| /* |
| * Copyright (c) 1998, 2020 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 from Oracle TopLink |
| package org.eclipse.persistence.annotations; |
| |
| /** |
| * An enum that is used within the ChangeTracking annotation. |
| * |
| * @see org.eclipse.persistence.annotations.ChangeTracking |
| * @author Guy Pelletier |
| * @since Oracle TopLink 11.1.1.0.0 |
| */ |
| public enum ChangeTrackingType { |
| /** |
| * An ATTRIBUTE change tracking type allows change tracking at the attribute |
| * level of an object. Objects with changed attributes will be processed in |
| * the commit process to include any changes in the results of the commit. |
| * Unchanged objects will be ignored. |
| */ |
| ATTRIBUTE, |
| |
| /** |
| * An OBJECT change tracking policy allows an object to calculate for itself |
| * whether it has changed. Changed objects will be processed in the commit |
| * process to include any changes in the results of the commit. |
| * Unchanged objects will be ignored. |
| */ |
| OBJECT, |
| |
| /** |
| * A DEFERRED change tracking policy defers all change detection to the |
| * UnitOfWork's change detection process. Essentially, the calculateChanges() |
| * method will run for all objects in a UnitOfWork. |
| * This is the default ObjectChangePolicy |
| */ |
| DEFERRED, |
| |
| /** |
| * Will not set any change tracking policy, and the change tracking will be |
| * determined at runtime. |
| */ |
| AUTO |
| } |