/*******************************************************************************
* Copyright (c) 2011, 2015 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 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:
* Oracle - initial API and implementation
*
******************************************************************************/
package org.eclipse.persistence.jpa.jpql.tools.model;
/**
* A <code>IListChangeListener</code> can be registered with a {@link
* org.eclipse.persistence.jpa.jpql.tools.model.query.StateObject StateObject} in order to be notified
* when a list changes (items are added or removed from it or some items have been moved inside of
* that list).
*
* @version 2.4
* @since 2.4
* @author Pascal Filion
*/
public interface IListChangeListener<T> {
/**
* Notifies this listener new items have been added to the list.
*
* @param e The {@link IListChangeEvent} object containing the information of the change
*/
void itemsAdded(IListChangeEvent<T> e);
/**
* Notifies this listener the list had items moved within the list.
*
* @param e The {@link IListChangeEvent} object containing the information of the change
*/
void itemsMoved(IListChangeEvent<T> e);
/**
* Notifies this listener items have been removed from the list.
*
* @param e The {@link IListChangeEvent} object containing the information of the change
*/
void itemsRemoved(IListChangeEvent<T> e);
}