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/*******************************************************************************
* Copyright (c) 2008, 2009 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.JDTTools;
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.JavaResourcePersistentMember;
import org.eclipse.jpt.core.utility.TextRange;
import org.eclipse.jpt.core.utility.jdt.AnnotationElementAdapter;
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<Member> 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(JavaResourcePersistentMember parent, Member member) {
super(parent, member, DECLARATION_ANNOTATION_ADAPTER);
this.nameAdapter = new ShortCircuitAnnotationElementAdapter<String>(member, NAME_ADAPTER);
this.converterClassAdapter = new ShortCircuitAnnotationElementAdapter<String>(member, CONVERTER_CLASS_ADAPTER);
}
public void initialize(CompilationUnit astRoot) {
this.name = this.name(astRoot);
this.converterClass = this.converterClass(astRoot);
}
public String getAnnotationName() {
return ANNOTATION_NAME;
}
//*************** ConverterAnnotation implementation ****************
public boolean converterClassImplementsInterface(String interfaceName, CompilationUnit astRoot) {
return (this.converterClass != null)
&& JDTTools.typeIsSubTypeOf(this.converterClassAdapter.getExpression(astRoot), interfaceName);
}
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);
}
@Override
public void toString(StringBuilder sb) {
sb.append(this.name);
}
// ********** 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 single instance.
*/
private ConverterAnnotationDefinition() {
super();
}
public Annotation buildAnnotation(JavaResourcePersistentMember parent, Member member) {
return new ConverterImpl(parent, member);
}
public Annotation buildNullAnnotation(JavaResourcePersistentMember parent, Member member) {
return null;
}
public String getAnnotationName() {
return ANNOTATION_NAME;
}
}
}
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