--- /dev/null 2017-01-22 10:16:57.869617664 -0800 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.jtt/src/org/graalvm/compiler/jtt/threads/Thread_isInterrupted04.java 2017-02-15 17:04:45.693747128 -0800 @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2007, 2012, 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. + */ +package org.graalvm.compiler.jtt.threads; + +import org.junit.Test; + +import org.graalvm.compiler.jtt.JTTTest; + +/* + */ + +// Interrupted while running, do nothing, just set the flag and continue +// (thomaswue) This test will exercise deoptimization on HotSpot, because a volatile unloaded field is accessed. +// (thomaswue) The temporary result variable is needed, because in order to query the isInterrupted flag, the thread must be alive. +public class Thread_isInterrupted04 extends JTTTest { + + public static boolean test() throws InterruptedException { + final Thread1 thread = new Thread1(); + thread.start(); + while (!thread.running) { + Thread.sleep(10); + } + Thread.sleep(100); + thread.interrupt(); + boolean result = thread.isInterrupted(); + thread.setStop(true); + return result; + } + + public static class Thread1 extends java.lang.Thread { + + private volatile boolean stop = false; + public volatile boolean running = false; + public long i = 0; + + @Override + public void run() { + running = true; + while (!stop) { + i++; + } + } + + public void setStop(boolean value) { + stop = value; + } + + } + + @Test + public void run0() throws Throwable { + runTest("test"); + } + +}