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.ecm.core.api; 016 017/** 018 * Helper class to send versions change event notifications in the core. 019 * 020 * @author <a href="mailto:dm@nuxeo.com">Dragos Mihalache</a> 021 */ 022public final class VersioningChangeNotifier { 023 024 /** 025 * Core event id for events dispatched by this class. 026 */ 027 public static final String CORE_EVENT_ID_VERSIONING_CHANGE = "versioningChangeCoreEvent"; 028 029 /** 030 * The key in the info map pointing to the frozen document (previous version). 031 */ 032 public static final String EVT_INFO_OLD_DOC_KEY = "oldDoc"; 033 034 /** 035 * The key in the info map pointing to the current document. 036 */ 037 public static final String EVT_INFO_NEW_DOC_KEY = "newDoc"; 038 039 // Utility class. 040 private VersioningChangeNotifier() { 041 } 042 043}