001 package org.apache.turbine.services.uniqueid;
002
003
004 /*
005 * Licensed to the Apache Software Foundation (ASF) under one
006 * or more contributor license agreements. See the NOTICE file
007 * distributed with this work for additional information
008 * regarding copyright ownership. The ASF licenses this file
009 * to you under the Apache License, Version 2.0 (the
010 * "License"); you may not use this file except in compliance
011 * with the License. You may obtain a copy of the License at
012 *
013 * http://www.apache.org/licenses/LICENSE-2.0
014 *
015 * Unless required by applicable law or agreed to in writing,
016 * software distributed under the License is distributed on an
017 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
018 * KIND, either express or implied. See the License for the
019 * specific language governing permissions and limitations
020 * under the License.
021 */
022
023
024 import org.apache.turbine.services.TurbineServices;
025
026 /**
027 * This is a facade class for {@link UniqueIdService}.
028 *
029 * @author <a href="mailto:Rafal.Krzewski@e-point.pl">Rafal Krzewski</a>
030 * @version $Id: TurbineUniqueId.java 615328 2008-01-25 20:25:05Z tv $
031 */
032 public abstract class TurbineUniqueId
033 {
034 /**
035 * Utility method for accessing the service
036 * implementation
037 *
038 * @return a UniqueIdService implementation instance
039 */
040 protected static UniqueIdService getService()
041 {
042 return (UniqueIdService) TurbineServices
043 .getInstance().getService(UniqueIdService.SERVICE_NAME);
044 }
045
046 /**
047 * <p> Returs an identifer of this Turbine instance that is unique
048 * both on the server and worldwide.
049 *
050 * @return A String with the instance identifier.
051 */
052 public static String getInstanceId()
053 {
054 return getService().getInstanceId();
055 }
056
057 /**
058 * <p> Returns an identifier that is unique within this turbine
059 * instance, but does not have random-like apearance.
060 *
061 * @return A String with the non-random looking instance
062 * identifier.
063 */
064 public static String getUniqueId()
065 {
066 return getService().getUniqueId();
067 }
068
069 /**
070 * <p> Returns a unique identifier that looks like random data.
071 *
072 * @return A String with the random looking instance identifier.
073 */
074 public static String getPseudorandomId()
075 {
076 return getService().getPseudorandomId();
077 }
078 }