--- /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/ThreadLocal03.java 2017-02-15 17:04:42.795619932 -0800 @@ -0,0 +1,83 @@ +/* + * Copyright (c) 2009, 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; + +/* + */ +public class ThreadLocal03 extends JTTTest { + + static final ThreadLocal local = new ThreadLocal<>(); + + public static int test(int i) { + int sum = 0; + for (int j = 0; j < i; j++) { + TThread t = new TThread(); + t.input = 10 + j; + t.run(); + try { + t.join(); + } catch (InterruptedException e) { + return -1; + } + sum += t.output; + } + return sum; + } + + private static class TThread extends Thread { + + int input; + int output; + + @Override + public void run() { + local.set(input + 5); + output = local.get(); + } + } + + @Test + public void run0() throws Throwable { + runTest("test", 0); + } + + @Test + public void run1() throws Throwable { + runTest("test", 1); + } + + @Test + public void run2() throws Throwable { + runTest("test", 2); + } + + @Test + public void run3() throws Throwable { + runTest("test", 3); + } + +}