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Java > Open Source Codes > org > objectweb > easybeans > component > api > EZBComponent


1 /**
2  * EasyBeans
3  * Copyright (C) 2006 Bull S.A.S.
4  * Contact: easybeans@objectweb.org
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19  * USA
20  *
21  * --------------------------------------------------------------------------
22  * $Id: EZBComponent.java 1022 2006-08-04 11:02:28Z benoitf $
23  * --------------------------------------------------------------------------
24  */
25
26 package org.objectweb.easybeans.component.api;
27
28 /**
29  * Defines the interface that a component needs to implement.
30  * @author Florent Benoit
31  */
32 public interface EZBComponent {
33
34     /**
35      * Init method.<br/>
36      * This method is called before the start method.
37      * @throws EZBComponentException if the initialization has failed.
38      */
39     void init() throws EZBComponentException;
40
41
42     /**
43      * Start method.<br/>
44      * This method is called after the init method.
45      * @throws EZBComponentException if the start has failed.
46      */
47     void start() throws EZBComponentException;
48
49
50     /**
51      * Stop method.<br/>
52      * This method is called when component needs to be stopped.
53      * @throws EZBComponentException if the stop is failing.
54      */
55     void stop() throws EZBComponentException;
56
57 }
58
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