRef classRef, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(classRef, contentProvider); |
| } |
| |
| @Override |
| public Object getParent() { |
| return ((IClassRef) model()).persistenceUnit(); |
| } |
| |
| @Override |
| public boolean hasChildren() { |
| return false; |
| } |
| } |
| } |