| /******************************************************************************* |
| * Copyright (c) 2007, 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.ui.internal.structure; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.ListIterator; |
| import org.eclipse.jpt.core.JpaStructureNode; |
| import org.eclipse.jpt.core.context.persistence.ClassRef; |
| import org.eclipse.jpt.core.context.persistence.MappingFileRef; |
| import org.eclipse.jpt.core.context.persistence.Persistence; |
| import org.eclipse.jpt.core.context.persistence.PersistenceUnit; |
| import org.eclipse.jpt.core.resource.persistence.PersistenceResourceModel; |
| import org.eclipse.jpt.ui.internal.jface.AbstractTreeItemContentProvider; |
| import org.eclipse.jpt.ui.internal.jface.DelegatingTreeContentAndLabelProvider; |
| import org.eclipse.jpt.ui.jface.DelegatingContentAndLabelProvider; |
| import org.eclipse.jpt.ui.jface.TreeItemContentProvider; |
| import org.eclipse.jpt.ui.jface.TreeItemContentProviderFactory; |
| import org.eclipse.jpt.utility.internal.model.value.CompositeListValueModel; |
| import org.eclipse.jpt.utility.internal.model.value.ListAspectAdapter; |
| import org.eclipse.jpt.utility.internal.model.value.PropertyAspectAdapter; |
| import org.eclipse.jpt.utility.internal.model.value.PropertyListValueModelAdapter; |
| import org.eclipse.jpt.utility.model.value.ListValueModel; |
| |
| public class PersistenceItemContentProviderFactory |
| implements TreeItemContentProviderFactory |
| { |
| public TreeItemContentProvider buildItemContentProvider( |
| Object item, DelegatingContentAndLabelProvider contentAndLabelProvider) { |
| DelegatingTreeContentAndLabelProvider treeContentProvider = (DelegatingTreeContentAndLabelProvider) contentAndLabelProvider; |
| if (item instanceof PersistenceResourceModel) { |
| return new ResourceModelItemContentProvider((PersistenceResourceModel) item, treeContentProvider); |
| } |
| else if (item instanceof Persistence) { |
| return new PersistenceItemContentProvider((Persistence) item, treeContentProvider); |
| } |
| else if (item instanceof PersistenceUnit) { |
| return new PersistenceUnitItemContentProvider((PersistenceUnit) item, treeContentProvider); |
| } |
| else if (item instanceof MappingFileRef) { |
| return new MappingFileRefItemContentProvider((MappingFileRef) item, treeContentProvider); |
| } |
| else if (item instanceof ClassRef) { |
| return new ClassRefItemContentProvider((ClassRef) item, treeContentProvider); |
| } |
| return null; |
| } |
| |
| |
| public static class PersistenceItemContentProvider extends AbstractTreeItemContentProvider<PersistenceUnit> |
| { |
| public PersistenceItemContentProvider( |
| Persistence persistence, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(persistence, contentProvider); |
| } |
| |
| @Override |
| public Persistence model() { |
| return (Persistence) super.model(); |
| } |
| |
| @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<PersistenceUnit> buildChildrenModel() { |
| return new ListAspectAdapter<Persistence, PersistenceUnit>( |
| Persistence.PERSISTENCE_UNITS_LIST, model()) { |
| @Override |
| protected ListIterator<PersistenceUnit> listIterator_() { |
| return subject.persistenceUnits(); |
| } |
| @Override |
| protected int size_() { |
| return subject.persistenceUnitsSize(); |
| } |
| }; |
| } |
| } |
| |
| |
| public static class PersistenceUnitItemContentProvider extends AbstractTreeItemContentProvider<JpaStructureNode> |
| { |
| public PersistenceUnitItemContentProvider( |
| PersistenceUnit persistenceUnit, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(persistenceUnit, contentProvider); |
| } |
| |
| @Override |
| public PersistenceUnit model() { |
| return (PersistenceUnit) super.model(); |
| } |
| |
| @Override |
| public Persistence getParent() { |
| return model().getParent(); |
| } |
| |
| @Override |
| protected ListValueModel<JpaStructureNode> buildChildrenModel() { |
| ListValueModel<MappingFileRef> specifiedMappingFileLvm = |
| new ListAspectAdapter<PersistenceUnit, MappingFileRef>( |
| PersistenceUnit.SPECIFIED_MAPPING_FILE_REF_LIST, |
| model()) { |
| @Override |
| protected ListIterator<MappingFileRef> listIterator_() { |
| return subject.specifiedMappingFileRefs(); |
| } |
| @Override |
| protected int size_() { |
| return subject.specifiedMappingFileRefsSize(); |
| } |
| }; |
| |
| ListValueModel<MappingFileRef> impliedMappingFileLvm = |
| new PropertyListValueModelAdapter<MappingFileRef>( |
| new PropertyAspectAdapter<PersistenceUnit, MappingFileRef>( |
| PersistenceUnit.IMPLIED_MAPPING_FILE_REF_PROPERTY, |
| model()) { |
| @Override |
| protected MappingFileRef buildValue_() { |
| return subject.getImpliedMappingFileRef(); |
| } |
| } |
| ); |
| ListValueModel<ClassRef> specifiedClassLvm = |
| new ListAspectAdapter<PersistenceUnit, ClassRef>( |
| PersistenceUnit.SPECIFIED_CLASS_REF_LIST, |
| model()) { |
| @Override |
| protected ListIterator<ClassRef> listIterator_() { |
| return subject.specifiedClassRefs(); |
| } |
| @Override |
| protected int size_() { |
| return subject.specifiedClassRefsSize(); |
| } |
| }; |
| ListValueModel<ClassRef> impliedClassLvm = |
| new ListAspectAdapter<PersistenceUnit, ClassRef>( |
| PersistenceUnit.IMPLIED_CLASS_REF_LIST, |
| model()) { |
| @Override |
| protected ListIterator<ClassRef> listIterator_() { |
| return subject.impliedClassRefs(); |
| } |
| @Override |
| protected int size_() { |
| return subject.impliedClassRefsSize(); |
| } |
| }; |
| List<ListValueModel<? extends JpaStructureNode>> list = new ArrayList<ListValueModel<? extends JpaStructureNode>>(4); |
| list.add(specifiedMappingFileLvm); |
| list.add(impliedMappingFileLvm); |
| list.add(specifiedClassLvm); |
| list.add(impliedClassLvm); |
| |
| return new CompositeListValueModel<ListValueModel<? extends JpaStructureNode>, JpaStructureNode>(list); |
| } |
| } |
| |
| |
| public static class MappingFileRefItemContentProvider extends AbstractTreeItemContentProvider<MappingFileRef> |
| { |
| public MappingFileRefItemContentProvider( |
| MappingFileRef mappingFileRef, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(mappingFileRef, contentProvider); |
| } |
| |
| @Override |
| public Object getParent() { |
| return ((MappingFileRef) model()).getPersistenceUnit(); |
| } |
| |
| @Override |
| public boolean hasChildren() { |
| return false; |
| } |
| } |
| |
| |
| public static class ClassRefItemContentProvider extends AbstractTreeItemContentProvider<ClassRef> |
| { |
| public ClassRefItemContentProvider( |
| ClassRef classRef, DelegatingTreeContentAndLabelProvider contentProvider) { |
| super(classRef, contentProvider); |
| } |
| |
| @Override |
| public Object getParent() { |
| return ((ClassRef) model()).getPersistenceUnit(); |
| } |
| |
| @Override |
| public boolean hasChildren() { |
| return false; |
| } |
| } |
| } |