| /******************************************************************************* |
| * Copyright (c) 2011, 2013 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 v1.0 and Eclipse Distribution License v. 1.0 |
| * which accompanies this distribution. |
| * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html |
| * and the Eclipse Distribution License is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * Contributors: |
| * Oracle - initial API and implementation from Oracle TopLink |
| ******************************************************************************/ |
| package org.eclipse.persistence.annotations; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.Target; |
| |
| import static java.lang.annotation.ElementType.FIELD; |
| import static java.lang.annotation.ElementType.METHOD; |
| import static java.lang.annotation.RetentionPolicy.RUNTIME; |
| |
| /** |
| * A CompositeMember annotation is ignored unless is in composite member persistence unit. |
| * It may be used in conjunction with a ElementCollection and CollectionTable annotations. |
| * It should be used if target type is a primitive type |
| * and CollectionTable designates the table that belongs to |
| * composite member persistence unit other than the source composite member persistence unit. |
| * That allows the source and target to be mapped to different databases. |
| * |
| * @see javax.persistence.ElementCollection |
| * @see javax.persistence.CollectionTable |
| * @see org.eclipse.persistence.config.PersistenceUnitProperties#COMPOSITE_UNIT |
| * |
| * A CompositeMember can be specified on within an Entity, MappedSuperclass |
| * and Embeddable class. |
| * |
| * @author Andrei Ilitchev |
| * @since Eclipselink 2.3 |
| **/ |
| @Target({METHOD, FIELD}) |
| @Retention(RUNTIME) |
| public @interface CompositeMember { |
| /** |
| * The name of a target composite member persistence unit to which element table belongs (if differs from source composite member persistence unit) |
| */ |
| String value(); |
| } |