1 /*
 2  * Copyright (c) 2018, 2021, 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  * @compile -XDallowWithFieldOperator InlineWithJni.java
29  * @run main/native runtime.valhalla.inlinetypes.InlineWithJni
30  */
31 public primitive final 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     private InlineWithJni() { x = 0; }
43 
44     public native void doJniMonitorEnter();
45     public native void doJniMonitorExit();
46 
47     public static InlineWithJni createInlineWithJni(int x) {
48         InlineWithJni v = InlineWithJni.default;
49         v = __WithField(v.x, x);
50         return v;
51     }
52 
53     public static void testJniMonitorOps() {
54         boolean sawImse = false;
55         try {
56             createInlineWithJni(0).doJniMonitorEnter();
57         } catch (Throwable t) {
58             sawImse = checkImse(t);
59         }
60         if (!sawImse) {
61             throw new RuntimeException("JNI MonitorEnter did not fail");
62         }
63         sawImse = false;
64         try {
65             createInlineWithJni(0).doJniMonitorExit();
66         } catch (Throwable t) {
67             sawImse = checkImse(t);
68         }
69         if (!sawImse) {
70             throw new RuntimeException("JNI MonitorExit did not fail");
71         }
72     }
73 
74     static boolean checkImse(Throwable t) {
75         if (t instanceof IllegalMonitorStateException) {
76             return true;
77         }
78         throw new RuntimeException(t);
79     }
80 }