001/* 002 * GWTEventService 003 * Copyright (c) 2011 and beyond, strawbill UG (haftungsbeschr?nkt) 004 * 005 * This is free software; you can redistribute it and/or modify it 006 * under the terms of the GNU Lesser General Public License as 007 * published by the Free Software Foundation; either version 3 of 008 * the License, or (at your option) any later version. 009 * Other licensing for GWTEventService may also be possible on request. 010 * Please view the license.txt of the project for more information. 011 * 012 * This software is distributed in the hope that it will be useful, 013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 015 * Lesser General Public License for more details. 016 * 017 * You should have received a copy of the GNU Lesser General Public 018 * License along with this software; if not, write to the Free 019 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 020 * 02110-1301 USA, or see the FSF site: http://www.fsf.org. 021 */ 022package de.novanic.eventservice.client.event.filter; 023 024import de.novanic.eventservice.client.event.Event; 025 026import java.io.Serializable; 027 028/** 029 * An EventFilter can be used to filter events. When an event is filtered, the user/client shouldn't be informed about 030 * the event. EventFilters are useful when the filter function for domains/contexts is to common. 031 * 032 * @author sstrohschein 033 * <br>Date: 05.06.2008 034 * <br>Time: 19:09:11 035 */ 036public interface EventFilter extends Serializable 037{ 038 /** 039 * If the match method returns true for an event, the event should be ignored, because the EventFilter recognizes 040 * the event to filter it. 041 * @param anEvent event to check 042 * @return true when the event should be filtered, otherwise false 043 */ 044 boolean match(Event anEvent); 045}