| /* |
| * Copyright (c) 2015, 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 |
| * @summary Basic test for Thread(ThreadGroup,Runnable,String,long,boolean) |
| */ |
| |
| public class ITLConstructor { |
| static InheritableThreadLocal<Integer> n = new InheritableThreadLocal<>() { |
| protected Integer initialValue() { |
| return 0; |
| } |
| |
| protected Integer childValue(Integer parentValue) { |
| return parentValue + 1; |
| } |
| }; |
| |
| static final int CHILD_THREAD_COUNT = 10; |
| |
| public static void main(String args[]) throws Exception { |
| test(true); |
| test(false); |
| } |
| |
| static void test(boolean inherit) throws Exception { |
| // concurrent access to separate indexes is ok |
| int[] x = new int[CHILD_THREAD_COUNT]; |
| Thread child = new Thread(Thread.currentThread().getThreadGroup(), |
| new AnotherRunnable(0, x, inherit), |
| "ITLConstructor-thread-"+(0), |
| 0, |
| inherit); |
| child.start(); |
| child.join(); // waits for *all* threads to complete |
| |
| // Check results |
| for(int i=0; i<CHILD_THREAD_COUNT; i++) { |
| int expectedValue = 1; |
| if (inherit) |
| expectedValue = i+1; |
| |
| if (x[i] != expectedValue) |
| throw (new Exception("Got x[" + i + "] = " + x[i] |
| + ", expected: " + expectedValue)); |
| } |
| } |
| |
| static class AnotherRunnable implements Runnable { |
| final int threadId; |
| final int[] x; |
| final boolean inherit; |
| AnotherRunnable(int threadId, int[] x, boolean inherit) { |
| this.threadId = threadId; |
| this.x = x; |
| this.inherit = inherit; |
| } |
| |
| public void run() { |
| int itlValue = n.get(); |
| |
| if (threadId < CHILD_THREAD_COUNT-1) { |
| Thread child = new Thread(Thread.currentThread().getThreadGroup(), |
| new AnotherRunnable(threadId+1, x, inherit), |
| "ITLConstructor-thread-" + (threadId+1), |
| 0, |
| inherit); |
| child.start(); |
| try { |
| child.join(); |
| } catch(InterruptedException e) { |
| throw(new RuntimeException("Interrupted", e)); |
| } |
| } |
| |
| x[threadId] = itlValue+1; |
| } |
| } |
| } |