| /******************************************************************************* |
| * 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.java; |
| |
| import org.eclipse.jpt.core.context.JoiningStrategy; |
| import org.eclipse.jpt.core.context.java.JavaJoinColumnJoiningStrategy; |
| import org.eclipse.jpt.core.context.java.JavaOneToManyMapping; |
| import org.eclipse.jpt.core.internal.context.java.AbstractJavaOneToManyRelationshipReference; |
| |
| public class GenericJavaOneToManyRelationshipReference |
| extends AbstractJavaOneToManyRelationshipReference |
| { |
| |
| public GenericJavaOneToManyRelationshipReference(JavaOneToManyMapping parent) { |
| super(parent); |
| } |
| |
| @Override |
| protected JavaJoinColumnJoiningStrategy buildJoinColumnJoiningStrategy() { |
| return new NullJavaJoinColumnJoiningStrategy(this); |
| } |
| |
| // **************** join columns ******************************************* |
| |
| @Override |
| public boolean usesJoinColumnJoiningStrategy() { |
| return false; |
| } |
| |
| @Override |
| public void setJoinColumnJoiningStrategy() { |
| throw new UnsupportedOperationException("join column joining strategy not supported on a 1.0 1-m mapping"); //$NON-NLS-1$ |
| } |
| |
| @Override |
| public void unsetJoinColumnJoiningStrategy() { |
| throw new UnsupportedOperationException("join column joining strategy not supported on a 1.0 1-m mapping"); //$NON-NLS-1$ |
| } |
| |
| @Override |
| protected JoiningStrategy calculatePredominantJoiningStrategy() { |
| if (this.mappedByJoiningStrategy.getMappedByAttribute() != null) { |
| return this.mappedByJoiningStrategy; |
| } |
| return this.joinTableJoiningStrategy; |
| } |
| } |