1 /** 2 * This file Copyright (c) 2003-2010 Magnolia International 3 * Ltd. (http://www.magnolia-cms.com). All rights reserved. 4 * 5 * 6 * This file is dual-licensed under both the Magnolia 7 * Network Agreement and the GNU General Public License. 8 * You may elect to use one or the other of these licenses. 9 * 10 * This file is distributed in the hope that it will be 11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A 13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 14 * Redistribution, except as permitted by whichever of the GPL 15 * or MNA you select, is prohibited. 16 * 17 * 1. For the GPL license (GPL), you can redistribute and/or 18 * modify this file under the terms of the GNU General 19 * Public License, Version 3, as published by the Free Software 20 * Foundation. You should have received a copy of the GNU 21 * General Public License, Version 3 along with this program; 22 * if not, write to the Free Software Foundation, Inc., 51 23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 24 * 25 * 2. For the Magnolia Network Agreement (MNA), this file 26 * and the accompanying materials are made available under the 27 * terms of the MNA which accompanies this distribution, and 28 * is available at http://www.magnolia-cms.com/mna.html 29 * 30 * Any modifications to this file must keep this entire header 31 * intact. 32 * 33 */ 34 package info.magnolia.cms.beans.config; 35 36 import info.magnolia.objectfactory.Components; 37 38 39 /** 40 * @author Sameer Charles 41 * $Id: VersionConfig.java 36177 2010-08-03 16:32:34Z gjoseph $ 42 */ 43 public class VersionConfig { 44 45 /** 46 * maximum index to keep. 47 */ 48 public static final String MAX_VERSION_INDEX = "maxVersionIndex"; 49 50 /** 51 * is versioning is active. (at application level, JCR is always configured to version if implemented) 52 */ 53 public static final String ACTIVE = "active"; 54 55 /** 56 * maximum number of version index. 57 */ 58 private static long maxVersions = 2; // default is 3 which could be overwritten through config 59 60 public VersionConfig() { 61 // do not instantiate 62 } 63 64 public static VersionConfig getInstance() { 65 return Components.getSingleton(VersionConfig.class); 66 } 67 68 /** 69 * Initialize bean. 70 */ 71 public void init() { 72 load(); 73 } 74 75 /** 76 * Its a fixed config bean. 77 */ 78 public void load() { 79 // nothing to do 80 } 81 82 /** 83 * Read config and reload bean. 84 */ 85 public void reload() { 86 load(); 87 } 88 89 /** 90 * Checks active flag in version config. 91 * @return true if versioning is active at application level 92 */ 93 public boolean isActive() { 94 return true; 95 } 96 97 /** 98 * Get maximum number of versions allowed in version history. 99 * @return max version index 100 */ 101 public long getMaxVersionAllowed() { 102 return maxVersions; 103 } 104 105 }