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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.ConversionDeclarationAnnotationElementAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.ShortCircuitAnnotationElementAdapter;
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.EntityAnnotation;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentMember;
import org.eclipse.jpt.core.resource.java.JavaResourcePersistentType;
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.core.utility.jdt.Type;
public class EntityImpl extends AbstractResourceAnnotation<Type> implements EntityAnnotation
{
private static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME);
private final AnnotationElementAdapter<String> nameAdapter;
private static final DeclarationAnnotationElementAdapter<String> NAME_ADAPTER = buildNameAdapter();
private String name;
protected EntityImpl(JavaResourcePersistentType parent, Type type) {
super(parent, type, DECLARATION_ANNOTATION_ADAPTER);
this.nameAdapter = new ShortCircuitAnnotationElementAdapter<String>(getMember(), NAME_ADAPTER);
}
public void initialize(CompilationUnit astRoot) {
this.name = this.name(astRoot);
}
//*********** Annotation implementation ****************
public String getAnnotationName() {
return EntityAnnotation.ANNOTATION_NAME;
}
//*********** Entity implementation ****************
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(EntityAnnotation.NAME_PROPERTY, oldName, newName);
}
public TextRange getNameTextRange(CompilationUnit astRoot) {
return this.getElementTextRange(NAME_ADAPTER, astRoot);
}
//*********** JavaResource implementation ****************
public void update(CompilationUnit astRoot) {
this.setName(this.name(astRoot));
}
protected String name(CompilationUnit astRoot) {
return this.nameAdapter.getValue(astRoot);
}
@Override
public void toString(StringBuilder sb) {
sb.append(this.name);
}
//*********** static methods ****************
private static DeclarationAnnotationElementAdapter<String> buildNameAdapter() {
return ConversionDeclarationAnnotationElementAdapter.forStrings(DECLARATION_ANNOTATION_ADAPTER, JPA.ENTITY__NAME, false); // false = do not remove annotation when empty
}
public static class EntityAnnotationDefinition implements AnnotationDefinition
{
// singleton
private static final EntityAnnotationDefinition INSTANCE = new EntityAnnotationDefinition();
/**
* Return the singleton.
*/
public static EntityAnnotationDefinition instance() {
return INSTANCE;
}
/**
* Ensure single instance.
*/
private EntityAnnotationDefinition() {
super();
}
public Annotation buildAnnotation(JavaResourcePersistentMember parent, Member member) {
return new EntityImpl((JavaResourcePersistentType) parent, (Type) member);
}
public Annotation buildNullAnnotation(JavaResourcePersistentMember parent, Member member) {
return null;
}
public String getAnnotationName() {
return EntityAnnotation.ANNOTATION_NAME;
}
}
}
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