01 /* This file is part of the project "Hilbert II" - http://www.qedeq.org
02 *
03 * Copyright 2000-2011, Michael Meyling <mime@qedeq.org>.
04 *
05 * "Hilbert II" is free software; you can redistribute
06 * it and/or modify it under the terms of the GNU General Public
07 * License as published by the Free Software Foundation; either
08 * version 2 of the License, or (at your option) any later version.
09 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 */
15
16 package org.qedeq.kernel.bo.common;
17
18 import java.io.IOException;
19
20 import org.qedeq.kernel.se.config.QedeqConfig;
21
22 /**
23 * State changing methods for the kernel.
24 *
25 * @author Michael Meyling
26 */
27 public interface KernelState extends KernelServices {
28
29 /**
30 * Kernel initialisation.
31 *
32 * @param moduleServices Various kernel services are supported here.
33 * @param qedeqConfig Configuration to work with.
34 * @throws IOException Initialisation failed.
35 */
36 public void init(ServiceModule moduleServices, QedeqConfig qedeqConfig)
37 throws IOException;
38
39 /**
40 * Start the kernel.
41 *
42 */
43 public void startup();
44
45 /**
46 * Closes the kernel.
47 */
48 public void shutdown();
49
50 }
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