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/*******************************************************************************
* Copyright (c) 2007, 2009 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.Iterator;
import java.util.List;
import java.util.ListIterator;
import org.eclipse.jpt.core.JpaFile;
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.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.CollectionAspectAdapter;
import org.eclipse.jpt.utility.internal.model.value.CompositeCollectionValueModel;
import org.eclipse.jpt.utility.internal.model.value.ListAspectAdapter;
import org.eclipse.jpt.utility.internal.model.value.ListCollectionValueModelAdapter;
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.CollectionValueModel;
public class PersistenceItemContentProviderFactory
implements TreeItemContentProviderFactory
{
public TreeItemContentProvider buildItemContentProvider(
Object item, DelegatingContentAndLabelProvider contentAndLabelProvider) {
DelegatingTreeContentAndLabelProvider treeContentProvider = (DelegatingTreeContentAndLabelProvider) contentAndLabelProvider;
if (item instanceof JpaFile) {
return new ResourceModelItemContentProvider((JpaFile) 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 getModel() {
return (Persistence) super.getModel();
}
@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 CollectionValueModel<PersistenceUnit> buildChildrenModel() {
return new ListCollectionValueModelAdapter<PersistenceUnit>(
new ListAspectAdapter<Persistence, PersistenceUnit>(Persistence.PERSISTENCE_UNITS_LIST, getModel()) {
@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 getModel() {
return (PersistenceUnit) super.getModel();
}
@Override
public Persistence getParent() {
return getModel().getParent();
}
@Override
protected CollectionValueModel<JpaStructureNode> buildChildrenModel() {
CollectionValueModel<MappingFileRef> specifiedMappingFileLvm =
new ListCollectionValueModelAdapter<MappingFileRef>(
new ListAspectAdapter<PersistenceUnit, MappingFileRef>(
PersistenceUnit.SPECIFIED_MAPPING_FILE_REFS_LIST,
getModel()) {
@Override
protected ListIterator<MappingFileRef> listIterator_() {
return subject.specifiedMappingFileRefs();
}
@Override
protected int size_() {
return subject.specifiedMappingFileRefsSize();
}
});
CollectionValueModel<MappingFileRef> impliedMappingFileCvm =
new ListCollectionValueModelAdapter<MappingFileRef>(
new PropertyListValueModelAdapter<MappingFileRef>(
new PropertyAspectAdapter<PersistenceUnit, MappingFileRef>(
PersistenceUnit.IMPLIED_MAPPING_FILE_REF_PROPERTY,
getModel()) {
@Override
protected MappingFileRef buildValue_() {
return subject.getImpliedMappingFileRef();
}
}
));
CollectionValueModel<ClassRef> specifiedClassCvm =
new ListCollectionValueModelAdapter<ClassRef>(
new ListAspectAdapter<PersistenceUnit, ClassRef>(
PersistenceUnit.SPECIFIED_CLASS_REFS_LIST,
getModel()) {
@Override
protected ListIterator<ClassRef> listIterator_() {
return subject.specifiedClassRefs();
}
@Override
protected int size_() {
return subject.specifiedClassRefsSize();
}
});
CollectionValueModel<ClassRef> impliedClassCvm =
new CollectionAspectAdapter<PersistenceUnit, ClassRef>(
PersistenceUnit.IMPLIED_CLASS_REFS_COLLECTION,
getModel()) {
@Override
protected Iterator<ClassRef> iterator_() {
return subject.impliedClassRefs();
}
@Override
protected int size_() {
return subject.impliedClassRefsSize();
}
};
List<CollectionValueModel<? extends JpaStructureNode>> list = new ArrayList<CollectionValueModel<? extends JpaStructureNode>>(4);
list.add(specifiedMappingFileLvm);
list.add(impliedMappingFileCvm);
list.add(specifiedClassCvm);
list.add(impliedClassCvm);
return new CompositeCollectionValueModel<CollectionValueModel<? extends JpaStructureNode>, JpaStructureNode>(list);
}
}
public static class MappingFileRefItemContentProvider extends AbstractTreeItemContentProvider<MappingFileRef>
{
public MappingFileRefItemContentProvider(
MappingFileRef mappingFileRef, DelegatingTreeContentAndLabelProvider contentProvider) {
super(mappingFileRef, contentProvider);
}
@Override
public MappingFileRef getModel() {
return (MappingFileRef) super.getModel();
}
@Override
public Object getParent() {
return getModel().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 ClassRef getModel() {
return (ClassRef) super.getModel();
}
@Override
public Object getParent() {
return getModel().getPersistenceUnit();
}
@Override
public boolean hasChildren() {
return false;
}
}
}
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