jakarta.persistence.metamodel.PluralAttribute Maven / Gradle / Ivy
/*
* Copyright (c) 2008, 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:
// Linda DeMichiel - 2.1
// Linda DeMichiel - 2.0
package jakarta.persistence.metamodel;
/**
* Instances of the type PluralAttribute represent
* persistent collection-valued attributes.
*
* @param The type the represented collection belongs to
* @param The type of the represented collection
* @param The element type of the represented collection
*
* @since 2.0
*/
public interface PluralAttribute
extends Attribute, Bindable {
public static enum CollectionType {
/** Collection-valued attribute */
COLLECTION,
/** Set-valued attribute */
SET,
/** List-valued attribute */
LIST,
/** Map-valued attribute */
MAP
}
/**
* Return the collection type.
* @return collection type
*/
CollectionType getCollectionType();
/**
* Return the type representing the element type of the
* collection.
* @return element type
*/
Type getElementType();
}