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QedeqFileDao | Line # 33 | 0 | 0 | - |
-1.0
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1 | /* This file is part of the project "Hilbert II" - http://www.qedeq.org | |
2 | * | |
3 | * Copyright 2000-2013, Michael Meyling <mime@qedeq.org>. | |
4 | * | |
5 | * "Hilbert II" is free software; you can redistribute | |
6 | * it and/or modify it under the terms of the GNU General Public | |
7 | * License as published by the Free Software Foundation; either | |
8 | * version 2 of the License, or (at your option) any later version. | |
9 | * | |
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.module; | |
17 | ||
18 | import java.io.File; | |
19 | import java.io.IOException; | |
20 | import java.io.Reader; | |
21 | ||
22 | import org.qedeq.base.io.SourceArea; | |
23 | import org.qedeq.kernel.bo.common.QedeqBo; | |
24 | import org.qedeq.kernel.se.base.module.Qedeq; | |
25 | import org.qedeq.kernel.se.common.ModuleContext; | |
26 | import org.qedeq.kernel.se.common.SourceFileExceptionList; | |
27 | ||
28 | /** | |
29 | * An instance of this interface can load and save QEDEQ module files. | |
30 | * | |
31 | * @author Michael Meyling | |
32 | */ | |
33 | public interface QedeqFileDao { | |
34 | ||
35 | /** | |
36 | * Set kernel services. Is called by the kernel to give this loader the opportunity to | |
37 | * use kernel services within its methods. This is the first method the kernel calls. | |
38 | * | |
39 | * @param services Internal kernel services. | |
40 | */ | |
41 | public void setServices(InternalKernelServices services); | |
42 | ||
43 | /** | |
44 | * Get kernel services. | |
45 | * | |
46 | * @return Internal kernel services. | |
47 | */ | |
48 | public InternalKernelServices getServices(); | |
49 | ||
50 | /** | |
51 | * Load a QEDEQ module from file. | |
52 | * | |
53 | * @param process We work for this service process. | |
54 | * @param prop Module properties. | |
55 | * @param localFile Load file from this location. | |
56 | * @return Loaded QEDEQ. | |
57 | * @throws SourceFileExceptionList Module could not be successfully loaded. | |
58 | */ | |
59 | public Qedeq loadQedeq(InternalServiceProcess process, QedeqBo prop, File localFile) | |
60 | throws SourceFileExceptionList; | |
61 | ||
62 | /** | |
63 | * Save a QEDEQ module as file. | |
64 | * | |
65 | * @param process We work in this service process. | |
66 | * @param prop Module properties. | |
67 | * @param localFile Save module in this file. | |
68 | * @throws SourceFileExceptionList Module could not be successfully saved. | |
69 | * @throws IOException File saving failed. | |
70 | */ | |
71 | public void saveQedeq(InternalServiceProcess process, KernelQedeqBo prop, File localFile) | |
72 | throws SourceFileExceptionList, IOException; | |
73 | ||
74 | /** | |
75 | * Get area in source file for QEDEQ module context. | |
76 | * If the system property "qedeq.test.xmlLocationFailures" is set to "true" a runtime | |
77 | * exception is thrown if the context is not found. | |
78 | * | |
79 | * @param qedeq Look at this QEDEQ module. | |
80 | * @param context Search for this context. | |
81 | * @return Created file area. Maybe <code>null</code>. | |
82 | */ | |
83 | public SourceArea createSourceArea(Qedeq qedeq, ModuleContext context); | |
84 | ||
85 | /** | |
86 | * Get reader for local buffered QEDEQ module. | |
87 | * | |
88 | * @param prop QEDEQ BO. | |
89 | * @return Reader. | |
90 | * @throws IOException Reading failed. | |
91 | */ | |
92 | public Reader getModuleReader(KernelQedeqBo prop) throws IOException; | |
93 | ||
94 | } |
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