| /******************************************************************************* |
| * 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.context.orm; |
| |
| import java.util.List; |
| import org.eclipse.jpt.core.context.JoinColumn; |
| import org.eclipse.jpt.core.context.RelationshipMapping; |
| import org.eclipse.jpt.core.context.orm.OrmJoinColumn; |
| import org.eclipse.jpt.core.context.orm.OrmJoinColumnEnabledRelationshipReference; |
| import org.eclipse.jpt.core.context.orm.OrmJoinColumnJoiningStrategy; |
| import org.eclipse.jpt.core.context.orm.OrmJoinTableJoiningStrategy; |
| import org.eclipse.jpt.core.context.orm.OrmManyToOneMapping; |
| import org.eclipse.jpt.core.context.orm.OrmRelationshipReference; |
| import org.eclipse.jpt.core.jpa2.context.orm.OrmManyToOneRelationshipReference2_0; |
| import org.eclipse.jpt.core.resource.orm.XmlManyToOne; |
| import org.eclipse.jpt.utility.internal.CollectionTools; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public abstract class AbstractOrmManyToOneRelationshipReference |
| extends AbstractOrmRelationshipReference |
| implements OrmManyToOneRelationshipReference2_0 |
| { |
| protected OrmJoinColumnJoiningStrategy joinColumnJoiningStrategy; |
| |
| protected OrmJoinTableJoiningStrategy joinTableJoiningStrategy; |
| |
| protected AbstractOrmManyToOneRelationshipReference( |
| OrmManyToOneMapping parent, XmlManyToOne resource) { |
| super(parent, resource); |
| } |
| |
| |
| @Override |
| protected void initializeJoiningStrategies() { |
| this.joinTableJoiningStrategy = buildJoinTableJoiningStrategy(); |
| this.joinColumnJoiningStrategy = buildJoinColumnJoiningStrategy(); |
| } |
| |
| protected OrmJoinColumnJoiningStrategy buildJoinColumnJoiningStrategy() { |
| return new GenericOrmJoinColumnJoiningStrategy(this, getResourceMapping()); |
| } |
| |
| protected abstract OrmJoinTableJoiningStrategy buildJoinTableJoiningStrategy(); |
| |
| public void initializeOn(OrmRelationshipReference newRelationshipReference) { |
| newRelationshipReference.initializeFromJoinColumnEnabledRelationshipReference(this); |
| } |
| |
| @Override |
| public void initializeFromJoinColumnEnabledRelationshipReference( |
| OrmJoinColumnEnabledRelationshipReference oldRelationshipReference) { |
| int index = 0; |
| for (JoinColumn joinColumn : |
| CollectionTools.iterable( |
| oldRelationshipReference.getJoinColumnJoiningStrategy().specifiedJoinColumns())) { |
| OrmJoinColumn newJoinColumn = getJoinColumnJoiningStrategy().addSpecifiedJoinColumn(index++); |
| newJoinColumn.initializeFrom(joinColumn); |
| } |
| } |
| |
| @Override |
| public OrmManyToOneMapping getRelationshipMapping() { |
| return (OrmManyToOneMapping) getParent(); |
| } |
| |
| public XmlManyToOne getResourceMapping() { |
| return getRelationshipMapping().getResourceAttributeMapping(); |
| } |
| |
| public boolean isRelationshipOwner() { |
| return true; |
| } |
| |
| public boolean isOwnedBy(RelationshipMapping mapping) { |
| return false; |
| } |
| |
| |
| // **************** join columns ******************************************* |
| |
| public OrmJoinColumnJoiningStrategy getJoinColumnJoiningStrategy() { |
| return this.joinColumnJoiningStrategy; |
| } |
| |
| public boolean usesJoinColumnJoiningStrategy() { |
| return getPredominantJoiningStrategy() == this.joinColumnJoiningStrategy; |
| } |
| |
| public void setJoinColumnJoiningStrategy() { |
| this.joinTableJoiningStrategy.removeStrategy(); |
| // join columns are default (only strategy in fact) so no need to add to resource |
| setPredominantJoiningStrategy(); |
| } |
| |
| public void unsetJoinColumnJoiningStrategy() { |
| this.joinColumnJoiningStrategy.removeStrategy(); |
| setPredominantJoiningStrategy(); |
| } |
| |
| public boolean mayHaveDefaultJoinColumn() { |
| return this.getJoinTableJoiningStrategy().getJoinTable() == null; |
| } |
| |
| // **************** join table ********************************************* |
| |
| public OrmJoinTableJoiningStrategy getJoinTableJoiningStrategy() { |
| return this.joinTableJoiningStrategy; |
| } |
| |
| public boolean usesJoinTableJoiningStrategy() { |
| return getPredominantJoiningStrategy() == this.joinTableJoiningStrategy; |
| } |
| |
| public final void setJoinTableJoiningStrategy() { |
| this.joinTableJoiningStrategy.addStrategy(); |
| this.joinColumnJoiningStrategy.removeStrategy(); |
| setPredominantJoiningStrategy(); |
| } |
| |
| public final void unsetJoinTableJoiningStrategy() { |
| unsetJoinTableJoiningStrategy_(); |
| setPredominantJoiningStrategy(); |
| } |
| |
| protected void unsetJoinTableJoiningStrategy_() { |
| this.joinTableJoiningStrategy.removeStrategy(); |
| } |
| |
| public boolean mayHaveDefaultJoinTable() { |
| return false; |
| } |
| |
| |
| // **************** resource => context ************************************ |
| |
| @Override |
| protected void updateJoiningStrategies() { |
| this.joinTableJoiningStrategy.update(); |
| this.joinColumnJoiningStrategy.update(); |
| } |
| |
| |
| // **************** Validation ********************************************* |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter) { |
| super.validate(messages, reporter); |
| this.joinColumnJoiningStrategy.validate(messages, reporter); |
| this.joinTableJoiningStrategy.validate(messages, reporter); |
| } |
| } |