| /******************************************************************************* |
| * 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.java; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.context.AssociationOverrideRelationshipReference; |
| import org.eclipse.jpt.core.context.JoiningStrategy; |
| import org.eclipse.jpt.core.context.java.JavaAssociationOverride; |
| import org.eclipse.jpt.core.internal.context.java.AbstractJavaAssociationOverrideRelationshipReference; |
| import org.eclipse.jpt.core.jpa2.context.AssociationOverrideRelationshipReference2_0; |
| import org.eclipse.jpt.core.jpa2.context.java.JavaAssociationOverrideRelationshipReference2_0; |
| import org.eclipse.jpt.core.jpa2.context.java.JavaJoinTableInAssociationOverrideJoiningStrategy2_0; |
| import org.eclipse.jpt.core.jpa2.resource.java.AssociationOverride2_0Annotation; |
| import org.eclipse.jpt.core.resource.java.AssociationOverrideAnnotation; |
| import org.eclipse.jpt.utility.Filter; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public class GenericJavaAssociationOverrideRelationshipReference2_0 extends AbstractJavaAssociationOverrideRelationshipReference |
| implements JavaAssociationOverrideRelationshipReference2_0 |
| { |
| |
| protected final JavaJoinTableInAssociationOverrideJoiningStrategy2_0 joinTableJoiningStrategy; |
| |
| public GenericJavaAssociationOverrideRelationshipReference2_0(JavaAssociationOverride parent) { |
| super(parent); |
| this.joinTableJoiningStrategy = buildJoinTableJoiningStrategy(); |
| } |
| |
| public void initializeFrom(AssociationOverrideRelationshipReference oldAssociationOverride) { |
| if (oldAssociationOverride.getJoinColumnJoiningStrategy().hasSpecifiedJoinColumns()) { |
| getJoinColumnJoiningStrategy().initializeFrom(oldAssociationOverride.getJoinColumnJoiningStrategy()); |
| } |
| else { |
| getJoinTableJoiningStrategy().initializeFrom(((AssociationOverrideRelationshipReference2_0) oldAssociationOverride).getJoinTableJoiningStrategy()); |
| } |
| } |
| |
| protected JavaJoinTableInAssociationOverrideJoiningStrategy2_0 buildJoinTableJoiningStrategy() { |
| return new GenericJavaJoinTableInAssociationOverrideJoiningStrategy2_0(this); |
| } |
| |
| @Override |
| public Iterator<String> javaCompletionProposals(int pos, Filter<String> filter, CompilationUnit astRoot) { |
| Iterator<String> result = super.javaCompletionProposals(pos, filter, astRoot); |
| if (result != null) { |
| return result; |
| } |
| result = this.joinTableJoiningStrategy.javaCompletionProposals(pos, filter, astRoot); |
| if (result != null) { |
| return result; |
| } |
| return null; |
| } |
| |
| @Override |
| protected void initializeJoiningStrategies(AssociationOverrideAnnotation associationOverride) { |
| super.initializeJoiningStrategies(associationOverride); |
| this.joinTableJoiningStrategy.initialize((AssociationOverride2_0Annotation) associationOverride); |
| } |
| |
| @Override |
| protected void updateJoiningStrategies(AssociationOverrideAnnotation associationOverride) { |
| super.updateJoiningStrategies(associationOverride); |
| this.joinTableJoiningStrategy.update((AssociationOverride2_0Annotation) associationOverride); |
| } |
| |
| @Override |
| protected JoiningStrategy calculatePredominantJoiningStrategy() { |
| if (this.joinColumnJoiningStrategy.hasSpecifiedJoinColumns()) { |
| return this.joinColumnJoiningStrategy; |
| } |
| return this.joinTableJoiningStrategy; |
| } |
| |
| // ********** validation ********** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) { |
| super.validate(messages, reporter, astRoot); |
| //this is not yet correctly supported so I am going to comment it out |
| //I end up with join-table validation when the association is for join-columns. |
| //bug 190319 covers the use case for validation of join tables in association overrides |
| //this.joinTableJoiningStrategy.validate(messages, reporter, astRoot); |
| } |
| |
| |
| |
| // **************** join columns ******************************************* |
| |
| |
| public JavaJoinTableInAssociationOverrideJoiningStrategy2_0 getJoinTableJoiningStrategy() { |
| return this.joinTableJoiningStrategy; |
| } |
| |
| public boolean usesJoinTableJoiningStrategy() { |
| return getPredominantJoiningStrategy() == this.joinTableJoiningStrategy; |
| } |
| |
| public void setJoinTableJoiningStrategy() { |
| this.joinTableJoiningStrategy.addStrategy(); |
| this.joinColumnJoiningStrategy.removeStrategy(); |
| } |
| |
| public void unsetJoinTableJoiningStrategy() { |
| this.joinTableJoiningStrategy.removeStrategy(); |
| } |
| |
| public boolean mayHaveDefaultJoinTable() { |
| return getAssociationOverride().isVirtual(); |
| } |
| |
| @Override |
| public void setJoinColumnJoiningStrategy() { |
| super.setJoinColumnJoiningStrategy(); |
| this.joinTableJoiningStrategy.removeStrategy(); |
| } |
| } |