Quelle CopyDirectByteMemory.java Sprache: JAVA

/*
* Copyright (c) 2002, 2007, 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.
*/

// -- This file was mechanically generated: Do not edit! -- //

import java.nio.*;

public class CopyDirectByteMemory
    extends CopyDirectMemory
{
    private static void init(ByteBuffer b) {
        int n = b.capacity();
        b.clear();
        for (int i = 0; i < n; i++)
            b.put(i, (byte)ic(i));
        b.limit(n);
        b.position(0);
    }

    private static void init(byte [] a) {
        for (int i = 0; i < a.length; i++)
            a[i] = (byte)ic(i + 1);
    }

    public static void test() {

        ByteBuffer b = ByteBuffer.allocateDirect(1024 * 1024 + 1024);

        init(b);
        byte [] a = new byte[b.capacity()];
        init(a);

        // copyFromByteArray (a -> b)
        b.put(a);
        for (int i = 0; i < a.length; i++)
            ck(b, b.get(i), (byte)ic(i + 1));

        // copyToByteArray (b -> a)
        init(b);
        init(a);
        b.get(a);
        for (int i = 0; i < a.length; i++)
            if (a[i] != b.get(i))
                fail("Copy failed at " + i + ": '"
                     + a[i] + "' != '" + b.get(i) + "'");
    }
}

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