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Java > Open Source Codes > org > apache > commons > configuration > reloading > ReloadingStrategy


1 /*
2  * Copyright 2001-2004 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 package org.apache.commons.configuration.reloading;
18
19 import org.apache.commons.configuration.FileConfiguration;
20
21 /**
22  * A strategy to decide if a configuration should be reloaded.
23  *
24  * @author Emmanuel Bourg
25  * @author Olivier Heger
26  * @version $Revision: 155408 $, $Date: 2005-02-26 13:56:39 +0100 (Sa, 26 Feb 2005) $
27  * @since 1.1
28  */
29 public interface ReloadingStrategy {
30
31     /**
32      * Set the configuration managed by this strategy.
33      */
34     void setConfiguration(FileConfiguration configuration);
35
36     /**
37      * Initialize the strategy.
38      */
39     void init();
40
41     /**
42      * Tell if the evaluation of the strategy requires to reload the configuration.
43      */
44     boolean reloadingRequired();
45
46     /**
47      * Notify the strategy that the file has been reloaded.
48      */
49     void reloadingPerformed();
50
51 }
52
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