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Java > Open Source Codes > org > apache > lenya > ac > Groupable


1 /*
2  * Copyright 1999-2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-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 implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17
18 package org.apache.lenya.ac;
19
20 /**
21  * Generalized interface of group member objects.
22  * @version $Id: Groupable.java 43240 2004-08-16 16:21:22Z andreas $
23  */
24 public interface Groupable {
25     
26     /**
27      * Notifies this Groupable of being added to a group.
28      * @param group The group.
29      */
30     void addedToGroup(Group group);
31
32     /**
33      * Notifies this Groupable of being removed from a group.
34      * @param group The group.
35      */
36     void removedFromGroup(Group group);
37
38     /**
39      * Returns all groups that contain this Groupable.
40      * @return A {@link Group} array.
41      */
42     Group[] getGroups();
43     
44     /**
45      * Removes this Groupable from all groups.
46      */
47     void removeFromAllGroups();
48 }
49
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