| /* |
| * Copyright (c) 2018, 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. |
| */ |
| |
| |
| /** |
| * @test |
| * @bug 8153629 |
| * @summary Need to cover JVMTI's GetOwnedMonitorStackDepthInfo function |
| * @compile GetOwnedMonitorStackDepthInfoTest.java |
| * @run main/othervm/native -agentlib:GetOwnedMonitorStackDepthInfoTest GetOwnedMonitorStackDepthInfoTest |
| */ |
| |
| |
| public class GetOwnedMonitorStackDepthInfoTest { |
| |
| static { |
| try { |
| System.loadLibrary("GetOwnedMonitorStackDepthInfoTest"); |
| } catch (UnsatisfiedLinkError ule) { |
| System.err.println("Could not load GetOwnedMonitorStackDepthInfoTest library"); |
| System.err.println("java.library.path: " |
| + System.getProperty("java.library.path")); |
| throw ule; |
| } |
| } |
| |
| private static native int verifyOwnedMonitors(); |
| |
| private static volatile int results = -1; |
| |
| |
| public static void main(String[] args) throws Exception { |
| |
| new GetOwnedMonitorStackDepthInfoTest().runTest(); |
| |
| } |
| |
| public void runTest() throws Exception { |
| final Object lock1 = new Lock1(); |
| Thread t1 = new Thread(() -> { |
| synchronized (lock1) { |
| System.out.println("Thread in sync section 1: " |
| + Thread.currentThread().getName()); |
| test1(); |
| } |
| }); |
| |
| t1.start(); |
| t1.join(); |
| |
| if (results != 0) { |
| throw new RuntimeException("FAILED status returned from the agent"); |
| } |
| |
| } |
| |
| private synchronized void test1() { |
| test2(); |
| } |
| |
| private void test2() { |
| Object lock2 = new Lock2(); |
| synchronized (lock2) { |
| System.out.println("Thread in sync section 2: " |
| + Thread.currentThread().getName()); |
| results = verifyOwnedMonitors(); |
| } |
| |
| } |
| |
| private static class Lock1 { |
| |
| } |
| |
| private static class Lock2 { |
| |
| } |
| } |
| |