97 lines
3.5 KiB
Java
97 lines
3.5 KiB
Java
/*
|
|
* Copyright (c) 2001, 2016, 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 8065570
|
|
* @summary Unit test for X-Buffer.order methods
|
|
*/
|
|
|
|
import java.nio.*;
|
|
|
|
|
|
public class Order {
|
|
|
|
static final ByteOrder be = ByteOrder.BIG_ENDIAN;
|
|
static final ByteOrder le = ByteOrder.LITTLE_ENDIAN;
|
|
static final ByteOrder nord = ByteOrder.nativeOrder();
|
|
|
|
protected static final int LENGTH = 16;
|
|
|
|
static void ck(ByteOrder ord, ByteOrder expected) {
|
|
if (ord != expected)
|
|
throw new RuntimeException("Got " + ord + ", expected " + expected);
|
|
}
|
|
|
|
private static void ckViews(ByteBuffer bb) {
|
|
ck(bb.asCharBuffer().order(), bb.order());
|
|
ck(bb.asShortBuffer().order(), bb.order());
|
|
ck(bb.asIntBuffer().order(), bb.order());
|
|
ck(bb.asLongBuffer().order(), bb.order());
|
|
ck(bb.asFloatBuffer().order(), bb.order());
|
|
ck(bb.asDoubleBuffer().order(), bb.order());
|
|
}
|
|
|
|
private static void ckCopyViews(ByteBuffer bb) {
|
|
ck(bb.asReadOnlyBuffer().order(), be);
|
|
ck(bb.duplicate().order(), be);
|
|
ck(bb.slice().order(), be);
|
|
}
|
|
|
|
private static void ckByteBuffer(ByteBuffer bb) {
|
|
ckViews(bb);
|
|
ckCopyViews(bb);
|
|
bb.order(be);
|
|
ckViews(bb);
|
|
ckCopyViews(bb);
|
|
bb.order(le);
|
|
ckViews(bb);
|
|
ckCopyViews(bb);
|
|
}
|
|
|
|
public static void main(String args[]) throws Exception {
|
|
|
|
ck(ByteBuffer.wrap(new byte[LENGTH], LENGTH/2, LENGTH/2).order(), be);
|
|
ck(ByteBuffer.wrap(new byte[LENGTH]).order(), be);
|
|
ck(ByteBuffer.wrap(new byte[LENGTH], LENGTH/2, LENGTH/2).order(be).order(), be);
|
|
ck(ByteBuffer.wrap(new byte[LENGTH]).order(be).order(), be);
|
|
ck(ByteBuffer.wrap(new byte[LENGTH], LENGTH/2, LENGTH/2).order(le).order(), le);
|
|
ck(ByteBuffer.wrap(new byte[LENGTH]).order(le).order(), le);
|
|
ck(ByteBuffer.allocate(LENGTH).order(), be);
|
|
ck(ByteBuffer.allocateDirect(LENGTH).order(), be);
|
|
ck(ByteBuffer.allocate(LENGTH).order(be).order(), be);
|
|
ck(ByteBuffer.allocate(LENGTH).order(le).order(), le);
|
|
ck(ByteBuffer.allocateDirect(LENGTH).order(be).order(), be);
|
|
ck(ByteBuffer.allocateDirect(LENGTH).order(le).order(), le);
|
|
|
|
ckByteBuffer(ByteBuffer.allocate(LENGTH));
|
|
ckByteBuffer(ByteBuffer.allocateDirect(LENGTH));
|
|
|
|
OrderChar.ckCharBuffer();
|
|
OrderShort.ckShortBuffer();
|
|
OrderInt.ckIntBuffer();
|
|
OrderLong.ckLongBuffer();
|
|
OrderFloat.ckFloatBuffer();
|
|
OrderDouble.ckDoubleBuffer();
|
|
}
|
|
}
|