test/jdk/java/nio/Buffer/CopyDirectByteMemory.java
author pli
Tue, 16 Jul 2019 00:57:00 +0000
changeset 55689 8c5c9d86e1d6
parent 47216 71c04702a3d5
permissions -rw-r--r--
8227512: [TESTBUG] Fix JTReg javac test failures with Graal Reviewed-by: mcimadamore
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/*
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 * Copyright (c) 2002, 2007, Oracle and/or its affiliates. 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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// -- This file was mechanically generated: Do not edit! -- //
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import java.nio.*;
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public class CopyDirectByteMemory
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    extends CopyDirectMemory
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{
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    private static void init(ByteBuffer b) {
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        int n = b.capacity();
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        b.clear();
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        for (int i = 0; i < n; i++)
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            b.put(i, (byte)ic(i));
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        b.limit(n);
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        b.position(0);
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    }
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    private static void init(byte [] a) {
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        for (int i = 0; i < a.length; i++)
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            a[i] = (byte)ic(i + 1);
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    }
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    public static void test() {
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        ByteBuffer b = ByteBuffer.allocateDirect(1024 * 1024 + 1024);
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        init(b);
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        byte [] a = new byte[b.capacity()];
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        init(a);
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        // copyFromByteArray (a -> b)
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        b.put(a);
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        for (int i = 0; i < a.length; i++)
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            ck(b, b.get(i), (byte)ic(i + 1));
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        // copyToByteArray (b -> a)
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        init(b);
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        init(a);
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        b.get(a);
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        for (int i = 0; i < a.length; i++)
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            if (a[i] != b.get(i))
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                fail("Copy failed at " + i + ": '"
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                     + a[i] + "' != '" + b.get(i) + "'");
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    }
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}