/* * Copyright (c) 2021, 2023, 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 id=default * @summary Verifies JVMTI hadles pinned virtual threads correctly. * @compile PinnedTaskTest.java * @run main/othervm/native -agentlib:PinnedTaskTest PinnedTaskTest */ /* * @test id=no-vmcontinuations * @requires vm.continuations * @compile PinnedTaskTest.java * @run main/othervm/native -agentlib:PinnedTaskTest -XX:+UnlockExperimentalVMOptions -XX:-VMContinuations PinnedTaskTest */ import java.util.concurrent.atomic.AtomicBoolean; public class PinnedTaskTest { static { final String AGENT_LIB = "PinnedTaskTest"; try { System.loadLibrary(AGENT_LIB); } catch (UnsatisfiedLinkError ule) { System.err.println("Failed to load " + AGENT_LIB + " lib"); System.err.println("java.library.path: " + System.getProperty("java.library.path")); throw ule; } } public static void main(String[] args) throws Exception { Thread.startVirtualThread(() -> { Object lock = new Object(); synchronized (lock) { Thread.yield(); } }).join(); } }