/* * Copyright (c) 2020 Alibaba Group Holding Limited. 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. Alibaba designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. */ /* * @test * @summary Basic test for java primitive lock(synchronized) * @requires os.family == "linux" * @run main/othervm -XX:-UseBiasedLocking -XX:+UnlockExperimentalVMOptions -XX:+EnableCoroutine -XX:+UseWispMonitor -Dcom.alibaba.wisp.transparentWispSwitch=true SynchronizedTest */ import com.alibaba.wisp.engine.WispEngine; public class SynchronizedTest { public static void main(String[] args) { SynchronizedTest s = new SynchronizedTest(); WispEngine.dispatch(s::foo); WispEngine.dispatch(s::bar); } private synchronized void foo() { try { Thread.sleep(10); } catch (InterruptedException e) { e.printStackTrace(); } } private synchronized void bar() { } }