| /******************************************************************************* |
| * 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.jpa.core.internal.jpa2.context.orm; |
| |
| import java.util.Iterator; |
| import org.eclipse.jpt.common.core.utility.TextRange; |
| import org.eclipse.jpt.common.utility.internal.Tools; |
| import org.eclipse.jpt.common.utility.internal.iterators.EmptyIterator; |
| import org.eclipse.jpt.jpa.core.context.Entity; |
| import org.eclipse.jpt.jpa.core.context.JoinColumn; |
| import org.eclipse.jpt.jpa.core.context.NamedColumn; |
| import org.eclipse.jpt.jpa.core.context.PersistentAttribute; |
| import org.eclipse.jpt.jpa.core.context.ReadOnlyBaseJoinColumn; |
| import org.eclipse.jpt.jpa.core.context.TypeMapping; |
| import org.eclipse.jpt.jpa.core.context.orm.OrmJoinColumn; |
| import org.eclipse.jpt.jpa.core.internal.context.JoinColumnTextRangeResolver; |
| import org.eclipse.jpt.jpa.core.internal.context.JptValidator; |
| import org.eclipse.jpt.jpa.core.internal.context.MappingTools; |
| import org.eclipse.jpt.jpa.core.internal.context.NamedColumnTextRangeResolver; |
| import org.eclipse.jpt.jpa.core.internal.jpa1.context.CollectionTableTableDescriptionProvider; |
| import org.eclipse.jpt.jpa.core.internal.jpa1.context.JoinColumnValidator; |
| import org.eclipse.jpt.jpa.core.internal.jpa1.context.orm.GenericOrmReferenceTable; |
| import org.eclipse.jpt.jpa.core.jpa2.context.CollectionTable2_0; |
| import org.eclipse.jpt.jpa.core.jpa2.context.orm.OrmCollectionTable2_0; |
| import org.eclipse.jpt.jpa.core.jpa2.context.orm.OrmElementCollectionMapping2_0; |
| import org.eclipse.jpt.jpa.core.resource.orm.OrmFactory; |
| import org.eclipse.jpt.jpa.core.resource.orm.XmlCollectionTable; |
| import org.eclipse.jpt.jpa.core.resource.orm.XmlElementCollection; |
| |
| /** |
| * <code>orm.xml</code> collection table |
| */ |
| public class GenericOrmCollectionTable2_0 |
| extends GenericOrmReferenceTable<XmlCollectionTable> |
| implements OrmCollectionTable2_0 |
| { |
| public GenericOrmCollectionTable2_0(OrmElementCollectionMapping2_0 parent, Owner owner) { |
| super(parent, owner); |
| } |
| |
| @Override |
| protected OrmJoinColumn.Owner buildJoinColumnOwner() { |
| return new JoinColumnOwner(); |
| } |
| |
| |
| // ********** XML table ********** |
| |
| @Override |
| protected XmlCollectionTable getXmlTable() { |
| return this.getXmlAttributeMapping().getCollectionTable(); |
| } |
| |
| @Override |
| protected XmlCollectionTable buildXmlTable() { |
| XmlCollectionTable xmlCollectionTable = OrmFactory.eINSTANCE.createXmlCollectionTable(); |
| this.getXmlAttributeMapping().setCollectionTable(xmlCollectionTable); |
| return xmlCollectionTable; |
| } |
| |
| @Override |
| protected void removeXmlTable() { |
| this.getXmlAttributeMapping().setCollectionTable(null); |
| } |
| |
| protected XmlElementCollection getXmlAttributeMapping() { |
| return this.getElementCollectionMapping().getXmlAttributeMapping(); |
| } |
| |
| |
| // ********** misc ********** |
| |
| public PersistentAttribute getPersistentAttribute() { |
| return this.getElementCollectionMapping().getPersistentAttribute(); |
| } |
| |
| @Override |
| public OrmElementCollectionMapping2_0 getParent() { |
| return (OrmElementCollectionMapping2_0) super.getParent(); |
| } |
| |
| protected OrmElementCollectionMapping2_0 getElementCollectionMapping() { |
| return this.getParent(); |
| } |
| |
| @Override |
| protected String buildDefaultName() { |
| return MappingTools.buildCollectionTableDefaultName(this.getElementCollectionMapping()); |
| } |
| |
| public void initializeFrom(CollectionTable2_0 oldCollectionTable) { |
| super.initializeFrom(oldCollectionTable); |
| } |
| |
| |
| // ********** validation ********** |
| |
| public boolean validatesAgainstDatabase() { |
| return this.getElementCollectionMapping().validatesAgainstDatabase(); |
| } |
| |
| |
| // ********** join column owner ********** |
| |
| /** |
| * owner for "back-pointer" join columns; |
| * these point at the source/owning entity |
| */ |
| protected class JoinColumnOwner |
| implements OrmJoinColumn.Owner |
| { |
| protected JoinColumnOwner() { |
| super(); |
| } |
| |
| public TypeMapping getTypeMapping() { |
| return this.getElementCollectionMapping().getTypeMapping(); |
| } |
| |
| public org.eclipse.jpt.jpa.db.Table resolveDbTable(String tableName) { |
| return Tools.valuesAreEqual(GenericOrmCollectionTable2_0.this.getName(), tableName) ? |
| GenericOrmCollectionTable2_0.this.getDbTable() : |
| null; |
| } |
| |
| public String getDefaultColumnName() { |
| //built in MappingTools.buildJoinColumnDefaultName() |
| return 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 org.eclipse.jpt.jpa.db.Table getReferencedColumnDbTable() { |
| return this.getTypeMapping().getPrimaryDbTable(); |
| } |
| |
| public boolean joinColumnIsDefault(ReadOnlyBaseJoinColumn joinColumn) { |
| return GenericOrmCollectionTable2_0.this.getDefaultJoinColumn() == joinColumn; |
| } |
| |
| /** |
| * 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(); |
| } |
| |
| public Entity getRelationshipTarget() { |
| return this.getElementCollectionMapping().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; |
| } |
| |
| protected PersistentAttribute getPersistentAttribute() { |
| return GenericOrmCollectionTable2_0.this.getPersistentAttribute(); |
| } |
| |
| public int joinColumnsSize() { |
| return GenericOrmCollectionTable2_0.this.joinColumnsSize(); |
| } |
| |
| protected OrmElementCollectionMapping2_0 getElementCollectionMapping() { |
| return GenericOrmCollectionTable2_0.this.getElementCollectionMapping(); |
| } |
| |
| public JptValidator buildColumnValidator(NamedColumn column, NamedColumnTextRangeResolver textRangeResolver) { |
| return new JoinColumnValidator(this.getPersistentAttribute(), (JoinColumn) column, this, (JoinColumnTextRangeResolver) textRangeResolver, new CollectionTableTableDescriptionProvider()); |
| } |
| } |
| } |