javax.persistence.metamodel.PluralAttribute Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2008 - 2013 Oracle Corporation. 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:
* Linda DeMichiel - Java Persistence 2.1
* Linda DeMichiel - Java Persistence 2.0
*
******************************************************************************/
package javax.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 Java Persistence 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();
}