1 /* 2 * Copyright (C) 2005-2006 Christian Siefkes <christian@siefkes.net>. 3 * Development of this software is supported by the German Research Society, 4 * Berlin-Brandenburg Graduate School in Distributed Information Systems 5 * (DFG grant no. GRK 316). 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, visit 19 * http://www.gnu.org/licenses/gpl.html or write to the Free Software 20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 21 */ 22 package de.fu_berlin.ties.util; 23 24 /*** 25 * This interface signals that the implementor wants to be called back whenever 26 * a key is deleted from a map and provides a method to do so. 27 * 28 * @author Christian Siefkes 29 * @version $Revision: 1.3 $, $Date: 2006/10/21 16:04:27 $, $Author: siefkes $ 30 */ 31 public interface RemoveCallback { 32 33 /*** 34 * Method to be called whenever a key has been removed from a map. 35 * 36 * @param key the key that has been removed 37 */ 38 void removed(final Object key); 39 40 }