001/* 002 * Copyright (c) 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the Eclipse Public License v1.0 006 * which accompanies this distribution, and is available at 007 * http://www.eclipse.org/legal/epl-v10.html 008 * 009 * Contributors: 010 * Nuxeo - initial API and implementation 011 * 012 * $Id$ 013 */ 014 015package org.nuxeo.runtime.services.event; 016 017/** 018 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 019 */ 020public interface EventListener { 021 022 /** 023 * Notified about an event about to be processed. Returns false to cancel the event. 024 * 025 * @param event the event 026 * @return false to cancel the event or true otherwise 027 * @deprecated since 5.7 (unused) 028 */ 029 @Deprecated 030 boolean aboutToHandleEvent(Event event); 031 032 /** 033 * An event was received. 034 * 035 * @param event 036 */ 037 void handleEvent(Event event); 038 039}