00001 /* 00002 * OpenMobileIS - a free Java(TM) Framework for mobile applications Java(TM) 00003 * Copyright (C) 2004-2005 Philippe Delrieu 00004 * All rights reserved. 00005 * Contact: openmobileis@e-care.fr 00006 * 00007 * This library is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU Lesser General Public 00009 * License as published by the Free Software Foundation; either 00010 * version 2.1 of the License, or any later version. 00011 * 00012 * This library is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 * Lesser General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU Lesser General Public 00018 * License along with this library; if not, write to the Free Software 00019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 00020 * USA 00021 * 00022 * Author : Philippe Delrieu 00023 * 00024 * Modifications : 00025 * 2004 Creation P.Delrieu 00026 * 00027 */ 00028 00029 package org.openmobileis.synchro.algo.syncnumber; 00030 00031 import org.openmobileis.common.util.exception.ServiceException; 00032 import org.openmobileis.synchro.algo.syncnumber.impl.DefaultSyncNumberManagerDelegate; 00033 00041 public class SyncNumberManager { 00042 private static SyncNumberManager manager; 00043 private SyncNumberManagerDelegate delegate; 00044 00045 private SyncNumberManager() { 00046 } 00047 00048 public static SyncNumberManager getManager() { 00049 if (manager == null) { 00050 synchronized(SyncNumberManager.class) { 00051 if (manager == null) { 00052 manager = new SyncNumberManager(); 00053 } 00054 } 00055 } 00056 return manager; 00057 } 00058 00059 public void registerDelegate(SyncNumberManagerDelegate delegate) { 00060 this.delegate = delegate; 00061 this.delegate.initDelegate(); 00062 } 00063 00064 public SyncNumberManagerDelegate getDelegate() { 00065 if (this.delegate == null) { 00066 this.delegate = new DefaultSyncNumberManagerDelegate(); 00067 } 00068 return this.delegate; 00069 } 00070 00071 public SynchroNumber getSynchroNumber(long ns) throws SyncNumberNotFoundException { 00072 return this.getDelegate().getSynchroNumber(ns); 00073 } 00074 00075 public SynchroNumber getNextSynchroNumber() throws SyncNumberNotFoundException { 00076 return this.getDelegate().getNextSynchroNumber(); 00077 } 00078 00079 public void deleteSyncNumber(SynchroNumber ns) { 00080 this.getDelegate().deleteSyncNumber(ns); 00081 } 00082 00083 public void createSynchroNumber(long ns, long timestamp) throws ServiceException { 00084 this.getDelegate().createSynchroNumber(ns, timestamp); 00085 } 00086 00090 public void setTimeStampForSynchroNumber(long syncNumber) { 00091 this.getDelegate().setTimeStampForSynchroNumber(syncNumber); 00092 } 00093 00097 public long getTimeStampForSynchroNumber(long syncNumber) throws SyncNumberNotFoundException { 00098 return this.getDelegate().getTimeStampForSynchroNumber(syncNumber); 00099 } 00100 00101 }