1 /*
 2  * Copyright (c) 2018, 2024, 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 package runtime.valhalla.inlinetypes;
25 
26 /* @test
27  * @summary test JNI functions with inline types
28  * @enablePreview
29  * @run main/othervm/native runtime.valhalla.inlinetypes.InlineWithJni
30  */
31 public value class InlineWithJni {
32 
33     static {
34         System.loadLibrary("InlineWithJni");
35     }
36 
37     public static void main(String[] args) {
38         testJniMonitorOps();
39     }
40 
41     final int x;
42 
43     public InlineWithJni(int x) {
44         this.x = x;
45     }
46 
47     public native void doJniMonitorEnter();
48     public native void doJniMonitorExit();
49 
50     public static void testJniMonitorOps() {
51         boolean sawImse = false;
52         try {
53             new InlineWithJni(0).doJniMonitorEnter();
54         } catch (Throwable t) {
55             sawImse = checkImse(t);
56         }
57         if (!sawImse) {
58             throw new RuntimeException("JNI MonitorEnter did not fail");
59         }
60         sawImse = false;
61         try {
62             new InlineWithJni(0).doJniMonitorExit();
63         } catch (Throwable t) {
64             sawImse = checkImse(t);
65         }
66         if (!sawImse) {
67             throw new RuntimeException("JNI MonitorExit did not fail");
68         }
69     }
70 
71     static boolean checkImse(Throwable t) {
72         if (t instanceof IllegalMonitorStateException) {
73             return true;
74         }
75         throw new RuntimeException(t);
76     }
77 }