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/*******************************************************************************
* 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.context.java;
import java.util.List;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.context.java.JavaAttributeMapping;
import org.eclipse.jpt.core.context.java.JavaConverter;
import org.eclipse.jpt.core.internal.context.java.AbstractJavaJpaContextNode;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentAttribute;
import org.eclipse.jpt.core.utility.TextRange;
import org.eclipse.jpt.eclipselink.core.context.Convert;
import org.eclipse.jpt.eclipselink.core.context.EclipseLinkConverter;
import org.eclipse.jpt.eclipselink.core.resource.java.ConvertAnnotation;
import org.eclipse.jpt.eclipselink.core.resource.java.ConverterAnnotation;
import org.eclipse.jpt.eclipselink.core.resource.java.ObjectTypeConverterAnnotation;
import org.eclipse.jpt.eclipselink.core.resource.java.StructConverterAnnotation;
import org.eclipse.jpt.eclipselink.core.resource.java.TypeConverterAnnotation;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
public class EclipseLinkJavaConvert extends AbstractJavaJpaContextNode implements Convert, JavaConverter
{
private String specifiedConverterName;
private JavaResourcePersistentAttribute resourcePersistentAttribute;
private EclipseLinkJavaConverter converter;
public EclipseLinkJavaConvert(JavaAttributeMapping parent, JavaResourcePersistentAttribute jrpa) {
super(parent);
this.initialize(jrpa);
}
@Override
public JavaAttributeMapping getParent() {
return (JavaAttributeMapping) super.getParent();
}
public String getType() {
return Convert.ECLIPSE_LINK_CONVERTER;
}
protected String getAnnotationName() {
return ConvertAnnotation.ANNOTATION_NAME;
}
public void addToResourceModel() {
this.resourcePersistentAttribute.addSupportingAnnotation(getAnnotationName());
}
public void removeFromResourceModel() {
this.resourcePersistentAttribute.removeSupportingAnnotation(getAnnotationName());
if (getConverter() != null) {
this.resourcePersistentAttribute.removeSupportingAnnotation(getConverter().getAnnotationName());
}
}
public TextRange getValidationTextRange(CompilationUnit astRoot) {
return getResourceConvert().getTextRange(astRoot);
}
protected ConvertAnnotation getResourceConvert() {
return (ConvertAnnotation) this.resourcePersistentAttribute.getSupportingAnnotation(getAnnotationName());
}
public String getConverterName() {
return getSpecifiedConverterName() == null ? getDefaultConverterName() : getSpecifiedConverterName();
}
public String getDefaultConverterName() {
return DEFAULT_CONVERTER_NAME;
}
public String getSpecifiedConverterName() {
return this.specifiedConverterName;
}
public void setSpecifiedConverterName(String newSpecifiedConverterName) {
String oldSpecifiedConverterName = this.specifiedConverterName;
this.specifiedConverterName = newSpecifiedConverterName;
getResourceConvert().setValue(newSpecifiedConverterName);
firePropertyChanged(SPECIFIED_CONVERTER_NAME_PROPERTY, oldSpecifiedConverterName, newSpecifiedConverterName);
}
protected void setSpecifiedConverterName_(String newSpecifiedConverterName) {
String oldSpecifiedConverterName = this.specifiedConverterName;
this.specifiedConverterName = newSpecifiedConverterName;
firePropertyChanged(SPECIFIED_CONVERTER_NAME_PROPERTY, oldSpecifiedConverterName, newSpecifiedConverterName);
}
public EclipseLinkJavaConverter getConverter() {
return this.converter;
}
protected String getConverterType() {
if (this.converter == null) {
return EclipseLinkConverter.NO_CONVERTER;
}
return this.converter.getType();
}
public void setConverter(String converterType) {
if (getConverterType() == converterType) {
return;
}
EclipseLinkJavaConverter oldConverter = this.converter;
EclipseLinkJavaConverter newConverter = buildConverter(converterType);
this.converter = null;
if (oldConverter != null) {
this.resourcePersistentAttribute.removeSupportingAnnotation(oldConverter.getAnnotationName());
}
this.converter = newConverter;
if (newConverter != null) {
this.resourcePersistentAttribute.addSupportingAnnotation(newConverter.getAnnotationName());
}
firePropertyChanged(CONVERTER_PROPERTY, oldConverter, newConverter);
}
protected void setConverter(EclipseLinkJavaConverter newConverter) {
EclipseLinkJavaConverter oldConverter = this.converter;
this.converter = newConverter;
firePropertyChanged(CONVERTER_PROPERTY, oldConverter, newConverter);
}
protected void initialize(JavaResourcePersistentAttribute jrpa) {
this.resourcePersistentAttribute = jrpa;
this.specifiedConverterName = this.specifiedConverterName(getResourceConvert());
this.converter = this.buildConverter(this.converterType(jrpa));
}
public void update(JavaResourcePersistentAttribute jrpa) {
this.resourcePersistentAttribute = jrpa;
this.setSpecifiedConverterName_(this.specifiedConverterName(getResourceConvert()));
if (converterType(jrpa) == getConverterType()) {
getConverter().update(jrpa);
}
else {
EclipseLinkJavaConverter javaConverter = buildConverter(converterType(jrpa));
setConverter(javaConverter);
}
}
protected String specifiedConverterName(ConvertAnnotation resourceConvert) {
return resourceConvert == null ? null : resourceConvert.getValue();
}
protected EclipseLinkJavaConverter buildConverter(String converterType) {
if (converterType == EclipseLinkConverter.NO_CONVERTER) {
return null;
}
if (converterType == EclipseLinkConverter.CUSTOM_CONVERTER) {
return new EclipseLinkJavaCustomConverter(this, this.resourcePersistentAttribute);
}
else if (converterType == EclipseLinkConverter.TYPE_CONVERTER) {
return new EclipseLinkJavaTypeConverter(this, this.resourcePersistentAttribute);
}
else if (converterType == EclipseLinkConverter.OBJECT_TYPE_CONVERTER) {
return new EclipseLinkJavaObjectTypeConverter(this, this.resourcePersistentAttribute);
}
else if (converterType == EclipseLinkConverter.STRUCT_CONVERTER) {
return new EclipseLinkJavaStructConverter(this, this.resourcePersistentAttribute);
}
return null;
}
protected String converterType(JavaResourcePersistentAttribute jrpa) {
if (jrpa.getSupportingAnnotation(ConverterAnnotation.ANNOTATION_NAME) != null) {
return EclipseLinkConverter.CUSTOM_CONVERTER;
}
else if (jrpa.getSupportingAnnotation(TypeConverterAnnotation.ANNOTATION_NAME) != null) {
return EclipseLinkConverter.TYPE_CONVERTER;
}
else if (jrpa.getSupportingAnnotation(ObjectTypeConverterAnnotation.ANNOTATION_NAME) != null) {
return EclipseLinkConverter.OBJECT_TYPE_CONVERTER;
}
else if (jrpa.getSupportingAnnotation(StructConverterAnnotation.ANNOTATION_NAME) != null) {
return EclipseLinkConverter.STRUCT_CONVERTER;
}
return null;
}
@Override
public void validate(List<IMessage> messages, CompilationUnit astRoot) {
super.validate(messages, astRoot);
if (getConverter() != null) {
getConverter().validate(messages, astRoot);
}
}
}
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