nio/Buffer/Order.java

0N/A/*
2362N/A * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A/* @test
0N/A * @summary Unit test for X-Buffer.order methods
0N/A */
0N/A
0N/Aimport java.io.*;
0N/Aimport java.nio.*;
0N/A
0N/A
0N/Apublic class Order {
0N/A
0N/A    static final ByteOrder be = ByteOrder.BIG_ENDIAN;
0N/A    static final ByteOrder le = ByteOrder.LITTLE_ENDIAN;
0N/A    static final ByteOrder nord = ByteOrder.nativeOrder();
0N/A
0N/A    static void ck(ByteOrder ord, ByteOrder expected) {
0N/A        if (ord != expected)
0N/A            throw new RuntimeException("Got " + ord
0N/A                                       + ", expected " + expected);
0N/A    }
0N/A
0N/A    static void ckViews(ByteBuffer bb, ByteOrder ord) {
0N/A        ck(bb.asCharBuffer().order(), bb.order());
0N/A        ck(bb.asIntBuffer().order(), bb.order());
0N/A        ck(bb.asLongBuffer().order(), bb.order());
0N/A        ck(bb.asFloatBuffer().order(), bb.order());
0N/A        ck(bb.asDoubleBuffer().order(), bb.order());
0N/A    }
0N/A
0N/A    static void ckByteBuffer(ByteBuffer bb) {
0N/A        ckViews(bb, bb.order());
0N/A        bb.order(be);
0N/A        ckViews(bb, be);
0N/A        bb.order(le);
0N/A        ckViews(bb, le);
0N/A    }
0N/A
0N/A    public static void main(String args[]) throws Exception {
0N/A
0N/A        ck(ByteBuffer.allocate(10).order(), be);
0N/A        ck(ByteBuffer.allocateDirect(10).order(), be);
0N/A        ck(ByteBuffer.allocate(10).order(be).order(), be);
0N/A        ck(ByteBuffer.allocate(10).order(le).order(), le);
0N/A
0N/A        ckByteBuffer(ByteBuffer.allocate(10));
0N/A        ckByteBuffer(ByteBuffer.allocateDirect(10));
0N/A
0N/A    }
0N/A
0N/A}