1 /* 2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.jtt.threads; 24 25 import org.junit.Test; 26 27 import org.graalvm.compiler.jtt.JTTTest; 28 29 /* 30 */ 31 public class ThreadLocal03 extends JTTTest { 32 33 static final ThreadLocal<Integer> local = new ThreadLocal<>(); 34 35 public static int test(int i) { 36 int sum = 0; 37 for (int j = 0; j < i; j++) { 38 TThread t = new TThread(); 39 t.input = 10 + j; 40 t.run(); 41 try { 42 t.join(); 43 } catch (InterruptedException e) { 44 return -1; 45 } 46 sum += t.output; 47 } 48 return sum; 49 } 50 51 private static class TThread extends Thread { 52 53 int input; 54 int output; 55 56 @Override 57 public void run() { 58 local.set(input + 5); 59 output = local.get(); 60 } 61 } 62 63 @Test 64 public void run0() throws Throwable { 65 runTest("test", 0); 66 } 67 68 @Test 69 public void run1() throws Throwable { 70 runTest("test", 1); 71 } 72 73 @Test 74 public void run2() throws Throwable { 75 runTest("test", 2); 76 } 77 78 @Test 79 public void run3() throws Throwable { 80 runTest("test", 3); 81 } 82 83 }