0N/A/*
2362N/A * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
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0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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0N/A */
0N/A
0N/A/*
0N/A * @test
0N/A * @bug 6267833
0N/A * @summary Tests for invokeAny, invokeAll
0N/A * @author Martin Buchholz
0N/A */
0N/A
0N/Aimport java.util.*;
0N/Aimport java.util.concurrent.*;
0N/Aimport java.util.concurrent.atomic.*;
0N/A
0N/Apublic class Invoke {
0N/A static volatile int passed = 0, failed = 0;
0N/A
0N/A static void fail(String msg) {
0N/A failed++;
0N/A new AssertionError(msg).printStackTrace();
0N/A }
0N/A
0N/A static void pass() {
0N/A passed++;
0N/A }
0N/A
0N/A static void unexpected(Throwable t) {
0N/A failed++;
0N/A t.printStackTrace();
0N/A }
0N/A
0N/A static void check(boolean condition, String msg) {
0N/A if (condition) pass(); else fail(msg);
0N/A }
0N/A
0N/A static void check(boolean condition) {
0N/A check(condition, "Assertion failure");
0N/A }
0N/A
0N/A public static void main(String[] args) {
0N/A try {
0N/A final AtomicLong count = new AtomicLong(0);
0N/A ExecutorService fixed = Executors.newFixedThreadPool(5);
0N/A class Inc implements Callable<Long> {
0N/A public Long call() throws Exception {
0N/A Thread.sleep(200); // Catch IE from possible cancel
0N/A return count.incrementAndGet();
0N/A }
0N/A }
0N/A List<Inc> tasks = Arrays.asList(new Inc(), new Inc(), new Inc());
0N/A List<Future<Long>> futures = fixed.invokeAll(tasks);
0N/A check(futures.size() == tasks.size());
0N/A check(count.get() == tasks.size());
0N/A
0N/A long gauss = 0;
0N/A for (Future<Long> future : futures) gauss += future.get();
0N/A check(gauss == ((tasks.size()+1)*tasks.size())/2);
0N/A
0N/A ExecutorService single = Executors.newSingleThreadExecutor();
0N/A long save = count.get();
0N/A check(single.invokeAny(tasks) == save + 1);
0N/A check(count.get() == save + 1);
0N/A
0N/A fixed.shutdown();
0N/A single.shutdown();
0N/A
0N/A } catch (Throwable t) { unexpected(t); }
0N/A
0N/A System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
0N/A if (failed > 0) throw new Error("Some tests failed");
0N/A }
0N/A}