| /******************************************************************************* |
| * 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.jpa2.context.orm; |
| |
| import java.util.Iterator; |
| import org.eclipse.jpt.core.context.BaseJoinColumn; |
| import org.eclipse.jpt.core.context.Entity; |
| import org.eclipse.jpt.core.context.JoinColumn; |
| import org.eclipse.jpt.core.context.NamedColumn; |
| import org.eclipse.jpt.core.context.PersistentAttribute; |
| import org.eclipse.jpt.core.context.TypeMapping; |
| import org.eclipse.jpt.core.context.orm.OrmJoinColumn; |
| import org.eclipse.jpt.core.internal.context.JoinColumnTextRangeResolver; |
| import org.eclipse.jpt.core.internal.context.JptValidator; |
| import org.eclipse.jpt.core.internal.context.MappingTools; |
| import org.eclipse.jpt.core.internal.context.NamedColumnTextRangeResolver; |
| import org.eclipse.jpt.core.internal.jpa1.context.CollectionTableTableDescriptionProvider; |
| import org.eclipse.jpt.core.internal.jpa1.context.JoinColumnValidator; |
| import org.eclipse.jpt.core.internal.jpa1.context.orm.GenericOrmReferenceTable; |
| import org.eclipse.jpt.core.jpa2.context.CollectionTable2_0; |
| import org.eclipse.jpt.core.jpa2.context.orm.OrmCollectionTable2_0; |
| import org.eclipse.jpt.core.jpa2.context.orm.OrmElementCollectionMapping2_0; |
| import org.eclipse.jpt.core.resource.orm.OrmFactory; |
| import org.eclipse.jpt.core.resource.orm.XmlCollectionTable; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.utility.internal.iterators.EmptyIterator; |
| |
| /** |
| * orm.xml collection table |
| */ |
| public class GenericOrmCollectionTable2_0 |
| extends GenericOrmReferenceTable |
| implements OrmCollectionTable2_0 |
| { |
| |
| public GenericOrmCollectionTable2_0(OrmElementCollectionMapping2_0 parent, Owner owner, XmlCollectionTable xmlCollectionTable) { |
| super(parent, owner); |
| this.initialize(xmlCollectionTable); |
| } |
| |
| @Override |
| protected OrmJoinColumn.Owner buildJoinColumnOwner() { |
| return new JoinColumnOwner(); |
| } |
| |
| public void initializeFrom(CollectionTable2_0 oldCollectionTable) { |
| super.initializeFrom(oldCollectionTable); |
| } |
| |
| // ********** AbstractOrmTable implementation ********** |
| |
| public PersistentAttribute getPersistentAttribute() { |
| return getParent().getPersistentAttribute(); |
| } |
| |
| @Override |
| public OrmElementCollectionMapping2_0 getParent() { |
| return (OrmElementCollectionMapping2_0) super.getParent(); |
| } |
| |
| @Override |
| protected String buildDefaultName() { |
| return MappingTools.buildCollectionTableDefaultName(getParent()); |
| } |
| |
| @Override |
| protected XmlCollectionTable getResourceTable() { |
| return this.getParent().getResourceAttributeMapping().getCollectionTable(); |
| } |
| |
| @Override |
| protected XmlCollectionTable addResourceTable() { |
| XmlCollectionTable xmlCollectionTable = OrmFactory.eINSTANCE.createXmlCollectionTable(); |
| getParent().getResourceAttributeMapping().setCollectionTable(xmlCollectionTable); |
| return xmlCollectionTable; |
| } |
| |
| @Override |
| protected void removeResourceTable() { |
| getParent().getResourceAttributeMapping().setCollectionTable(null); |
| } |
| |
| |
| // ********** validation ********** |
| |
| public boolean shouldValidateAgainstDatabase() { |
| return getParent().shouldValidateAgainstDatabase(); |
| } |
| |
| |
| // ********** join column owner adapters ********** |
| |
| /** |
| * owner for "back-pointer" JoinColumns; |
| * these point at the source/owning entity |
| */ |
| protected class JoinColumnOwner |
| implements OrmJoinColumn.Owner |
| { |
| protected JoinColumnOwner() { |
| super(); |
| } |
| public TypeMapping getTypeMapping() { |
| return GenericOrmCollectionTable2_0.this.getParent().getTypeMapping(); |
| } |
| |
| public PersistentAttribute getPersistentAttribute() { |
| return GenericOrmCollectionTable2_0.this.getParent().getPersistentAttribute(); |
| } |
| |
| /** |
| * the default table name is always valid and a specified table name |
| * is prohibited (which will be handled elsewhere) |
| */ |
| public boolean tableNameIsInvalid(String tableName) { |
| return false; |
| } |
| |
| public Iterator<String> candidateTableNames() { |
| return EmptyIterator.instance(); |
| } |
| |
| /** |
| * the join column can only be on the collection table itself |
| */ |
| public boolean tableIsAllowed() { |
| return false; |
| } |
| |
| public org.eclipse.jpt.db.Table getDbTable(String tableName) { |
| String collectionTableName = GenericOrmCollectionTable2_0.this.getName(); |
| return (collectionTableName == null) ? null : (collectionTableName.equals(tableName)) ? GenericOrmCollectionTable2_0.this.getDbTable() : null; |
| } |
| |
| /** |
| * by default, the join column is, obviously, in the collection table; |
| * not sure whether it can be anywhere else... |
| */ |
| public String getDefaultTableName() { |
| return GenericOrmCollectionTable2_0.this.getName(); |
| } |
| |
| public TextRange getValidationTextRange() { |
| return GenericOrmCollectionTable2_0.this.getValidationTextRange(); |
| } |
| |
| public Entity getRelationshipTarget() { |
| return GenericOrmCollectionTable2_0.this.getParent().getEntity(); |
| } |
| |
| public String getAttributeName() { |
| //TODO |
| return null; //I *think* this is correct |
| // //return GenericJavaCollectionTable2_0.this.getParent().getName(); |
| // Entity targetEntity = GenericOrmCollectionTable2_0.this.getRelationshipMapping().getResolvedTargetEntity(); |
| // if (targetEntity == null) { |
| // return null; |
| // } |
| // for (PersistentAttribute each : CollectionTools.iterable(targetEntity.getPersistentType().allAttributes())) { |
| // if (each.getMapping().isOwnedBy(getRelationshipMapping())) { |
| // return each.getName(); |
| // } |
| // } |
| // return null; |
| } |
| |
| public org.eclipse.jpt.db.Table getReferencedColumnDbTable() { |
| return getTypeMapping().getPrimaryDbTable(); |
| } |
| |
| public boolean isVirtual(BaseJoinColumn joinColumn) { |
| return GenericOrmCollectionTable2_0.this.defaultJoinColumn == joinColumn; |
| } |
| |
| public String getDefaultColumnName() { |
| //built in MappingTools.buildJoinColumnDefaultName() |
| return null; |
| } |
| |
| public int joinColumnsSize() { |
| return GenericOrmCollectionTable2_0.this.joinColumnsSize(); |
| } |
| |
| public JptValidator buildColumnValidator(NamedColumn column, NamedColumnTextRangeResolver textRangeResolver) { |
| return new JoinColumnValidator(getPersistentAttribute(), (JoinColumn) column, this, (JoinColumnTextRangeResolver) textRangeResolver, new CollectionTableTableDescriptionProvider()); |
| } |
| } |
| } |