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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.JavaJpaContextNode;
import org.eclipse.jpt.core.internal.context.java.AbstractJavaJpaContextNode;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentType;
import org.eclipse.jpt.core.utility.TextRange;
import org.eclipse.jpt.eclipselink.core.context.Customizer;
import org.eclipse.jpt.eclipselink.core.internal.DefaultEclipseLinkJpaValidationMessages;
import org.eclipse.jpt.eclipselink.core.internal.EclipseLinkJpaFactory;
import org.eclipse.jpt.eclipselink.core.internal.EclipseLinkJpaValidationMessages;
import org.eclipse.jpt.eclipselink.core.resource.java.CustomizerAnnotation;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
public class EclipseLinkJavaCustomizer extends AbstractJavaJpaContextNode implements Customizer
{
private JavaResourcePersistentType resourcePersistentType;
private String customizerClass;
public EclipseLinkJavaCustomizer(JavaJpaContextNode parent) {
super(parent);
}
@Override
protected EclipseLinkJpaFactory getJpaFactory() {
return (EclipseLinkJpaFactory) super.getJpaFactory();
}
protected String getAnnotationName() {
return CustomizerAnnotation.ANNOTATION_NAME;
}
protected void addResourceCustomizer() {
this.resourcePersistentType.addSupportingAnnotation(getAnnotationName());
}
protected void removeResourceCustomizer() {
this.resourcePersistentType.removeSupportingAnnotation(getAnnotationName());
}
public TextRange getValidationTextRange(CompilationUnit astRoot) {
return getResourceCustomizer().getTextRange(astRoot);
}
protected CustomizerAnnotation getResourceCustomizer() {
return (CustomizerAnnotation) this.resourcePersistentType.getSupportingAnnotation(getAnnotationName());
}
public String getCustomizerClass() {
return getSpecifiedCustomizerClass();
}
public String getDefaultCustomizerClass() {
return null;
}
public String getSpecifiedCustomizerClass() {
return this.customizerClass;
}
public void setSpecifiedCustomizerClass(String newCustomizerClass) {
if (attributeValueHasNotChanged(this.customizerClass, newCustomizerClass)) {
return;
}
String oldCustomizerClass = this.customizerClass;
this.customizerClass = newCustomizerClass;
if (this.customizerClass != null) {
addResourceCustomizer();
}
else {
removeResourceCustomizer();
}
if (newCustomizerClass != null) {
getResourceCustomizer().setValue(newCustomizerClass);
}
firePropertyChanged(SPECIFIED_CUSTOMIZER_CLASS_PROPERTY, oldCustomizerClass, newCustomizerClass);
}
protected void setCustomizerClass_(String newCustomizerClass) {
String oldCustomizerClass = this.customizerClass;
this.customizerClass = newCustomizerClass;
firePropertyChanged(SPECIFIED_CUSTOMIZER_CLASS_PROPERTY, oldCustomizerClass, newCustomizerClass);
}
public void initialize(JavaResourcePersistentType jrpt) {
this.resourcePersistentType = jrpt;
CustomizerAnnotation resourceCustomizer = getResourceCustomizer();
this.customizerClass = this.customizerClass(resourceCustomizer);
}
public void update(JavaResourcePersistentType jrpt) {
this.resourcePersistentType = jrpt;
CustomizerAnnotation resourceCustomizer = getResourceCustomizer();
this.setCustomizerClass_(this.customizerClass(resourceCustomizer));
}
protected String customizerClass(CustomizerAnnotation resourceCustomizer) {
return resourceCustomizer == null ? null : resourceCustomizer.getValue();
}
public TextRange getCustomizerClassTextRange(CompilationUnit astRoot) {
return getResourceCustomizer().getValueTextRange(astRoot);
}
//************ validation ***************
@Override
public void validate(List<IMessage> messages, CompilationUnit astRoot) {
super.validate(messages, astRoot);
validateConverterClass(messages, astRoot);
}
protected void validateConverterClass(List<IMessage> messages, CompilationUnit astRoot) {
CustomizerAnnotation resourceCustomizer = getResourceCustomizer();
if (resourceCustomizer != null && !resourceCustomizer.customizerClassImplementsInterface(ECLIPSELINK_DESCRIPTOR_CUSTOMIZER_CLASS_NAME, astRoot)) {
messages.add(
DefaultEclipseLinkJpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
EclipseLinkJpaValidationMessages.CUSTOMIZER_CLASS_IMPLEMENTS_DESCRIPTOR_CUSTOMIZER,
new String[] {this.customizerClass},
this,
getCustomizerClassTextRange(astRoot)
)
);
}
}
}
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