/* * (C) 2004 - Geotechnical Software Services * * This code is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This code is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program; if not, write to the Free * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, * MA 02111-1307, USA. */ package no.geosoft.cc.event; /** * Interface shared by all <em>listeners</em>. * * @author <a href="mailto:info@geosoft.no">GeoSoft</a> */ public interface EventListener { /** * Called in response to a notify() call on the EventManager if the * present listener is registered to listen for the given event. * * @param eventName Name of the event. * @param source The source the event (as defined by caller). * @param data Additinal data (as defined by caller). */ public void update (String eventName, Object source, Object data); }