001/**
002 *
003 * Copyright the original author or authors
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smackx.pubsub.listener;
018
019import org.jivesoftware.smackx.pubsub.ItemDeleteEvent;
020import org.jivesoftware.smackx.pubsub.LeafNode;
021
022/**
023 * Defines the listener for item deletion events from a node.
024 * 
025 * @see LeafNode#addItemDeleteListener(ItemDeleteListener)
026 * 
027 * @author Robin Collier
028 */
029public interface ItemDeleteListener
030{
031        /**
032         * Called when items are deleted from a node the listener is 
033         * registered with.
034         * 
035         * @param items The event with item deletion details
036         */
037        void handleDeletedItems(ItemDeleteEvent items);
038        
039        /**
040         * Called when <b>all</b> items are deleted from a node the listener is 
041         * registered with. 
042         */
043        void handlePurge();
044}