| /******************************************************************************* |
| * Copyright (c) 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.eclipselink.core.internal.resource.java; |
| |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.internal.resource.java.AbstractResourceAnnotation; |
| 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.internal.utility.jdt.SimpleTypeStringExpressionConverter; |
| import org.eclipse.jpt.core.internal.utility.jdt.StringExpressionConverter; |
| import org.eclipse.jpt.core.resource.java.Annotation; |
| import org.eclipse.jpt.core.resource.java.AnnotationDefinition; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentAttribute; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentMember; |
| 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; |
| import org.eclipse.jpt.eclipselink.core.resource.java.ConverterAnnotation; |
| import org.eclipse.jpt.eclipselink.core.resource.java.EclipseLinkJPA; |
| |
| |
| public class ConverterImpl extends AbstractResourceAnnotation<Attribute> implements ConverterAnnotation |
| { |
| private static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME); |
| |
| private final AnnotationElementAdapter<String> nameAdapter; |
| private final AnnotationElementAdapter<String> converterClassAdapter; |
| |
| private static final DeclarationAnnotationElementAdapter<String> NAME_ADAPTER = buildNameAdapter(); |
| private static final DeclarationAnnotationElementAdapter<String> CONVERTER_CLASS_ADAPTER = buildConverterClassAdapter(); |
| |
| |
| private String name; |
| private String converterClass; |
| |
| protected ConverterImpl(JavaResourcePersistentAttribute parent, Attribute attribute) { |
| super(parent, attribute, DECLARATION_ANNOTATION_ADAPTER); |
| this.nameAdapter = new ShortCircuitAnnotationElementAdapter<String>(attribute, NAME_ADAPTER); |
| this.converterClassAdapter = new ShortCircuitAnnotationElementAdapter<String>(attribute, CONVERTER_CLASS_ADAPTER); |
| } |
| |
| public void initialize(CompilationUnit astRoot) { |
| this.name = this.name(astRoot); |
| this.converterClass = this.converterClass(astRoot); |
| } |
| |
| public String getAnnotationName() { |
| return ANNOTATION_NAME; |
| } |
| |
| //*************** Converter implementation **************** |
| public String getName() { |
| return this.name; |
| } |
| |
| public void setName(String newName) { |
| if (attributeValueHasNotChanged(this.name, newName)) { |
| return; |
| } |
| String oldName = this.name; |
| this.name = newName; |
| this.nameAdapter.setValue(newName); |
| firePropertyChanged(NAME_PROPERTY, oldName, newName); |
| } |
| |
| public String getConverterClass() { |
| return this.converterClass; |
| } |
| |
| public void setConverterClass(String newConverterClass) { |
| if (attributeValueHasNotChanged(this.converterClass, newConverterClass)) { |
| return; |
| } |
| String oldConverterClass = this.converterClass; |
| this.converterClass = newConverterClass; |
| this.converterClassAdapter.setValue(newConverterClass); |
| firePropertyChanged(CONVERTER_CLASS_PROPERTY, oldConverterClass, newConverterClass); |
| } |
| |
| public TextRange getNameTextRange(CompilationUnit astRoot) { |
| return this.getElementTextRange(NAME_ADAPTER, astRoot); |
| } |
| |
| public TextRange getConverterClassTextRange(CompilationUnit astRoot) { |
| return this.getElementTextRange(CONVERTER_CLASS_ADAPTER, astRoot); |
| } |
| |
| public void update(CompilationUnit astRoot) { |
| this.setName(this.name(astRoot)); |
| this.setConverterClass(this.converterClass(astRoot)); |
| } |
| |
| protected String name(CompilationUnit astRoot) { |
| return this.nameAdapter.getValue(astRoot); |
| } |
| |
| protected String converterClass(CompilationUnit astRoot) { |
| return this.converterClassAdapter.getValue(astRoot); |
| } |
| |
| // ********** static methods ********** |
| private static DeclarationAnnotationElementAdapter<String> buildNameAdapter() { |
| return new ConversionDeclarationAnnotationElementAdapter<String>(DECLARATION_ANNOTATION_ADAPTER, EclipseLinkJPA.CONVERTER__NAME, false, StringExpressionConverter.instance()); |
| } |
| |
| private static DeclarationAnnotationElementAdapter<String> buildConverterClassAdapter() { |
| return new ConversionDeclarationAnnotationElementAdapter<String>(DECLARATION_ANNOTATION_ADAPTER, EclipseLinkJPA.CONVERTER__CONVERTER_CLASS, false, SimpleTypeStringExpressionConverter.instance()); |
| } |
| |
| public static class ConverterAnnotationDefinition implements AnnotationDefinition |
| { |
| // singleton |
| private static final ConverterAnnotationDefinition INSTANCE = new ConverterAnnotationDefinition(); |
| |
| /** |
| * Return the singleton. |
| */ |
| public static ConverterAnnotationDefinition instance() { |
| return INSTANCE; |
| } |
| |
| /** |
| * Ensure non-instantiability. |
| */ |
| private ConverterAnnotationDefinition() { |
| super(); |
| } |
| |
| public Annotation buildAnnotation(JavaResourcePersistentMember parent, Member member) { |
| return new ConverterImpl((JavaResourcePersistentAttribute) parent, (Attribute) member); |
| } |
| |
| public Annotation buildNullAnnotation(JavaResourcePersistentMember parent, Member member) { |
| return null; |
| } |
| |
| public String getAnnotationName() { |
| return ANNOTATION_NAME; |
| } |
| } |
| |
| } |