| /*******************************************************************************
|
| * Copyright (c) 2006, 2013 Oracle. All rights reserved.
|
| * This program and the accompanying materials are made available under the
|
| * terms of the Eclipse Public License 2.0, which accompanies this distribution
|
| * and is available at https://www.eclipse.org/legal/epl-2.0/.
|
| *
|
| * Contributors:
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| * Oracle - initial API and implementation
|
| ******************************************************************************/ |
| package org.eclipse.jpt.jpa.core.internal.context.java;
|
|
|
| import org.eclipse.jpt.common.utility.internal.iterable.IterableTools;
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| import org.eclipse.jpt.jpa.core.JpaFactory;
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| import org.eclipse.jpt.jpa.core.MappingKeys;
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| import org.eclipse.jpt.jpa.core.context.java.JavaAttributeMapping;
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| import org.eclipse.jpt.jpa.core.context.java.JavaAttributeMappingDefinition;
|
| import org.eclipse.jpt.jpa.core.context.java.JavaSpecifiedPersistentAttribute;
|
| import org.eclipse.jpt.jpa.core.resource.java.ColumnAnnotation;
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| import org.eclipse.jpt.jpa.core.resource.java.TemporalAnnotation;
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| import org.eclipse.jpt.jpa.core.resource.java.VersionAnnotation;
|
|
|
| public class JavaVersionMappingDefinition
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| implements JavaAttributeMappingDefinition
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| {
|
| // singleton
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| private static final JavaAttributeMappingDefinition INSTANCE = new JavaVersionMappingDefinition();
|
|
|
| /**
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| * Return the singleton.
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| */
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| public static JavaAttributeMappingDefinition instance() {
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| return INSTANCE;
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| }
|
|
|
|
|
| /**
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| * Enforce singleton usage
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| */
|
| private JavaVersionMappingDefinition() {
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| super();
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| }
|
|
|
| public String getKey() {
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| return MappingKeys.VERSION_ATTRIBUTE_MAPPING_KEY;
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| }
|
|
|
| public String getAnnotationName() {
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| return VersionAnnotation.ANNOTATION_NAME;
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| }
|
|
|
| public boolean isSpecified(JavaSpecifiedPersistentAttribute persistentAttribute) {
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| return persistentAttribute.getResourceAttribute().getAnnotation(this.getAnnotationName()) != null;
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| }
|
|
|
| public Iterable<String> getSupportingAnnotationNames() {
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| return SUPPORTING_ANNOTATION_NAMES;
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| }
|
|
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| private static final String[] SUPPORTING_ANNOTATION_NAMES_ARRAY = new String[] {
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| ColumnAnnotation.ANNOTATION_NAME,
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| TemporalAnnotation.ANNOTATION_NAME,
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| };
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| private static final Iterable<String> SUPPORTING_ANNOTATION_NAMES = IterableTools.iterable(SUPPORTING_ANNOTATION_NAMES_ARRAY);
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|
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| public JavaAttributeMapping buildMapping(JavaSpecifiedPersistentAttribute persistentAttribute, JpaFactory factory) {
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| return factory.buildJavaVersionMapping(persistentAttribute);
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| }
|
|
|
| @Override
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| public String toString() {
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| return this.getClass().getSimpleName();
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| }
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| }
|