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test/jdk/sun/security/mscapi/PrngSerialize.java
49 строк
2 KB
Weijun Wang
8210476: sun/security/mscapi/PrngSlow.java fails with Still too slow
03 дек 2018, 18:58
03 дек 2018, 18:58
3254283
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/* * Copyright (c) 2018, 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 * @bug 8210476 * @requires os.family == "windows" * @summary MSCAPI's PRNG should support serialization * @library /test/lib * @run main PrngSerialize */ import jdk.test.lib.util.SerializationUtils; import java.security.SecureRandom; public class PrngSerialize { public static void main(String[] args) throws Exception { SecureRandom sr = SecureRandom.getInstance("Windows-PRNG", "SunMSCAPI"); sr = (SecureRandom) SerializationUtils.deserialize(SerializationUtils.serialize(sr)); // This line is likely to release the context in the original sr. System.gc(); // Make sure the new object is still useable. sr.nextInt(); } }