| /******************************************************************************* |
| * Copyright (c) 2009, 2011 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 org.eclipse.jpt.common.core.utility.TextRange; |
| import org.eclipse.jpt.jpa.core.internal.context.AbstractXmlContextNode; |
| import org.eclipse.jpt.jpa.core.jpa2.context.DerivedIdentityStrategy2_0; |
| import org.eclipse.jpt.jpa.core.jpa2.context.orm.OrmDerivedIdentity2_0; |
| import org.eclipse.jpt.jpa.core.jpa2.context.orm.OrmIdDerivedIdentityStrategy2_0; |
| import org.eclipse.jpt.jpa.core.jpa2.context.orm.OrmMapsIdDerivedIdentityStrategy2_0; |
| import org.eclipse.jpt.jpa.core.jpa2.context.orm.OrmSingleRelationshipMapping2_0; |
| |
| public class NullOrmDerivedIdentity2_0 |
| extends AbstractXmlContextNode |
| implements OrmDerivedIdentity2_0 |
| { |
| public NullOrmDerivedIdentity2_0(OrmSingleRelationshipMapping2_0 parent) { |
| super(parent); |
| } |
| |
| |
| |
| // ********** predominant derived identity strategy ********** |
| |
| public DerivedIdentityStrategy2_0 getPredominantDerivedIdentityStrategy() { |
| return null; |
| } |
| |
| |
| // ********** null derived identity strategy ********** |
| |
| public boolean usesNullDerivedIdentityStrategy() { |
| return true; |
| } |
| |
| public void setNullDerivedIdentityStrategy() { |
| // NOP |
| } |
| |
| |
| // ********** ID derived identity strategy ********** |
| |
| public OrmIdDerivedIdentityStrategy2_0 getIdDerivedIdentityStrategy() { |
| return null; |
| } |
| |
| public boolean usesIdDerivedIdentityStrategy() { |
| return false; |
| } |
| |
| public void setIdDerivedIdentityStrategy() { |
| // NOP |
| } |
| |
| |
| // ********** maps ID derived identity strategy ********** |
| |
| public OrmMapsIdDerivedIdentityStrategy2_0 getMapsIdDerivedIdentityStrategy() { |
| return null; |
| } |
| |
| public boolean usesMapsIdDerivedIdentityStrategy() { |
| return false; |
| } |
| |
| public void setMapsIdDerivedIdentityStrategy() { |
| // NOP |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public OrmSingleRelationshipMapping2_0 getParent() { |
| return (OrmSingleRelationshipMapping2_0) super.getParent(); |
| } |
| |
| public OrmSingleRelationshipMapping2_0 getMapping() { |
| return this.getParent(); |
| } |
| |
| public void initializeFrom(OrmDerivedIdentity2_0 oldDerivedIdentity) { |
| // NOP |
| } |
| |
| public TextRange getValidationTextRange() { |
| return this.getMapping().getValidationTextRange(); |
| } |
| } |