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/*******************************************************************************
* Copyright (c) 2007 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.content.orm.resource;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.jpt.core.internal.content.orm.OrmFactory;
import org.eclipse.jpt.core.internal.content.orm.OrmPackage;
import org.eclipse.jpt.core.internal.content.orm.resource.JoinColumnTranslator.JoinColumnBuilder;
import org.eclipse.jpt.core.internal.mappings.IAssociationOverride;
import org.eclipse.jpt.core.internal.mappings.IJoinColumn;
import org.eclipse.jpt.core.internal.mappings.JpaCoreMappingsPackage;
import org.eclipse.jpt.core.internal.mappings.IAssociationOverride.JoinColumnOwner;
import org.eclipse.wst.common.internal.emf.resource.IDTranslator;
import org.eclipse.wst.common.internal.emf.resource.Translator;
public class AssociationOverrideTranslator extends Translator implements OrmXmlMapper
{
private AssociationOverrideBuilder associationOverrideBuilder;
private IAssociationOverride associationOverride;
protected static final JpaCoreMappingsPackage MAPPINGS_PKG =
JpaCoreMappingsPackage.eINSTANCE;
protected static final OrmPackage JPA_CORE_XML_PKG =
OrmPackage.eINSTANCE;
private Translator[] children;
private JoinColumnTranslator joinColumnsTranslator;
public AssociationOverrideTranslator(String domNameAndPath, EStructuralFeature aFeature, AssociationOverrideBuilder associationOverrideBuilder) {
super(domNameAndPath, aFeature);
this.associationOverrideBuilder = associationOverrideBuilder;
this.joinColumnsTranslator = createJoinColumnsTranslator();
}
protected JoinColumnTranslator createJoinColumnsTranslator() {
return new JoinColumnTranslator(
JOIN_COLUMN,
JpaCoreMappingsPackage.eINSTANCE.getIAssociationOverride_SpecifiedJoinColumns(),
buildJoinColumnsBuilder());
}
private JoinColumnBuilder buildJoinColumnsBuilder() {
return new JoinColumnBuilder() {
public IJoinColumn createJoinColumn() {
return OrmFactory.eINSTANCE.createXmlJoinColumn(new JoinColumnOwner(associationOverride));
}
};
}
public Translator[] getChildren(Object target, int versionID) {
if (children == null) {
children = createChildren();
}
return children;
}
protected Translator[] createChildren() {
return new Translator[] {
IDTranslator.INSTANCE,
createNameTranslator(),
joinColumnsTranslator,
};
}
protected Translator createNameTranslator() {
return new Translator(ATTRIBUTE_OVERRIDE_NAME, MAPPINGS_PKG.getIOverride_Name(), DOM_ATTRIBUTE);
}
@Override
public EObject createEMFObject(String nodeName, String readAheadName) {
this.associationOverride = this.associationOverrideBuilder.createAssociationOverride();
return this.associationOverride;
}
public interface AssociationOverrideBuilder {
IAssociationOverride createAssociationOverride();
}
}
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