Subversion Repositories WebE

//$Id: IdClass.java 11282 2007-03-14 22:05:59Z epbernard $

//EJB3 Specification Copyright 2004-2006 Sun Microsystems, Inc.

package javax.persistence;

import java.lang.annotation.Retention;

import java.lang.annotation.Target;

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

import static java.lang.annotation.RetentionPolicy.RUNTIME;

/**

 * Specifies a composite primary key class that is mapped to multiple fields or properties

 * of the entity.

 *

 * The names of the fields or properties in the primary key class and the primary key fields

 * or properties of the entity must correspond and their types must be the same.

 *

 * @author Emmanuel Bernard

 */

@Target({TYPE}) @Retention(RUNTIME)

public @interface IdClass {

        /**

         * Primary key class

         */

        Class value();

}