| /******************************************************************************* |
| * Copyright (c) 2007, 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.resource.java.source; |
| |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.CombinationIndexedDeclarationAnnotationAdapter; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.ElementAnnotationAdapter; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.ElementIndexedAnnotationAdapter; |
| import org.eclipse.jpt.common.core.internal.utility.jdt.SimpleDeclarationAnnotationAdapter; |
| import org.eclipse.jpt.common.core.resource.java.JavaResourceAnnotatedElement; |
| import org.eclipse.jpt.common.core.resource.java.JavaResourceNode; |
| import org.eclipse.jpt.common.core.utility.jdt.AnnotatedElement; |
| import org.eclipse.jpt.common.core.utility.jdt.AnnotationAdapter; |
| import org.eclipse.jpt.common.core.utility.jdt.DeclarationAnnotationAdapter; |
| import org.eclipse.jpt.common.core.utility.jdt.IndexedAnnotationAdapter; |
| import org.eclipse.jpt.common.core.utility.jdt.IndexedDeclarationAnnotationAdapter; |
| import org.eclipse.jpt.jpa.core.internal.resource.java.NullAttributeOverrideColumnAnnotation; |
| import org.eclipse.jpt.jpa.core.resource.java.AttributeOverrideAnnotation; |
| import org.eclipse.jpt.jpa.core.resource.java.ColumnAnnotation; |
| import org.eclipse.jpt.jpa.core.resource.java.JPA; |
| |
| /** |
| * <code>javax.persistence.AttributeOverride</code> |
| */ |
| public final class SourceAttributeOverrideAnnotation |
| extends SourceOverrideAnnotation |
| implements AttributeOverrideAnnotation |
| { |
| private static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME); |
| private static final DeclarationAnnotationAdapter CONTAINER_DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(JPA.ATTRIBUTE_OVERRIDES); |
| |
| private ElementAnnotationAdapter columnAdapter; |
| private ColumnAnnotation column; |
| private final ColumnAnnotation nullColumn; |
| |
| |
| public static SourceAttributeOverrideAnnotation buildSourceAttributeOverrideAnnotation( |
| JavaResourceNode parent, |
| AnnotatedElement element) { |
| |
| return new SourceAttributeOverrideAnnotation(parent, element, DECLARATION_ANNOTATION_ADAPTER); |
| } |
| |
| public static SourceAttributeOverrideAnnotation buildSourceAttributeOverrideAnnotation( |
| JavaResourceAnnotatedElement parent, |
| AnnotatedElement annotatedElement, |
| int index) { |
| IndexedDeclarationAnnotationAdapter idaa = buildAttributeOverrideDeclarationAnnotationAdapter(index); |
| IndexedAnnotationAdapter iaa = buildAttributeOverrideAnnotationAdapter(annotatedElement, idaa); |
| return new SourceAttributeOverrideAnnotation( |
| parent, |
| annotatedElement, |
| idaa, |
| iaa); |
| } |
| |
| public static SourceAttributeOverrideAnnotation buildNestedSourceAttributeOverrideAnnotation( |
| JavaResourceNode parent, |
| AnnotatedElement element, |
| IndexedDeclarationAnnotationAdapter idaa) { |
| |
| return new SourceAttributeOverrideAnnotation(parent, element, idaa); |
| } |
| |
| private SourceAttributeOverrideAnnotation( |
| JavaResourceNode parent, |
| AnnotatedElement element, |
| DeclarationAnnotationAdapter daa) { |
| |
| this(parent, element, daa, new ElementAnnotationAdapter(element, daa)); |
| } |
| |
| private SourceAttributeOverrideAnnotation( |
| JavaResourceNode parent, |
| AnnotatedElement element, |
| IndexedDeclarationAnnotationAdapter idaa) { |
| |
| this(parent, element, idaa, new ElementIndexedAnnotationAdapter(element, idaa)); |
| } |
| |
| private SourceAttributeOverrideAnnotation(JavaResourceNode parent, AnnotatedElement element, DeclarationAnnotationAdapter daa, AnnotationAdapter annotationAdapter) { |
| super(parent, element, daa, annotationAdapter); |
| this.columnAdapter = this.buildColumnAdapter(); |
| this.nullColumn = this.buildNullColumn(); |
| } |
| |
| 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.annotatedElement, 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 : this.nullColumn; |
| } |
| |
| public ColumnAnnotation addColumn() { |
| if (this.column != null) { |
| throw new IllegalStateException("'column' element already exists: " + this.column); //$NON-NLS-1$ |
| } |
| this.column = SourceColumnAnnotation.createAttributeOverrideColumn(this, this.annotatedElement, this.daa); |
| this.column.newAnnotation(); |
| return this.column; |
| } |
| |
| public void removeColumn() { |
| if (this.column == null) { |
| throw new IllegalStateException("'column' element does not exist"); //$NON-NLS-1$ |
| } |
| ColumnAnnotation old = this.column; |
| this.column = null; |
| old.removeAnnotation(); |
| } |
| |
| private void syncColumn(CompilationUnit astRoot) { |
| if (this.columnAdapter.getAnnotation(astRoot) == null) { |
| this.syncColumn_(null); |
| } else { |
| if (this.column == null) { |
| ColumnAnnotation col = SourceColumnAnnotation.createAttributeOverrideColumn(this, this.annotatedElement, this.daa); |
| col.initialize(astRoot); |
| this.syncColumn_(col); |
| } else { |
| this.column.synchronizeWith(astRoot); |
| } |
| } |
| } |
| |
| private void syncColumn_(ColumnAnnotation astColumn) { |
| ColumnAnnotation old = this.column; |
| this.column = astColumn; |
| this.firePropertyChanged(COLUMN_PROPERTY, old, astColumn); |
| } |
| |
| private ElementAnnotationAdapter buildColumnAdapter() { |
| return new ElementAnnotationAdapter(this.annotatedElement, SourceColumnAnnotation.buildAttributeOverrideAnnotationAdapter(this.daa)); |
| } |
| |
| private ColumnAnnotation buildNullColumn() { |
| return new NullAttributeOverrideColumnAnnotation(this); |
| } |
| |
| |
| // ********** misc ********** |
| |
| @Override |
| public boolean isUnset() { |
| return super.isUnset() && |
| (this.column == null); |
| } |
| |
| |
| // ********** static methods ********** |
| |
| protected static IndexedAnnotationAdapter buildAttributeOverrideAnnotationAdapter(AnnotatedElement annotatedElement, IndexedDeclarationAnnotationAdapter idaa) { |
| return new ElementIndexedAnnotationAdapter(annotatedElement, idaa); |
| } |
| |
| protected static IndexedDeclarationAnnotationAdapter buildAttributeOverrideDeclarationAnnotationAdapter(int index) { |
| IndexedDeclarationAnnotationAdapter idaa = |
| new CombinationIndexedDeclarationAnnotationAdapter( |
| DECLARATION_ANNOTATION_ADAPTER, |
| CONTAINER_DECLARATION_ANNOTATION_ADAPTER, |
| index, |
| ANNOTATION_NAME); |
| return idaa; |
| } |
| } |