1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
/* VersionInfo.java
* =========================================================================
* This file is part of the GrInvIn project - http://www.grinvin.org
*
* Copyright (C) 2005-2008 Universiteit Gent
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* A copy of the GNU General Public License can be found in the file
* LICENSE.txt provided with the source distribution of this program (see
* the META-INF directory in the source jar). This license can also be
* found on the GNU website at http://www.gnu.org/licenses/gpl.html.
*
* If you did not receive a copy of the GNU General Public License along
* with this program, contact the lead developer, or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
package org.grinvin.about;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Contains simple versioning info for a single module of GrInvIn.
*/
public class VersionInfo {
//
private final String name;
//
private final String version;
//
private final String revision;
//
private final String build;
/**
* Name of the module. E.g., <code>core</code>,
* <code>factories</code>, ...
*/
public String getName() {
return name;
}
/**
* Version number. E.g. <code>1.0.3</code>
*/
public String getVersion() {
return version;
}
/**
* Revision number (from subversion). E.g. 1745M
*/
public String getRevision() {
return revision;
}
/**
* Date string for the build.
*/
public String getBuild() {
return build;
}
/**
* Return one of the four string properties.
*/
String getColumn(int i) {
switch (i) { // NOPMD
case 0: return getName();
case 1: return getVersion();
case 2: return getRevision();
case 3: return getBuild();
default:
throw new IndexOutOfBoundsException ("Called with wrong index: " + i);
}
}
private VersionInfo(String name, String version, String revision, String build) {
this.name = name;
this.version = version;
this.revision = revision;
this.build = build;
}
/**
* Load version info from the corresponding properties file. Returns null
* when the file is not found and hence presumably the module is not in
* the class path.
* @param name Name of the module for which the information must be loaded.
*/
public static VersionInfo loadVersionInfo(String name) {
try {
String pathName = "/versions-grinvin-" + name + "/version.properties";
InputStream inputStream = VersionInfo.class.getResourceAsStream(pathName);
if (inputStream == null)
return null;
Properties properties = new Properties();
properties.load(inputStream);
inputStream.close();
return new VersionInfo(name, properties.getProperty("version"),
properties.getProperty("revision"), properties.getProperty("builddate"));
} catch (IOException ex) {
Logger.getLogger("org.grinvin.about").log(Level.WARNING,
"Could not load version information for module '" + name + "'", ex);
return null;
}
}
}
|
