78 lines
2.7 KiB
Java
78 lines
2.7 KiB
Java
/*
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* Copyright (c) 2016 Google Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8156584
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* @modules java.base/sun.security.x509
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* @summary AlgorithmId.get initialization thread safety
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* @run main/othervm OidTableInit
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*/
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import java.util.ArrayList;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.Future;
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import sun.security.x509.AlgorithmId;
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public class OidTableInit {
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public static void main(String[] args) throws Throwable {
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final String[] algorithmNames = {
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"PBKDF2WITHHMACSHA1",
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"PBEWITHMD5ANDDES",
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"DSA",
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"SHA384WITHRSA",
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"RSA",
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"SHA1WITHDSA",
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"SHA512WITHRSA",
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"MD2WITHRSA",
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"PBEWITHSHA1ANDDESEDE",
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"SHA1WITHRSA",
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"DIFFIEHELLMAN",
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"MD5WITHRSA",
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"PBEWITHSHA1ANDRC2_40",
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"SHA256WITHRSA",
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};
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final int THREADS = 2;
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final ExecutorService pool = Executors.newFixedThreadPool(THREADS);
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final CountDownLatch startingGate = new CountDownLatch(THREADS);
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final Runnable r = new Runnable() { public void run() {
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startingGate.countDown();
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do {} while (startingGate.getCount() > 0);
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try {
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for (String algorithmName : algorithmNames)
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AlgorithmId.get(algorithmName);
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} catch (Throwable fail) {
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throw new AssertionError(fail);
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}
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}};
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final ArrayList<Future<?>> futures = new ArrayList<>();
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for (int i = 0; i < THREADS; i++)
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futures.add(pool.submit(r));
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pool.shutdown();
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for (Future<?> future : futures) future.get();
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}
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}
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