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/*******************************************************************************
* Copyright (c) 2007, 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.core.internal.resource.java;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.internal.utility.jdt.SimpleDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.resource.java.Annotation;
import org.eclipse.jpt.core.resource.java.AnnotationDefinition;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.JavaResourceNode;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentMember;
import org.eclipse.jpt.core.resource.java.SequenceGeneratorAnnotation;
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;
public class SequenceGeneratorImpl extends GeneratorImpl implements SequenceGeneratorAnnotation
{
private final AnnotationElementAdapter<String> sequenceNameAdapter;
public static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME);
private static final DeclarationAnnotationElementAdapter<String> NAME_ADAPTER = buildAdapter(JPA.SEQUENCE_GENERATOR__NAME);
private static final DeclarationAnnotationElementAdapter<Integer> INITIAL_VALUE_ADAPTER = buildIntegerAdapter(JPA.SEQUENCE_GENERATOR__INITIAL_VALUE);
private static final DeclarationAnnotationElementAdapter<Integer> ALLOCATION_SIZE_ADAPTER = buildIntegerAdapter(JPA.SEQUENCE_GENERATOR__ALLOCATION_SIZE);
private static final DeclarationAnnotationElementAdapter<String> SEQUENCE_NAME_ADAPTER = buildAdapter(JPA.SEQUENCE_GENERATOR__SEQUENCE_NAME);
private String sequenceName;
protected SequenceGeneratorImpl(JavaResourceNode parent, Member member) {
super(parent, member, DECLARATION_ANNOTATION_ADAPTER);
this.sequenceNameAdapter = this.buildAdapter(SEQUENCE_NAME_ADAPTER);
}
@Override
public void initialize(CompilationUnit astRoot) {
super.initialize(astRoot);
this.sequenceName = this.sequenceName(astRoot);
}
public String getAnnotationName() {
return ANNOTATION_NAME;
}
//************ GeneratorImpl implementation **************
@Override
protected DeclarationAnnotationElementAdapter<Integer> allocationSizeAdapter() {
return ALLOCATION_SIZE_ADAPTER;
}
@Override
protected DeclarationAnnotationAdapter annotationAdapter() {
return DECLARATION_ANNOTATION_ADAPTER;
}
@Override
protected DeclarationAnnotationElementAdapter<Integer> initialValueAdapter() {
return INITIAL_VALUE_ADAPTER;
}
@Override
protected DeclarationAnnotationElementAdapter<String> nameAdapter() {
return NAME_ADAPTER;
}
public String getSequenceName() {
return this.sequenceName;
}
public void setSequenceName(String newSequenceName) {
if (attributeValueHasNotChanged(this.sequenceName, newSequenceName)) {
return;
}
String oldSequenceName = this.sequenceName;
this.sequenceName = newSequenceName;
this.sequenceNameAdapter.setValue(newSequenceName);
firePropertyChanged(SEQUENCE_NAME_PROPERTY, oldSequenceName, newSequenceName);
}
public TextRange getSequenceNameTextRange(CompilationUnit astRoot) {
return this.getElementTextRange(SEQUENCE_NAME_ADAPTER, astRoot);
}
// ********** java annotations -> persistence model **********
@Override
public void updateFromJava(CompilationUnit astRoot) {
super.updateFromJava(astRoot);
this.setSequenceName(this.sequenceName(astRoot));
}
protected String sequenceName(CompilationUnit astRoot) {
return this.sequenceNameAdapter.getValue(astRoot);
}
// ********** static methods **********
private static DeclarationAnnotationElementAdapter<String> buildAdapter(String elementName) {
return buildAdapter(DECLARATION_ANNOTATION_ADAPTER, elementName);
}
private static DeclarationAnnotationElementAdapter<Integer> buildIntegerAdapter(String elementName) {
return buildIntegerAdapter(DECLARATION_ANNOTATION_ADAPTER, elementName);
}
public static class SequenceGeneratorAnnotationDefinition implements AnnotationDefinition
{
// singleton
private static final SequenceGeneratorAnnotationDefinition INSTANCE = new SequenceGeneratorAnnotationDefinition();
/**
* Return the singleton.
*/
public static AnnotationDefinition instance() {
return INSTANCE;
}
/**
* Ensure non-instantiability.
*/
private SequenceGeneratorAnnotationDefinition() {
super();
}
public Annotation buildAnnotation(JavaResourcePersistentMember parent, Member member) {
return new SequenceGeneratorImpl(parent, member);
}
public Annotation buildNullAnnotation(JavaResourcePersistentMember parent, Member member) {
return null;
}
public String getAnnotationName() {
return ANNOTATION_NAME;
}
}
}
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