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Java > Open Source Codes > org > apache > turbine > services > uniqueid > TurbineUniqueId


1 package org.apache.turbine.services.uniqueid;
2
3 /*
4  * Copyright 2001-2004 The Apache Software Foundation.
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License")
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18
19 import org.apache.turbine.services.TurbineServices;
20
21 /**
22  * This is a facade class for {@link UniqueIdService}.
23  *
24  * @author <a HREF="mailto:Rafal.Krzewski@e-point.pl">Rafal Krzewski</a>
25  * @version $Id: TurbineUniqueId.java,v 1.3.2.2 2004/05/20 03:06:48 seade Exp $
26  */
27 public abstract class TurbineUniqueId
28 {
29     /**
30      * Utility method for accessing the service
31      * implementation
32      *
33      * @return a UniqueIdService implementation instance
34      */
35     protected static UniqueIdService getService()
36     {
37         return (UniqueIdService) TurbineServices
38                 .getInstance().getService(UniqueIdService.SERVICE_NAME);
39     }
40
41     /**
42      * <p> Returs an identifer of this Turbine instance that is unique
43      * both on the server and worldwide.
44      *
45      * @return A String with the instance identifier.
46      */
47     public static String JavaDoc getInstanceId()
48     {
49         return getService().getInstanceId();
50     }
51
52     /**
53      * <p> Returns an identifier that is unique within this turbine
54      * instance, but does not have random-like apearance.
55      *
56      * @return A String with the non-random looking instance
57      * identifier.
58      */
59     public static String JavaDoc getUniqueId()
60     {
61         return getService().getUniqueId();
62     }
63
64     /**
65      * <p> Returns a unique identifier that looks like random data.
66      *
67      * @return A String with the random looking instance identifier.
68      */
69     public static String JavaDoc getPseudorandomId()
70     {
71         return getService().getPseudorandomId();
72     }
73 }
74
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