| /******************************************************************************* |
| * 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.core.internal.context.orm; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.ListIterator; |
| import org.eclipse.jpt.core.context.BaseEmbeddedMapping; |
| import org.eclipse.jpt.core.context.BaseOverride; |
| import org.eclipse.jpt.core.context.ColumnMapping; |
| import org.eclipse.jpt.core.context.Embeddable; |
| import org.eclipse.jpt.core.context.PersistentAttribute; |
| import org.eclipse.jpt.core.context.java.JavaPersistentAttribute; |
| import org.eclipse.jpt.core.context.orm.OrmAttributeOverride; |
| import org.eclipse.jpt.core.context.orm.OrmBaseEmbeddedMapping; |
| import org.eclipse.jpt.core.context.orm.OrmPersistentAttribute; |
| import org.eclipse.jpt.core.internal.context.MappingTools; |
| import org.eclipse.jpt.core.resource.orm.BaseXmlEmbedded; |
| import org.eclipse.jpt.core.resource.orm.OrmFactory; |
| import org.eclipse.jpt.core.resource.orm.XmlAttributeOverride; |
| import org.eclipse.jpt.utility.internal.CollectionTools; |
| import org.eclipse.jpt.utility.internal.iterators.CloneListIterator; |
| import org.eclipse.jpt.utility.internal.iterators.CompositeListIterator; |
| import org.eclipse.jpt.utility.internal.iterators.EmptyIterator; |
| import org.eclipse.jpt.utility.internal.iterators.FilteringIterator; |
| import org.eclipse.jpt.utility.internal.iterators.TransformationIterator; |
| |
| |
| public abstract class AbstractOrmBaseEmbeddedMapping<T extends BaseXmlEmbedded> extends AbstractOrmAttributeMapping<T> implements OrmBaseEmbeddedMapping |
| { |
| protected final List<OrmAttributeOverride> specifiedAttributeOverrides; |
| |
| protected final List<OrmAttributeOverride> virtualAttributeOverrides; |
| |
| private Embeddable embeddable; |
| |
| protected AbstractOrmBaseEmbeddedMapping(OrmPersistentAttribute parent) { |
| super(parent); |
| this.specifiedAttributeOverrides = new ArrayList<OrmAttributeOverride>(); |
| this.virtualAttributeOverrides = new ArrayList<OrmAttributeOverride>(); |
| } |
| |
| @Override |
| public void initializeFromOrmBaseEmbeddedMapping(OrmBaseEmbeddedMapping oldMapping) { |
| super.initializeFromOrmBaseEmbeddedMapping(oldMapping); |
| int index = 0; |
| for (OrmAttributeOverride attributeOverride : CollectionTools.iterable(oldMapping.specifiedAttributeOverrides())) { |
| OrmAttributeOverride newAttributeOverride = addSpecifiedAttributeOverride(index++); |
| newAttributeOverride.setName(attributeOverride.getName()); |
| newAttributeOverride.getColumn().initializeFrom(attributeOverride.getColumn()); |
| } |
| } |
| |
| @SuppressWarnings("unchecked") |
| public ListIterator<OrmAttributeOverride> attributeOverrides() { |
| return new CompositeListIterator<OrmAttributeOverride>(specifiedAttributeOverrides(), virtualAttributeOverrides()); |
| } |
| |
| public int attributeOverridesSize() { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| public ListIterator<OrmAttributeOverride> virtualAttributeOverrides() { |
| return new CloneListIterator<OrmAttributeOverride>(this.virtualAttributeOverrides); |
| } |
| |
| public int virtualAttributeOverridesSize() { |
| return this.virtualAttributeOverrides.size(); |
| } |
| |
| public ListIterator<OrmAttributeOverride> specifiedAttributeOverrides() { |
| return new CloneListIterator<OrmAttributeOverride>(this.specifiedAttributeOverrides); |
| } |
| |
| public int specifiedAttributeOverridesSize() { |
| return this.specifiedAttributeOverrides.size(); |
| } |
| |
| protected OrmAttributeOverride addSpecifiedAttributeOverride(int index) { |
| XmlAttributeOverride xmlAttributeOverride = OrmFactory.eINSTANCE.createXmlAttributeOverrideImpl(); |
| OrmAttributeOverride attributeOverride = buildAttributeOverride(xmlAttributeOverride); |
| this.specifiedAttributeOverrides.add(index, attributeOverride); |
| this.getAttributeMapping().getAttributeOverrides().add(index, xmlAttributeOverride); |
| this.fireItemAdded(BaseEmbeddedMapping.SPECIFIED_ATTRIBUTE_OVERRIDES_LIST, index, attributeOverride); |
| return attributeOverride; |
| } |
| |
| protected void addSpecifiedAttributeOverride(int index, OrmAttributeOverride attributeOverride) { |
| addItemToList(index, attributeOverride, this.specifiedAttributeOverrides, BaseEmbeddedMapping.SPECIFIED_ATTRIBUTE_OVERRIDES_LIST); |
| } |
| |
| protected void removeSpecifiedAttributeOverride_(OrmAttributeOverride attributeOverride) { |
| removeItemFromList(attributeOverride, this.specifiedAttributeOverrides, BaseEmbeddedMapping.SPECIFIED_ATTRIBUTE_OVERRIDES_LIST); |
| } |
| |
| public void moveSpecifiedAttributeOverride(int targetIndex, int sourceIndex) { |
| CollectionTools.move(this.specifiedAttributeOverrides, targetIndex, sourceIndex); |
| this.getAttributeMapping().getAttributeOverrides().move(targetIndex, sourceIndex); |
| fireItemMoved(BaseEmbeddedMapping.SPECIFIED_ATTRIBUTE_OVERRIDES_LIST, targetIndex, sourceIndex); |
| } |
| |
| |
| //****************** AttributeOverride.Owner implemenation ******************* |
| |
| public boolean isVirtual(BaseOverride override) { |
| return this.virtualAttributeOverrides.contains(override); |
| } |
| |
| public BaseOverride setVirtual(boolean virtual, BaseOverride override) { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| public ColumnMapping getColumnMapping(String attributeName) { |
| return MappingTools.getColumnMapping(attributeName, getEmbeddable()); |
| } |
| |
| public Embeddable getEmbeddable() { |
| return this.embeddable; |
| } |
| |
| public Iterator<String> allOverridableAttributeNames() { |
| return new TransformationIterator<PersistentAttribute, String>(this.allOverridableAttributes()) { |
| @Override |
| protected String transform(PersistentAttribute attribute) { |
| return attribute.getName(); |
| } |
| }; |
| } |
| |
| public Iterator<PersistentAttribute> allOverridableAttributes() { |
| if (this.getEmbeddable() == null) { |
| return EmptyIterator.instance(); |
| } |
| return new FilteringIterator<PersistentAttribute, PersistentAttribute>(this.getEmbeddable().getPersistentType().attributes()) { |
| @Override |
| protected boolean accept(PersistentAttribute o) { |
| return o.isOverridableAttribute(); |
| } |
| }; |
| } |
| |
| @Override |
| public void initialize(T embedded) { |
| super.initialize(embedded); |
| this.embeddable = embeddableFor(findJavaPersistentAttribute()); |
| this.initializeSpecifiedAttributeOverrides(embedded); |
| } |
| |
| protected void initializeSpecifiedAttributeOverrides(T embedded) { |
| for (XmlAttributeOverride attributeOverride : embedded.getAttributeOverrides()) { |
| this.specifiedAttributeOverrides.add(buildAttributeOverride(attributeOverride)); |
| } |
| } |
| // |
| // protected void initializeDefaultAttributeOverrides(JavaPersistentAttributeResource persistentAttributeResource) { |
| // for (Iterator<String> i = allOverridableAttributeNames(); i.hasNext(); ) { |
| // String attributeName = i.next(); |
| // XmlAttributeOverride attributeOverride = attributeOverrideNamed(attributeName); |
| // if (attributeOverride == null) { |
| // attributeOverride = createAttributeOverride(new NullAttributeOverride(persistentAttributeResource)); |
| // attributeOverride.setName(attributeName); |
| // this.defaultAttributeOverrides.add(attributeOverride); |
| // } |
| // } |
| // } |
| |
| protected OrmAttributeOverride buildAttributeOverride(XmlAttributeOverride attributeOverride) { |
| return getJpaFactory().buildOrmAttributeOverride(this, this, attributeOverride); |
| } |
| |
| @Override |
| public void update(T embedded) { |
| super.update(embedded); |
| this.embeddable = embeddableFor(findJavaPersistentAttribute()); |
| this.updateSpecifiedAttributeOverrides(embedded); |
| } |
| |
| protected void updateSpecifiedAttributeOverrides(T embedded) { |
| ListIterator<OrmAttributeOverride> attributeOverrides = specifiedAttributeOverrides(); |
| ListIterator<XmlAttributeOverride> resourceAttributeOverrides = new CloneListIterator<XmlAttributeOverride>(embedded.getAttributeOverrides());//prevent ConcurrentModificiationException |
| |
| while (attributeOverrides.hasNext()) { |
| OrmAttributeOverride attributeOverride = attributeOverrides.next(); |
| if (resourceAttributeOverrides.hasNext()) { |
| attributeOverride.update(resourceAttributeOverrides.next()); |
| } |
| else { |
| removeSpecifiedAttributeOverride_(attributeOverride); |
| } |
| } |
| |
| while (resourceAttributeOverrides.hasNext()) { |
| addSpecifiedAttributeOverride(specifiedAttributeOverridesSize(), buildAttributeOverride(resourceAttributeOverrides.next())); |
| } |
| } |
| |
| |
| //************ static methods ************ |
| |
| public static Embeddable embeddableFor(JavaPersistentAttribute javaPersistentAttribute) { |
| if (javaPersistentAttribute == null) { |
| return null; |
| } |
| return MappingTools.getEmbeddableFor(javaPersistentAttribute); |
| } |
| } |