| /******************************************************************************* |
| * Copyright (c) 2009, 2010 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.jpa1.context.orm; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.ListIterator; |
| import org.eclipse.emf.common.util.EList; |
| import org.eclipse.jpt.core.context.AttributeOverride; |
| import org.eclipse.jpt.core.context.BaseColumn; |
| import org.eclipse.jpt.core.context.BaseOverride; |
| import org.eclipse.jpt.core.context.Column; |
| import org.eclipse.jpt.core.context.NamedColumn; |
| import org.eclipse.jpt.core.context.TypeMapping; |
| import org.eclipse.jpt.core.context.XmlContextNode; |
| import org.eclipse.jpt.core.context.orm.OrmAttributeOverride; |
| import org.eclipse.jpt.core.context.orm.OrmAttributeOverrideContainer; |
| import org.eclipse.jpt.core.internal.context.orm.AbstractOrmXmlContextNode; |
| import org.eclipse.jpt.core.internal.context.orm.VirtualXmlAttributeOverride; |
| import org.eclipse.jpt.core.resource.orm.OrmFactory; |
| import org.eclipse.jpt.core.resource.orm.XmlAttributeOverride; |
| import org.eclipse.jpt.core.resource.orm.XmlColumn; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.db.Table; |
| import org.eclipse.jpt.utility.internal.CollectionTools; |
| import org.eclipse.jpt.utility.internal.iterators.CloneIterator; |
| import org.eclipse.jpt.utility.internal.iterators.CloneListIterator; |
| import org.eclipse.jpt.utility.internal.iterators.CompositeListIterator; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public class GenericOrmAttributeOverrideContainer |
| extends AbstractOrmXmlContextNode |
| implements OrmAttributeOverrideContainer |
| { |
| protected final List<OrmAttributeOverride> specifiedAttributeOverrides; |
| |
| protected final List<OrmAttributeOverride> virtualAttributeOverrides; |
| |
| protected final Owner owner; |
| |
| |
| public GenericOrmAttributeOverrideContainer(XmlContextNode parent, Owner owner) { |
| super(parent); |
| this.owner = owner; |
| this.specifiedAttributeOverrides = new ArrayList<OrmAttributeOverride>(); |
| this.virtualAttributeOverrides = new ArrayList<OrmAttributeOverride>(); |
| this.initializeSpecifiedAttributeOverrides(); |
| this.initializeVirtualAttributeOverrides(); |
| } |
| |
| |
| public void initializeFromAttributeOverrideContainer(OrmAttributeOverrideContainer oldContainer) { |
| int index = 0; |
| for (OrmAttributeOverride attributeOverride : CollectionTools.iterable(oldContainer.specifiedAttributeOverrides())) { |
| OrmAttributeOverride newAttributeOverride = addSpecifiedAttributeOverride(index++); |
| newAttributeOverride.setName(attributeOverride.getName()); |
| newAttributeOverride.getColumn().initializeFrom(attributeOverride.getColumn()); |
| } |
| } |
| |
| protected Owner getOwner() { |
| return this.owner; |
| } |
| |
| protected EList<XmlAttributeOverride> getResourceAttributeOverrides() { |
| return getOwner().getResourceAttributeOverrides(); |
| } |
| |
| @SuppressWarnings("unchecked") |
| public ListIterator<OrmAttributeOverride> attributeOverrides() { |
| return new CompositeListIterator<OrmAttributeOverride>(specifiedAttributeOverrides(), virtualAttributeOverrides()); |
| } |
| |
| public int attributeOverridesSize() { |
| return this.specifiedAttributeOverridesSize() + this.virtualAttributeOverridesSize(); |
| } |
| |
| public ListIterator<OrmAttributeOverride> virtualAttributeOverrides() { |
| return new CloneListIterator<OrmAttributeOverride>(this.virtualAttributeOverrides); |
| } |
| |
| public int virtualAttributeOverridesSize() { |
| return this.virtualAttributeOverrides.size(); |
| } |
| |
| protected void addVirtualAttributeOverride(OrmAttributeOverride attributeOverride) { |
| addItemToList(attributeOverride, this.virtualAttributeOverrides, VIRTUAL_ATTRIBUTE_OVERRIDES_LIST); |
| } |
| |
| protected void removeVirtualAttributeOverride(OrmAttributeOverride attributeOverride) { |
| removeItemFromList(attributeOverride, this.virtualAttributeOverrides, VIRTUAL_ATTRIBUTE_OVERRIDES_LIST); |
| } |
| |
| protected OrmAttributeOverride setAttributeOverrideVirtual(boolean virtual, OrmAttributeOverride attributeOverride) { |
| if (virtual) { |
| return setAttributeOverrideVirtual(attributeOverride); |
| } |
| return setAttributeOverrideSpecified(attributeOverride); |
| } |
| |
| protected OrmAttributeOverride setAttributeOverrideVirtual(OrmAttributeOverride attributeOverride) { |
| int index = this.specifiedAttributeOverrides.indexOf(attributeOverride); |
| this.specifiedAttributeOverrides.remove(index); |
| String attributeOverrideName = attributeOverride.getName(); |
| //add the virtual attribute override so that I can control the order that change notification is sent. |
| //otherwise when we remove the annotation from java we will get an update and add the attribute override |
| //during the update. This causes the UI to be flaky, since change notification might not occur in the correct order |
| OrmAttributeOverride virtualAttributeOverride = null; |
| if (attributeOverrideName != null) { |
| for (String name : CollectionTools.iterable(allOverridableAttributeNames())) { |
| if (name.equals(attributeOverrideName)) { |
| //store the virtualAttributeOverride so we can fire change notification later |
| virtualAttributeOverride = buildVirtualAttributeOverride(name); |
| this.virtualAttributeOverrides.add(virtualAttributeOverride); |
| } |
| } |
| } |
| |
| this.getResourceAttributeOverrides().remove(index); |
| fireItemRemoved(SPECIFIED_ATTRIBUTE_OVERRIDES_LIST, index, attributeOverride); |
| |
| if (virtualAttributeOverride != null) { |
| fireItemAdded(VIRTUAL_ATTRIBUTE_OVERRIDES_LIST, virtualAttributeOverridesSize() - 1, virtualAttributeOverride); |
| } |
| return virtualAttributeOverride; |
| } |
| |
| protected OrmAttributeOverride setAttributeOverrideSpecified(OrmAttributeOverride oldAttributeOverride) { |
| int index = specifiedAttributeOverridesSize(); |
| XmlAttributeOverride xmlAttributeOverride = OrmFactory.eINSTANCE.createXmlAttributeOverride(); |
| OrmAttributeOverride newAttributeOverride = buildAttributeOverride(xmlAttributeOverride); |
| this.specifiedAttributeOverrides.add(index, newAttributeOverride); |
| |
| this.getResourceAttributeOverrides().add(xmlAttributeOverride); |
| |
| int defaultIndex = this.virtualAttributeOverrides.indexOf(oldAttributeOverride); |
| this.virtualAttributeOverrides.remove(defaultIndex); |
| |
| newAttributeOverride.setName(oldAttributeOverride.getName()); |
| newAttributeOverride.getColumn().setSpecifiedName(oldAttributeOverride.getColumn().getName()); |
| |
| this.fireItemRemoved(VIRTUAL_ATTRIBUTE_OVERRIDES_LIST, defaultIndex, oldAttributeOverride); |
| this.fireItemAdded(SPECIFIED_ATTRIBUTE_OVERRIDES_LIST, index, newAttributeOverride); |
| |
| return newAttributeOverride; |
| } |
| |
| 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.createXmlAttributeOverride(); |
| OrmAttributeOverride attributeOverride = buildAttributeOverride(xmlAttributeOverride); |
| this.specifiedAttributeOverrides.add(index, attributeOverride); |
| this.getResourceAttributeOverrides().add(index, xmlAttributeOverride); |
| this.fireItemAdded(SPECIFIED_ATTRIBUTE_OVERRIDES_LIST, index, attributeOverride); |
| return attributeOverride; |
| } |
| |
| protected void addSpecifiedAttributeOverride(int index, OrmAttributeOverride attributeOverride) { |
| addItemToList(index, attributeOverride, this.specifiedAttributeOverrides, SPECIFIED_ATTRIBUTE_OVERRIDES_LIST); |
| } |
| |
| protected void addSpecifiedAttributeOverride(OrmAttributeOverride attributeOverride) { |
| this.addSpecifiedAttributeOverride(this.specifiedAttributeOverrides.size(), attributeOverride); |
| } |
| |
| protected void removeSpecifiedAttributeOverride_(OrmAttributeOverride attributeOverride) { |
| removeItemFromList(attributeOverride, this.specifiedAttributeOverrides, SPECIFIED_ATTRIBUTE_OVERRIDES_LIST); |
| } |
| |
| public void moveSpecifiedAttributeOverride(int targetIndex, int sourceIndex) { |
| CollectionTools.move(this.specifiedAttributeOverrides, targetIndex, sourceIndex); |
| this.getResourceAttributeOverrides().move(targetIndex, sourceIndex); |
| fireItemMoved(SPECIFIED_ATTRIBUTE_OVERRIDES_LIST, targetIndex, sourceIndex); |
| } |
| |
| public OrmAttributeOverride getAttributeOverrideNamed(String name) { |
| return (OrmAttributeOverride) getOverrideNamed(name, attributeOverrides()); |
| } |
| |
| public boolean containsAttributeOverride(String name) { |
| return containsOverride(name, attributeOverrides()); |
| } |
| |
| public boolean containsDefaultAttributeOverride(String name) { |
| return containsOverride(name, virtualAttributeOverrides()); |
| } |
| |
| public boolean containsSpecifiedAttributeOverride(String name) { |
| return containsOverride(name, specifiedAttributeOverrides()); |
| } |
| |
| private BaseOverride getOverrideNamed(String name, ListIterator<? extends BaseOverride> overrides) { |
| for (BaseOverride override : CollectionTools.iterable(overrides)) { |
| String overrideName = override.getName(); |
| if (overrideName == null && name == null) { |
| return override; |
| } |
| if (overrideName != null && overrideName.equals(name)) { |
| return override; |
| } |
| } |
| return null; |
| } |
| |
| private boolean containsOverride(String name, ListIterator<? extends BaseOverride> overrides) { |
| return getOverrideNamed(name, overrides) != null; |
| } |
| |
| protected Iterator<String> allOverridableAttributeNames() { |
| return getOwner().allOverridableNames(); |
| } |
| |
| protected void initializeVirtualAttributeOverrides() { |
| for (String name : CollectionTools.iterable(allOverridableAttributeNames())) { |
| OrmAttributeOverride ormAttributeOverride = getAttributeOverrideNamed(name); |
| if (ormAttributeOverride == null) { |
| this.virtualAttributeOverrides.add(buildVirtualAttributeOverride(name)); |
| } |
| } |
| } |
| |
| protected void initializeSpecifiedAttributeOverrides() { |
| for (XmlAttributeOverride attributeOverride : this.getResourceAttributeOverrides()) { |
| this.specifiedAttributeOverrides.add(buildAttributeOverride(attributeOverride)); |
| } |
| } |
| |
| public void update() { |
| this.updateSpecifiedAttributeOverrides(); |
| this.updateVirtualAttributeOverrides(); |
| } |
| |
| protected OrmAttributeOverride buildVirtualAttributeOverride(String name) { |
| return buildAttributeOverride(buildVirtualXmlAttributeOverride(name)); |
| } |
| |
| protected XmlAttributeOverride buildVirtualXmlAttributeOverride(String name) { |
| Column column = resolveOverriddenColumn(name); |
| XmlColumn xmlColumn = getOwner().buildVirtualXmlColumn(column, name, getOwner().getTypeMapping().isMetadataComplete()); |
| return new VirtualXmlAttributeOverride(name, xmlColumn); |
| } |
| |
| private Column resolveOverriddenColumn(String attributeOverrideName) { |
| return getOwner().resolveOverriddenColumn(attributeOverrideName); |
| } |
| |
| protected void updateSpecifiedAttributeOverrides() { |
| // make a copy of the XML overrides (to prevent ConcurrentModificationException) |
| Iterator<XmlAttributeOverride> xmlOverrides = new CloneIterator<XmlAttributeOverride>(this.getResourceAttributeOverrides()); |
| |
| for (Iterator<OrmAttributeOverride> contextOverrides = this.specifiedAttributeOverrides(); contextOverrides.hasNext(); ) { |
| OrmAttributeOverride contextOverride = contextOverrides.next(); |
| if (xmlOverrides.hasNext()) { |
| contextOverride.update(xmlOverrides.next()); |
| } |
| else { |
| removeSpecifiedAttributeOverride_(contextOverride); |
| } |
| } |
| |
| while (xmlOverrides.hasNext()) { |
| addSpecifiedAttributeOverride(buildAttributeOverride(xmlOverrides.next())); |
| } |
| } |
| |
| protected void updateVirtualAttributeOverrides() { |
| Iterator<String> overridableAttributes = allOverridableAttributeNames(); |
| ListIterator<OrmAttributeOverride> virtualAttributeOverridesCopy = virtualAttributeOverrides(); |
| |
| for (String name : CollectionTools.iterable(overridableAttributes)) { |
| OrmAttributeOverride ormAttributeOverride = getAttributeOverrideNamed(name); |
| if (ormAttributeOverride != null && !ormAttributeOverride.isVirtual()) { |
| continue; |
| } |
| if (ormAttributeOverride != null) { |
| if (virtualAttributeOverridesCopy.hasNext()) { |
| OrmAttributeOverride virtualAttributeOverride = virtualAttributeOverridesCopy.next(); |
| virtualAttributeOverride.update(buildVirtualXmlAttributeOverride(name)); |
| } |
| else { |
| addVirtualAttributeOverride(buildVirtualAttributeOverride(name)); |
| } |
| } |
| else { |
| addVirtualAttributeOverride(buildVirtualAttributeOverride(name)); |
| } |
| } |
| for (OrmAttributeOverride virtualAttributeOverride : CollectionTools.iterable(virtualAttributeOverridesCopy)) { |
| removeVirtualAttributeOverride(virtualAttributeOverride); |
| } |
| } |
| |
| protected OrmAttributeOverride buildAttributeOverride(XmlAttributeOverride attributeOverride) { |
| return getXmlContextNodeFactory().buildOrmAttributeOverride(this, createAttributeOverrideOwner(), attributeOverride); |
| } |
| |
| protected AttributeOverride.Owner createAttributeOverrideOwner() { |
| return new AttributeOverrideOwner(); |
| } |
| |
| |
| //************ validation *************** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter) { |
| super.validate(messages, reporter); |
| |
| for (Iterator<OrmAttributeOverride> stream = this.attributeOverrides(); stream.hasNext(); ) { |
| stream.next().validate(messages, reporter); |
| } |
| } |
| |
| public TextRange getValidationTextRange() { |
| return getOwner().getValidationTextRange(); |
| } |
| |
| |
| protected class AttributeOverrideOwner implements AttributeOverride.Owner { |
| |
| public Column resolveOverriddenColumn(String attributeName) { |
| if (attributeName == null) { |
| return null; |
| } |
| return GenericOrmAttributeOverrideContainer.this.resolveOverriddenColumn(attributeName); |
| } |
| |
| public boolean isVirtual(BaseOverride override) { |
| return GenericOrmAttributeOverrideContainer.this.virtualAttributeOverrides.contains(override); |
| } |
| |
| public BaseOverride setVirtual(boolean virtual, BaseOverride override) { |
| return GenericOrmAttributeOverrideContainer.this.setAttributeOverrideVirtual(virtual, (OrmAttributeOverride) override); |
| } |
| |
| public TypeMapping getTypeMapping() { |
| return getOwner().getTypeMapping(); |
| } |
| |
| public Iterator<String> allOverridableAttributeNames() { |
| return GenericOrmAttributeOverrideContainer.this.allOverridableAttributeNames(); |
| } |
| |
| public boolean tableNameIsInvalid(String tableName) { |
| return getOwner().tableNameIsInvalid(tableName); |
| } |
| |
| public Iterator<String> candidateTableNames() { |
| return getOwner().candidateTableNames(); |
| } |
| |
| public String getDefaultTableName() { |
| return getOwner().getDefaultTableName(); |
| } |
| |
| public Table getDbTable(String tableName) { |
| return getOwner().getDbTable(tableName); |
| } |
| |
| public IMessage buildColumnTableNotValidMessage(BaseOverride override, BaseColumn column, TextRange textRange) { |
| return getOwner().buildColumnTableNotValidMessage(override, column, textRange); |
| } |
| |
| public IMessage buildColumnUnresolvedNameMessage(BaseOverride override, NamedColumn column, TextRange textRange) { |
| return getOwner().buildColumnUnresolvedNameMessage(override, column, textRange); |
| } |
| } |
| } |