author | bpb |
Fri, 24 Jul 2015 11:52:30 -0700 | |
changeset 31873 | 87b015c2cd36 |
parent 31723 | 2e16a59cc5cb |
child 37913 | 3cc95b690353 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2001, 2015, 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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/* @test |
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* @bug 8065570 |
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* @summary Unit test for X-Buffer.order methods |
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*/ |
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import java.nio.*; |
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public class Order { |
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static final ByteOrder be = ByteOrder.BIG_ENDIAN; |
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static final ByteOrder le = ByteOrder.LITTLE_ENDIAN; |
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static final ByteOrder nord = ByteOrder.nativeOrder(); |
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protected static final int LENGTH = 16; |
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static void ck(ByteOrder ord, ByteOrder expected) { |
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if (ord != expected) |
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throw new RuntimeException("Got " + ord |
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+ ", expected " + expected); |
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} |
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static void ckViews(ByteBuffer bb, ByteOrder ord) { |
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ck(bb.asCharBuffer().order(), bb.order()); |
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ck(bb.asIntBuffer().order(), bb.order()); |
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ck(bb.asLongBuffer().order(), bb.order()); |
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ck(bb.asFloatBuffer().order(), bb.order()); |
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ck(bb.asDoubleBuffer().order(), bb.order()); |
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} |
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static void ckByteBuffer(ByteBuffer bb) { |
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ckViews(bb, bb.order()); |
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bb.order(be); |
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ckViews(bb, be); |
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bb.order(le); |
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ckViews(bb, le); |
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if (bb.hasArray()) { |
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byte[] array = bb.array(); |
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ck(ByteBuffer.wrap(array, LENGTH/2, LENGTH/2).order(), be); |
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ck(ByteBuffer.wrap(array).order(), be); |
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ck(bb.asReadOnlyBuffer().order(), be); |
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ck(bb.duplicate().order(), be); |
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ck(bb.slice().order(), be); |
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} |
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} |
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public static void main(String args[]) throws Exception { |
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ck(ByteBuffer.allocate(LENGTH).order(), be); |
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ck(ByteBuffer.allocateDirect(LENGTH).order(), be); |
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ck(ByteBuffer.allocate(LENGTH).order(be).order(), be); |
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ck(ByteBuffer.allocate(LENGTH).order(le).order(), le); |
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ckByteBuffer(ByteBuffer.allocate(LENGTH)); |
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ckByteBuffer(ByteBuffer.allocateDirect(LENGTH)); |
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OrderChar.ckCharBuffer(); |
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OrderShort.ckShortBuffer(); |
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OrderInt.ckIntBuffer(); |
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OrderLong.ckLongBuffer(); |
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OrderFloat.ckFloatBuffer(); |
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OrderDouble.ckDoubleBuffer(); |
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} |
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} |