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}