| /* |
| * Copyright (c) 2022 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation |
| package org.eclipse.persistence.internal.jpa.metadata.converters; |
| |
| import org.eclipse.persistence.exceptions.ValidationException; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.MetadataAccessor; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.mappings.MappingAccessor; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataAnnotation; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataClass; |
| import org.eclipse.persistence.mappings.DatabaseMapping; |
| import org.eclipse.persistence.mappings.converters.UUIDConverter; |
| |
| /** |
| * INTERNAL: |
| * Abstract converter class that parents both the JPA and Eclipselink |
| * converters. |
| * |
| * Key notes: |
| * - any metadata mapped from XML to this class must be compared in the |
| * equals method. |
| * - when loading from annotations, the constructor accepts the metadata |
| * accessor this metadata was loaded from. Used it to look up any |
| * 'companion' annotation needed for processing. |
| * - methods should be preserved in alphabetical order. |
| * |
| * @author Radek Felcman |
| * @since EclipseLink 4.0 |
| */ |
| public class UUIDMetadata extends MetadataConverter { |
| |
| /** |
| * INTERNAL: |
| * Used for XML loading. |
| */ |
| public UUIDMetadata() { |
| super("<uuid>"); |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for annotation loading. |
| */ |
| public UUIDMetadata(MetadataAnnotation uuid, MetadataAccessor accessor) { |
| super(uuid, accessor); |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| @Override |
| public boolean equals(Object objectToCompare) { |
| return super.equals(objectToCompare) && objectToCompare instanceof UUIDMetadata; |
| } |
| |
| @Override |
| public int hashCode() { |
| return super.hashCode(); |
| } |
| |
| /** |
| * INTERNAL: |
| * Returns true if the given class is a valid UUID type and must be |
| * marked UUID. |
| */ |
| public static boolean isValidUUIDType(MetadataClass cls) { |
| return cls.isClass(java.util.UUID.class); |
| } |
| |
| /** |
| * INTERNAL: |
| * Every converter needs to be able to process themselves. |
| */ |
| @Override |
| public void process(DatabaseMapping mapping, MappingAccessor accessor, MetadataClass referenceClass, boolean isForMapKey) { |
| if (isValidUUIDType(referenceClass)) { |
| setFieldClassification(mapping, java.util.UUID.class, isForMapKey); |
| setConverter(mapping, new UUIDConverter(), isForMapKey); |
| } else { |
| throw ValidationException.invalidTypeForSerializedAttribute(mapping.getAttributeName(), accessor.getReferenceClass(), accessor.getJavaClass()); |
| } |
| } |
| } |