test/runtime/jni/CallWithJNIWeak/CallWithJNIWeak.java

changeset 9671
e86bc9786d83
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9669:32bc598624bd 9671:e86bc9786d83
1 /*
2 * Copyright (c) 2017, 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 public class CallWithJNIWeak {
25 static {
26 System.loadLibrary("CallWithJNIWeak");
27 }
28
29 private static native void testJNIFieldAccessors(CallWithJNIWeak o);
30
31 // The field initializations must be kept in sync with the JNI code
32 // which reads verifies the values of these fields.
33 private int i = 1;
34 private long j = 2;
35 private boolean z = true;
36 private char c = 'a';
37 private short s = 3;
38 private float f = 1.0f;
39 private double d = 2.0;
40 private Object l;
41
42 private CallWithJNIWeak() {
43 this.l = this;
44 }
45
46 private native void weakReceiverTest0();
47 private void weakReceiverTest() {
48 weakReceiverTest0();
49 }
50
51 private synchronized void synchonizedWeakReceiverTest() {
52 this.notifyAll();
53 }
54
55 private static native void runTests(CallWithJNIWeak o);
56
57 public static void main(String[] args) {
58 CallWithJNIWeak w = new CallWithJNIWeak();
59 for (int i = 0; i < 20000; i++) {
60 runTests(w);
61 }
62 }
63 }

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