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/*******************************************************************************
* Copyright (c) 2006, 2008 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.java;
import java.util.Iterator;
import org.eclipse.jpt.core.MappingKeys;
import org.eclipse.jpt.core.context.IdClass;
import org.eclipse.jpt.core.context.java.JavaMappedSuperclass;
import org.eclipse.jpt.core.context.java.JavaPersistentAttribute;
import org.eclipse.jpt.core.context.java.JavaPersistentType;
import org.eclipse.jpt.core.resource.java.IdClassAnnotation;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentType;
import org.eclipse.jpt.core.resource.java.MappedSuperclassAnnotation;
import org.eclipse.jpt.utility.internal.iterators.ArrayIterator;
import org.eclipse.jpt.utility.internal.iterators.FilteringIterator;
import org.eclipse.jpt.utility.internal.iterators.TransformationIterator;
public class GenericJavaMappedSuperclass extends AbstractJavaTypeMapping
implements JavaMappedSuperclass
{
protected String idClass;
public GenericJavaMappedSuperclass(JavaPersistentType parent) {
super(parent);
}
public boolean isMapped() {
return true;
}
public String getKey() {
return MappingKeys.MAPPED_SUPERCLASS_TYPE_MAPPING_KEY;
}
public String getAnnotationName() {
return MappedSuperclassAnnotation.ANNOTATION_NAME;
}
public Iterator<String> correspondingAnnotationNames() {
return new ArrayIterator<String>(
JPA.ID_CLASS,
JPA.EXCLUDE_DEFAULT_LISTENERS,
JPA.EXCLUDE_SUPERCLASS_LISTENERS,
JPA.ENTITY_LISTENERS,
JPA.PRE_PERSIST,
JPA.POST_PERSIST,
JPA.PRE_REMOVE,
JPA.POST_REMOVE,
JPA.PRE_UPDATE,
JPA.POST_UPDATE,
JPA.POST_LOAD);
}
public String getIdClass() {
return this.idClass;
}
public void setIdClass(String newIdClass) {
String oldIdClass = this.idClass;
this.idClass = newIdClass;
if (newIdClass != oldIdClass) {
if (newIdClass != null) {
if (getIdClassResource() == null) {
addIdClassResource();
}
getIdClassResource().setValue(newIdClass);
}
else {
removeIdClassResource();
}
}
firePropertyChanged(IdClass.ID_CLASS_PROPERTY, oldIdClass, newIdClass);
}
protected void setIdClass_(String newIdClass) {
String oldIdClass = this.idClass;
this.idClass = newIdClass;
firePropertyChanged(IdClass.ID_CLASS_PROPERTY, oldIdClass, newIdClass);
}
protected IdClassAnnotation getIdClassResource() {
return (IdClassAnnotation) this.javaResourcePersistentType.getAnnotation(IdClassAnnotation.ANNOTATION_NAME);
}
protected void addIdClassResource() {
this.javaResourcePersistentType.addAnnotation(IdClassAnnotation.ANNOTATION_NAME);
}
protected void removeIdClassResource() {
this.javaResourcePersistentType.removeAnnotation(IdClassAnnotation.ANNOTATION_NAME);
}
@Override
public Iterator<String> overridableAttributeNames() {
return this.namesOf(this.overridableAttributes());
}
@Override
public Iterator<JavaPersistentAttribute> overridableAttributes() {
return new FilteringIterator<JavaPersistentAttribute, JavaPersistentAttribute>(this.getPersistentType().attributes()) {
@Override
protected boolean accept(JavaPersistentAttribute o) {
return o.isOverridableAttribute();
}
};
}
@Override
public Iterator<String> overridableAssociationNames() {
return this.namesOf(this.overridableAssociations());
}
@Override
public Iterator<JavaPersistentAttribute> overridableAssociations() {
return new FilteringIterator<JavaPersistentAttribute, JavaPersistentAttribute>(this.getPersistentType().attributes()) {
@Override
protected boolean accept(JavaPersistentAttribute o) {
return o.isOverridableAssociation();
}
};
}
protected Iterator<String> namesOf(Iterator<JavaPersistentAttribute> attributes) {
return new TransformationIterator<JavaPersistentAttribute, String>(attributes) {
@Override
protected String transform(JavaPersistentAttribute attribute) {
return attribute.getName();
}
};
}
@Override
public void initializeFromResource(JavaResourcePersistentType persistentTypeResource) {
super.initializeFromResource(persistentTypeResource);
this.initializeIdClass(persistentTypeResource);
}
protected void initializeIdClass(JavaResourcePersistentType typeResource) {
IdClassAnnotation idClassResource = (IdClassAnnotation) typeResource.getAnnotation(IdClassAnnotation.ANNOTATION_NAME);
if (idClassResource != null) {
this.idClass = idClassResource.getValue();
}
}
@Override
public void update(JavaResourcePersistentType persistentTypeResource) {
super.update(persistentTypeResource);
this.updateIdClass(persistentTypeResource);
}
protected void updateIdClass(JavaResourcePersistentType typeResource) {
IdClassAnnotation idClass = (IdClassAnnotation) typeResource.getAnnotation(IdClassAnnotation.ANNOTATION_NAME);
if (idClass != null) {
setIdClass_(idClass.getValue());
}
else {
setIdClass_(null);
}
}
}
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