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
|
/*
* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* Checks the value of System.getProperty("os.version") against an expected value.
* For more info, see
* JDK-8253702: BigSur version number reported as 10.16, should be 11.nn
* https://bugs.openjdk.org/browse/JDK-8253702
*/
public class CheckJavaOSVersion {
public static void main(String... args) {
checkJavaOSVersion(args[0]);
}
private static void checkJavaOSVersion(String expectVersion) {
String osVersion = System.getProperty("os.version");
if (!osVersion.startsWith(expectVersion)) {
System.err.println("The version of JDK you are using does not report the OS version correctly.");
System.err.println(" java.home: " + System.getProperty("java.home"));
System.err.println(" java.version: " + System.getProperty("java.version"));
System.err.println(" os.version: " + osVersion + " (expected: " + expectVersion + ")");
System.err.println("Use a more recent update of this version of JDK, or a newer version of JDK.");
System.exit(1);
}
}
}
|
