jdk

1
/*
2
 * Copyright (c) 2008, 2019, Oracle and/or its affiliates. All rights reserved.
3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4
 *
5
 * This code is free software; you can redistribute it and/or modify it
6
 * under the terms of the GNU General Public License version 2 only, as
7
 * published by the Free Software Foundation.
8
 *
9
 * This code is distributed in the hope that it will be useful, but WITHOUT
10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12
 * version 2 for more details (a copy is included in the LICENSE file that
13
 * accompanied this code).
14
 *
15
 * You should have received a copy of the GNU General Public License version
16
 * 2 along with this work; if not, write to the Free Software Foundation,
17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18
 *
19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20
 * or visit www.oracle.com if you need additional information or have any
21
 * questions.
22
 */
23

24
/*
25
 * @test
26
 * @bug 4884240 8225748
27
 * @summary additional option required for javap
28
 * @modules jdk.jdeps/com.sun.tools.javap
29
 */
30

31
import java.io.*;
32

33
public class T4884240 {
34
    public static void main(String... args) throws Exception {
35
        new T4884240().run();
36
    }
37

38
    public void run() throws Exception {
39
        StringWriter sw = new StringWriter();
40
        PrintWriter pw = new PrintWriter(sw);
41
        String[] args = { "-sysinfo", "java.lang.Object" };
42
        int rc = com.sun.tools.javap.Main.run(args, pw);
43
        if (rc != 0)
44
            throw new Exception("unexpected return code: " + rc);
45
        pw.close();
46
        String[] lines = sw.toString().split("\n");
47
        if (lines.length < 3
48
            || !lines[0].trim().startsWith("Classfile")
49
            || !lines[1].trim().startsWith("Last modified")
50
            || !lines[2].trim().startsWith("SHA-256")) {
51
            System.out.println(sw);
52
            throw new Exception("unexpected output");
53
        }
54
    }
55
}
56