| /******************************************************************************* |
| * Copyright (c) 2007, 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.resource.java; |
| |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.internal.utility.jdt.ConversionDeclarationAnnotationElementAdapter; |
| import org.eclipse.jpt.core.internal.utility.jdt.ShortCircuitAnnotationElementAdapter; |
| import org.eclipse.jpt.core.internal.utility.jdt.SimpleDeclarationAnnotationAdapter; |
| import org.eclipse.jpt.core.resource.java.Annotation; |
| import org.eclipse.jpt.core.resource.java.AnnotationDefinition; |
| import org.eclipse.jpt.core.resource.java.JPA; |
| import org.eclipse.jpt.core.resource.java.JavaResourceNode; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentMember; |
| import org.eclipse.jpt.core.resource.java.OrderByAnnotation; |
| import org.eclipse.jpt.core.utility.TextRange; |
| import org.eclipse.jpt.core.utility.jdt.AnnotationElementAdapter; |
| import org.eclipse.jpt.core.utility.jdt.Attribute; |
| import org.eclipse.jpt.core.utility.jdt.DeclarationAnnotationAdapter; |
| import org.eclipse.jpt.core.utility.jdt.DeclarationAnnotationElementAdapter; |
| import org.eclipse.jpt.core.utility.jdt.Member; |
| |
| public class OrderByImpl extends AbstractResourceAnnotation<Attribute> implements OrderByAnnotation |
| { |
| private static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME); |
| |
| private static final DeclarationAnnotationElementAdapter<String> VALUE_ADAPTER = buildValueAdapter(); |
| |
| |
| private final AnnotationElementAdapter<String> valueAdapter; |
| |
| private String value; |
| |
| protected OrderByImpl(JavaResourceNode parent, Attribute attribute) { |
| super(parent, attribute, DECLARATION_ANNOTATION_ADAPTER); |
| this.valueAdapter = new ShortCircuitAnnotationElementAdapter<String>(attribute, VALUE_ADAPTER); |
| } |
| |
| public void initialize(CompilationUnit astRoot) { |
| this.value = this.value(astRoot); |
| } |
| |
| public String getAnnotationName() { |
| return ANNOTATION_NAME; |
| } |
| |
| public String getValue() { |
| return this.value; |
| } |
| |
| public void setValue(String newValue) { |
| if (attributeValueHasNotChanged(this.value, newValue)) { |
| return; |
| } |
| String oldValue = this.value; |
| this.value = newValue; |
| this.valueAdapter.setValue(newValue); |
| firePropertyChanged(VALUE_PROPERTY, oldValue, newValue); |
| } |
| |
| public TextRange getValueTextRange(CompilationUnit astRoot) { |
| return this.getElementTextRange(VALUE_ADAPTER, astRoot); |
| } |
| |
| public void updateFromJava(CompilationUnit astRoot) { |
| this.setValue(this.value(astRoot)); |
| } |
| |
| protected String value(CompilationUnit astRoot) { |
| return this.valueAdapter.getValue(astRoot); |
| } |
| |
| // ********** static methods ********** |
| private static DeclarationAnnotationElementAdapter<String> buildValueAdapter() { |
| return ConversionDeclarationAnnotationElementAdapter.forStrings(DECLARATION_ANNOTATION_ADAPTER, JPA.ORDER_BY__VALUE, false); |
| } |
| |
| |
| public static class OrderByAnnotationDefinition implements AnnotationDefinition |
| { |
| // singleton |
| private static final OrderByAnnotationDefinition INSTANCE = new OrderByAnnotationDefinition(); |
| |
| /** |
| * Return the singleton. |
| */ |
| public static AnnotationDefinition instance() { |
| return INSTANCE; |
| } |
| |
| /** |
| * Ensure non-instantiability. |
| */ |
| private OrderByAnnotationDefinition() { |
| super(); |
| } |
| |
| public Annotation buildAnnotation(JavaResourcePersistentMember parent, Member member) { |
| return new OrderByImpl(parent, (Attribute) member); |
| } |
| |
| public Annotation buildNullAnnotation(JavaResourcePersistentMember parent, Member member) { |
| return null; |
| } |
| |
| public String getAnnotationName() { |
| return ANNOTATION_NAME; |
| } |
| } |
| } |