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/*******************************************************************************
* Copyright (c) 2007, 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.resource.java.source;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.internal.resource.java.NullAttributeOverrideColumnAnnotation;
import org.eclipse.jpt.core.internal.utility.jdt.MemberAnnotationAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.MemberIndexedAnnotationAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.NestedIndexedDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.SimpleDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.resource.java.AttributeOverrideAnnotation;
import org.eclipse.jpt.core.resource.java.ColumnAnnotation;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.JavaResourceNode;
import org.eclipse.jpt.core.resource.java.NestableAnnotation;
import org.eclipse.jpt.core.resource.java.NestableAttributeOverrideAnnotation;
import org.eclipse.jpt.core.resource.java.NestableColumnAnnotation;
import org.eclipse.jpt.core.utility.jdt.AnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.DeclarationAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.IndexedAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.IndexedDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.Member;
/**
* javax.persistence.AttributeOverride
*/
public final class SourceAttributeOverrideAnnotation
extends SourceOverrideAnnotation
implements NestableAttributeOverrideAnnotation
{
public static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME);
private final MemberAnnotationAdapter columnAdapter;
private NestableColumnAnnotation column;
// ********** construction/initialization **********
public SourceAttributeOverrideAnnotation(JavaResourceNode parent, Member member, DeclarationAnnotationAdapter daa, AnnotationAdapter annotationAdapter) {
super(parent, member, daa, annotationAdapter);
this.columnAdapter = new MemberAnnotationAdapter(this.member, SourceColumnAnnotation.buildAttributeOverrideAnnotationAdapter(this.daa));
}
public String getAnnotationName() {
return ANNOTATION_NAME;
}
@Override
public void initialize(CompilationUnit astRoot) {
super.initialize(astRoot);
if (this.columnAdapter.getAnnotation(astRoot) != null) {
this.column = SourceColumnAnnotation.createAttributeOverrideColumn(this, this.member, this.daa);
this.column.initialize(astRoot);
}
}
@Override
public void synchronizeWith(CompilationUnit astRoot) {
super.synchronizeWith(astRoot);
this.syncColumn(astRoot);
}
// ********** SourceOverrideAnnotation implementation **********
@Override
protected String getNameElementName() {
return JPA.ATTRIBUTE_OVERRIDE__NAME;
}
//************ AttributeOverride implementation ****************
// ***** column
public ColumnAnnotation getColumn() {
return this.column;
}
public ColumnAnnotation getNonNullColumn() {
return (this.column != null) ? this.column : new NullAttributeOverrideColumnAnnotation(this);
}
public NestableColumnAnnotation addColumn() {
if (this.column != null) {
throw new IllegalStateException("'column' element already exists: " + this.column); //$NON-NLS-1$
}
this.column = SourceColumnAnnotation.createAttributeOverrideColumn(this, this.member, this.daa);
this.column.newAnnotation();
return this.column;
}
public void removeColumn() {
if (this.column == null) {
throw new IllegalStateException("'column' element does not exist"); //$NON-NLS-1$
}
this.column.removeAnnotation();
this.column = null;
}
private void syncColumn(CompilationUnit astRoot) {
if (this.columnAdapter.getAnnotation(astRoot) == null) {
this.syncColumn_(null);
} else {
if (this.column == null) {
NestableColumnAnnotation col = SourceColumnAnnotation.createAttributeOverrideColumn(this, this.member, this.daa);
col.initialize(astRoot);
this.syncColumn_(col);
} else {
this.column.synchronizeWith(astRoot);
}
}
}
private void syncColumn_(NestableColumnAnnotation astColumn) {
ColumnAnnotation old = this.column;
this.column = astColumn;
this.firePropertyChanged(COLUMN_PROPERTY, old, astColumn);
}
// ********** NestableAnnotation implementation **********
@Override
public void initializeFrom(NestableAnnotation oldAnnotation) {
super.initializeFrom(oldAnnotation);
AttributeOverrideAnnotation oldOverride = (AttributeOverrideAnnotation) oldAnnotation;
ColumnAnnotation oldColumn = oldOverride.getColumn();
if (oldColumn != null) {
NestableColumnAnnotation newColumn = this.addColumn();
newColumn.initializeFrom((NestableAnnotation) oldColumn);
}
}
// ********** static methods **********
public static SourceAttributeOverrideAnnotation buildAttributeOverride(JavaResourceNode parent, Member member) {
return new SourceAttributeOverrideAnnotation(parent, member, DECLARATION_ANNOTATION_ADAPTER, new MemberAnnotationAdapter(member, DECLARATION_ANNOTATION_ADAPTER));
}
static SourceAttributeOverrideAnnotation buildNestedAttributeOverride(JavaResourceNode parent, Member member, int index, DeclarationAnnotationAdapter attributeOverridesAdapter) {
IndexedDeclarationAnnotationAdapter idaa = buildNestedDeclarationAnnotationAdapter(index, attributeOverridesAdapter);
IndexedAnnotationAdapter annotationAdapter = new MemberIndexedAnnotationAdapter(member, idaa);
return new SourceAttributeOverrideAnnotation(parent, member, idaa, annotationAdapter);
}
private static IndexedDeclarationAnnotationAdapter buildNestedDeclarationAnnotationAdapter(int index, DeclarationAnnotationAdapter attributeOverridesAdapter) {
return new NestedIndexedDeclarationAnnotationAdapter(attributeOverridesAdapter, index, JPA.ATTRIBUTE_OVERRIDE);
}
}
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