Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
HasId |
|
| 1.0;1 |
1 | /** | |
2 | * Copyright 2010 The Kuali Foundation | |
3 | * | |
4 | * Licensed under the Educational Community License, Version 2.0 (the | |
5 | * "License"); you may not use this file except in compliance with the | |
6 | * License. You may obtain a copy of the License at | |
7 | * | |
8 | * http://www.osedu.org/licenses/ECL-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or | |
13 | * implied. See the License for the specific language governing | |
14 | * permissions and limitations under the License. | |
15 | */ | |
16 | ||
17 | package org.kuali.student.r2.common.infc; | |
18 | ||
19 | /** | |
20 | * Common service pattern for entities. This interface is applied to | |
21 | * entites that are identified by an Id. | |
22 | * | |
23 | * @author nwright | |
24 | */ | |
25 | public interface HasId | |
26 | extends HasPrimaryKey { | |
27 | ||
28 | /** | |
29 | * The system assigned unique id to identify this Object. | |
30 | * Could be implemented as as sequence number or as a UUID. | |
31 | * | |
32 | * Attempts to set this value on creates should result in a ReadOnlyException being thrown | |
33 | * | |
34 | * An Id:<ul> | |
35 | * <li>An id is used when the actual value is unimportant and | |
36 | * can therefore be a large hex value for example</li> | |
37 | * <li>An id value might be 23b9ca9bd203df902</li> | |
38 | * <li>An Id is never intended to be used directly by an end | |
39 | * user.</li> | |
40 | * <li>Ids are assumed to be of different values in different | |
41 | * KS implementations<li> | |
42 | * <li>Id values are generated by the service | |
43 | * implementations</li> | |
44 | * <li>Id values are never expected to be used in | |
45 | * Configuration or Application code</li> | |
46 | * </ul> | |
47 | * | |
48 | * @name Unique Id | |
49 | * @readOnly | |
50 | * @required on updates | |
51 | */ | |
52 | public String getId(); | |
53 | } |