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/*******************************************************************************
* Copyright (c) 2012, 2015 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.jpa.eclipselink.core.internal.context.java;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jpt.common.utility.internal.iterable.IterableTools;
import org.eclipse.jpt.jpa.core.context.Generator;
import org.eclipse.jpt.jpa.core.internal.jpa1.context.java.GenericJavaGeneratorContainer;
import org.eclipse.jpt.jpa.eclipselink.core.context.EclipseLinkGeneratorContainer;
import org.eclipse.jpt.jpa.eclipselink.core.context.java.EclipseLinkJavaUuidGenerator;
import org.eclipse.jpt.jpa.eclipselink.core.resource.java.UuidGeneratorAnnotation2_4;
public class EclipseLinkJavaGeneratorContainer
extends GenericJavaGeneratorContainer
implements EclipseLinkGeneratorContainer
{
protected EclipseLinkJavaUuidGenerator uuidGenerator;
public EclipseLinkJavaGeneratorContainer(Parent parentAdapter) {
super(parentAdapter);
this.uuidGenerator = this.buildUuidGenerator();
}
// ********** synchronize/update **********
@Override
public void synchronizeWithResourceModel() {
super.synchronizeWithResourceModel();
this.syncUuidGenerator();
}
@Override
public void update(IProgressMonitor monitor) {
super.update(monitor);
if (this.uuidGenerator != null) {
this.uuidGenerator.update(monitor);
}
}
// ********** Uuid generator **********
public EclipseLinkJavaUuidGenerator getUuidGenerator() {
return this.uuidGenerator;
}
public EclipseLinkJavaUuidGenerator addUuidGenerator() {
if (this.uuidGenerator != null) {
throw new IllegalStateException("UUID generator already exists: " + this.uuidGenerator); //$NON-NLS-1$
}
UuidGeneratorAnnotation2_4 annotation = this.buildUuidGeneratorAnnotation();
EclipseLinkJavaUuidGenerator generator = this.buildUuidGenerator(annotation);
this.setUuidGenerator(generator);
return generator;
}
protected UuidGeneratorAnnotation2_4 buildUuidGeneratorAnnotation() {
return (UuidGeneratorAnnotation2_4) this.parent.getResourceAnnotatedElement().addAnnotation(UuidGeneratorAnnotation2_4.ANNOTATION_NAME);
}
public void removeUuidGenerator() {
if (this.uuidGenerator == null) {
throw new IllegalStateException("UUID generator does not exist"); //$NON-NLS-1$
}
this.parent.getResourceAnnotatedElement().removeAnnotation(UuidGeneratorAnnotation2_4.ANNOTATION_NAME);
this.setUuidGenerator(null);
}
protected EclipseLinkJavaUuidGenerator buildUuidGenerator() {
UuidGeneratorAnnotation2_4 annotation = this.getUuidGeneratorAnnotation();
return (annotation == null) ? null : this.buildUuidGenerator(annotation);
}
protected UuidGeneratorAnnotation2_4 getUuidGeneratorAnnotation() {
return (UuidGeneratorAnnotation2_4) this.parent.getResourceAnnotatedElement().getAnnotation(UuidGeneratorAnnotation2_4.ANNOTATION_NAME);
}
protected EclipseLinkJavaUuidGenerator buildUuidGenerator(UuidGeneratorAnnotation2_4 uuidGeneratorAnnotation) {
return this.parent.supportsGenerators() ?
new EclipseLinkJavaUuidGeneratorImpl(this, uuidGeneratorAnnotation) :
null;
}
protected void syncUuidGenerator() {
UuidGeneratorAnnotation2_4 annotation = this.getUuidGeneratorAnnotation();
if (annotation == null) {
if (this.uuidGenerator != null) {
this.setUuidGenerator(null);
}
} else {
if ((this.uuidGenerator != null) && (this.uuidGenerator.getGeneratorAnnotation() == annotation)) {
this.uuidGenerator.synchronizeWithResourceModel();
} else {
this.setUuidGenerator(this.buildUuidGenerator(annotation));
}
}
}
protected void setUuidGenerator(EclipseLinkJavaUuidGenerator uuidGenerator) {
EclipseLinkJavaUuidGenerator old = this.uuidGenerator;
this.uuidGenerator = uuidGenerator;
this.firePropertyChanged(UUID_GENERATOR_PROPERTY, old, uuidGenerator);
}
// ********** code completion **********
@Override
public Iterable<String> getCompletionProposals(int pos) {
Iterable<String> result = super.getCompletionProposals(pos);
if (result != null) {
return result;
}
if (this.uuidGenerator != null) {
result = this.uuidGenerator.getCompletionProposals(pos);
if (result != null) {
return result;
}
}
return null;
}
// ********** misc **********
@Override
protected Iterable<Generator> getGenerators_() {
return IterableTools.<Generator>iterable(this.sequenceGenerator, this.tableGenerator, this.uuidGenerator);
}
}
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