/* * Copyright (c) 1998-2011 Caucho Technology -- all rights reserved * * This file is part of Resin(R) Open Source * * Each copy or derived work must preserve the copyright notice and this * notice unmodified. * * Resin Open Source is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * Resin Open Source is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty * of NON-INFRINGEMENT. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License * along with Resin Open Source; if not, write to the * * Free Software Foundation, Inc. * 59 Temple Place, Suite 330 * Boston, MA 02111-1307 USA * * @author Scott Ferguson */ package javax.persistence; import static java.lang.annotation.ElementType.FIELD; import static java.lang.annotation.ElementType.METHOD; import java.lang.annotation.Retention; import static java.lang.annotation.RetentionPolicy.RUNTIME; import java.lang.annotation.Target; /** * The @MapKeyClass annotation. * * @since JPA 2.0 */ @Target({METHOD,FIELD}) @Retention(RUNTIME) public @interface MapKeyClass { @SuppressWarnings("unchecked") Class value(); }