/*
 *  BaseLink - Generic object relational mapping
 *  Copyright (C) 2011  Ulrich Hilger, http://uhilger.de
 *
 *  This program 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 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see http://www.gnu.org/licenses/
 */

package de.uhilger.baselink;

import static java.lang.annotation.ElementType.TYPE;

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;


/**
 * Annotation to denote a primary key index. 
 * This annotation is meant to be used with a class declaration.
 * 
 * @author Copyright (c) Ulrich Hilger, http://uhilger.de
 * @author Published under the terms and conditions of
 * the <a href="http://www.gnu.org/licenses/" target="_blank">GNU General Public License</a>
 */
@Target( { TYPE } ) 
@Retention( RetentionPolicy.RUNTIME ) 
public @interface DBPrimaryKey {
  /** array of fields that make up the primary key */
	String[] value();
}