Examples of java.nio.ByteOrder

java.nio.ByteOrder
A typesafe enumeration for byte orders. @author Mark Reinhold @author JSR-51 Expert Group @version 1.14, 05/11/17 @since 1.4

            return this;
        }


        // Shrink and compact:
        //// Save the state.
        ByteOrder bo = order();


        //// Reallocate.
        ByteBuffer oldBuf = buf();
        ByteBuffer newBuf = 
            allocator.allocateNioBuffer(newCapacity, isDirect());

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                return this;
            }


            // Shrink and compact:
            //// Save the state.
            ByteOrder bo = order();


            //// Sanity check.
            if (remaining > newCapacity) {
                throw new IllegalStateException(
                        "The amount of the remaining bytes is greater than " +

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        if (width <= 0 || height <= 0)
            throw new IOException("Invalid size specified in PFM file");
        
        String scaleStr = readString(in);
        float scale = Float.parseFloat(scaleStr);
        ByteOrder order = scale < 0 ? ByteOrder.LITTLE_ENDIAN : ByteOrder.BIG_ENDIAN;
        boolean needEndienFlip = order != ByteOrder.nativeOrder();


        // make sure all unneccessary stuff gets deleted from heap
        // before allocating large amount of memory
        System.gc();

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        case 1:
            return copiedBuffer(buffers[0]);
        }


        // Merge the specified buffers into one buffer.
        ByteOrder order = null;
        int length = 0;
        for (ByteBuf b: buffers) {
            int bLen = b.readableBytes();
            if (bLen <= 0) {
                continue;
            }
            if (Integer.MAX_VALUE - length < bLen) {
                throw new IllegalArgumentException(
                        "The total length of the specified buffers is too big.");
            }
            length += bLen;
            if (order != null) {
                if (!order.equals(b.order())) {
                    throw new IllegalArgumentException("inconsistent byte order");
                }
            } else {
                order = b.order();
            }

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        case 1:
            return copiedBuffer(buffers[0]);
        }


        // Merge the specified buffers into one buffer.
        ByteOrder order = null;
        int length = 0;
        for (ByteBuffer b: buffers) {
            int bLen = b.remaining();
            if (bLen <= 0) {
                continue;
            }
            if (Integer.MAX_VALUE - length < bLen) {
                throw new IllegalArgumentException(
                        "The total length of the specified buffers is too big.");
            }
            length += bLen;
            if (order != null) {
                if (!order.equals(b.order())) {
                    throw new IllegalArgumentException("inconsistent byte order");
                }
            } else {
                order = b.order();
            }

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     * on the specified {@code buffer}.  The new buffer has the same
     * {@code readerIndex} and {@code writerIndex} with the specified
     * {@code buffer}.
     */
    public static ByteBuf unmodifiableBuffer(ByteBuf buffer) {
        ByteOrder endianness = buffer.order();
        if (endianness == BIG_ENDIAN) {
            return new ReadOnlyByteBuf(buffer);
        }


        return new ReadOnlyByteBuf(buffer.order(BIG_ENDIAN)).order(LITTLE_ENDIAN);

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    public CompositeChannelBuffer(ChannelBuffer... buffers) {
        if (buffers.length == 0) {
            throw new IllegalArgumentException("buffers should not be empty.");
        }


        ByteOrder expectedEndianness = null;
        for (ChannelBuffer buffer : buffers) {
            if (buffer.capacity() != 0) {
                expectedEndianness = buffer.order();
            }
        }

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            if (swapNeeded) {
                numTargetLists = Swapper.swap(numTargetLists);
            }


            long[][] table = new long[numTargetLists][];
            ByteOrder byteOrder = ByteOrder.nativeOrder();
            if (swapNeeded) {
                byteOrder = (byteOrder == ByteOrder.LITTLE_ENDIAN) ?
                    ByteOrder.BIG_ENDIAN : ByteOrder.LITTLE_ENDIAN;
            }

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     *
     * @return int - the magic number
     */
    public int getMagic() {
        // the magic number is always stored in big-endian format
        ByteOrder order = byteBuffer.order();
        byteBuffer.order(ByteOrder.BIG_ENDIAN);


        // get the magic number
        byteBuffer.position(PERFDATA_PROLOG_MAGIC_OFFSET);
        int magic = byteBuffer.getInt();

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     * @return int - the magic number
     */
    public static int getMagic(ByteBuffer bb) {
        // save buffer state
        int position = bb.position();
        ByteOrder order = bb.order();


        // the magic number is always stored in big-endian format
        bb.order(ByteOrder.BIG_ENDIAN);
        bb.position(PERFDATA_PROLOG_MAGIC_OFFSET);
        int magic = bb.getInt();

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