Java ByteBuffer Put put3ByteInt(ByteBuffer buffer, int val)

Description

Put an integer into the given buffer at the given offset as a 3-byte integer.

License

Open Source License

Parameter

Parameter	Description
buffer	buffer into which to insert the int
val	Int to convert

Declaration

public static void put3ByteInt(ByteBuffer buffer, int val) 

Method Source Code

//package com.java2s;
/*/*  www . j  av a  2 s .  co m*/
Copyright (c) 2005 Health Market Science, Inc.
    
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
    
This library 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
Lesser General Public License for more details.
    
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
USA
    
You can contact Health Market Science at info@healthmarketscience.com
or at the following address:
    
Health Market Science
2700 Horizon Drive
Suite 200
King of Prussia, PA 19406
*/

import java.nio.ByteBuffer;
import java.nio.ByteOrder;

public class Main {
    /**
     * Put an integer into the given buffer at the given offset as a 3-byte
     * integer.
     * @param buffer buffer into which to insert the int
     * @param val Int to convert
     */
    public static void put3ByteInt(ByteBuffer buffer, int val) {
        put3ByteInt(buffer, val, buffer.order());
    }

    /**
     * Put an integer into the given buffer at the given offset as a 3-byte
     * integer.
     * @param buffer buffer into which to insert the int
     * @param val Int to convert
     * @param order  the order to insert the bytes of the int
     */
    public static void put3ByteInt(ByteBuffer buffer, int val, ByteOrder order) {
        int pos = buffer.position();
        put3ByteInt(buffer, val, pos, order);
        buffer.position(pos + 3);
    }

    /**
     * Put an integer into the given buffer at the given offset as a 3-byte
     * integer.
     * @param buffer buffer into which to insert the int
     * @param val Int to convert
     * @param offset offset at which to insert the int
     * @param order  the order to insert the bytes of the int
     */
    public static void put3ByteInt(ByteBuffer buffer, int val, int offset, ByteOrder order) {

        int offInc = 1;
        if (order == ByteOrder.BIG_ENDIAN) {
            offInc = -1;
            offset += 2;
        }

        buffer.put(offset, (byte) (val & 0xFF));
        buffer.put(offset + (1 * offInc), (byte) ((val >>> 8) & 0xFF));
        buffer.put(offset + (2 * offInc), (byte) ((val >>> 16) & 0xFF));
    }
}

Related

1. put(ByteBuffer bbuf, byte[] post)
2. put(ByteBuffer buf, String s, String charsetName)
3. put(ByteBuffer dst, ByteBuffer src, int transferLimit)
4. put(ByteBuffer from, ByteBuffer to)
5. put(ByteBuffer src, ByteBuffer dst)
6. putAscii(ByteBuffer bytes, String value)
7. putAsMuchAsPossible(ByteBuffer dest, ByteBuffer src)
8. putBoolean(ByteBuffer bb, boolean value)
9. putByte(ByteBuffer byteBuffer, int value)