com.cloudhopper.commons.util

Class ByteArrayUtil

java.lang.Object

com.cloudhopper.commons.util.ByteArrayUtil

public class ByteArrayUtil
extends Object

Utility class for working with byte arrays such as converting between byte arrays and numbers.

Author:

joelauer (twitter: @jjlauer or http://twitter.com/jjlauer)

Constructor Summary

Constructors

Constructor and Description
ByteArrayUtil()

Method Summary

Methods

Modifier and Type	Method and Description
protected static void	checkBytes(byte[] bytes, int offset, int length, int expectedLength)
protected static void	checkBytesNotNull(byte[] bytes)
static byte	toByte(byte[] bytes)
static byte	toByte(byte[] bytes, int offset, int length)
static byte[]	toByteArray(byte value)
static byte[]	toByteArray(int value)
static byte[]	toByteArray(long value)
static byte[]	toByteArray(short value)
static int	toInt(byte[] bytes)
static int	toInt(byte[] bytes, int offset, int length)
static long	toLong(byte[] bytes)
static long	toLong(byte[] bytes, int offset, int length)
static short	toShort(byte[] bytes)
static short	toShort(byte[] bytes, int offset, int length)
static short	toUnsignedByte(byte[] bytes)
static short	toUnsignedByte(byte[] bytes, int offset, int length)
static long	toUnsignedInt(byte[] bytes)
static long	toUnsignedInt(byte[] bytes, int offset, int length)
static int	toUnsignedShort(byte[] bytes)
static int	toUnsignedShort(byte[] bytes, int offset, int length)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ByteArrayUtil

public ByteArrayUtil()

Method Detail

checkBytesNotNull

protected static void checkBytesNotNull(byte[] bytes)

checkBytes

protected static void checkBytes(byte[] bytes,
              int offset,
              int length,
              int expectedLength)

toByteArray

public static byte[] toByteArray(byte value)

toByteArray

public static byte[] toByteArray(short value)

toByteArray

public static byte[] toByteArray(int value)

toByteArray

public static byte[] toByteArray(long value)

toByte

public static byte toByte(byte[] bytes)

toByte

public static byte toByte(byte[] bytes,
          int offset,
          int length)

toUnsignedByte

public static short toUnsignedByte(byte[] bytes)

toUnsignedByte

public static short toUnsignedByte(byte[] bytes,
                   int offset,
                   int length)

toShort

public static short toShort(byte[] bytes)

toShort

public static short toShort(byte[] bytes,
            int offset,
            int length)

toUnsignedShort

public static int toUnsignedShort(byte[] bytes)

toUnsignedShort

public static int toUnsignedShort(byte[] bytes,
                  int offset,
                  int length)

toInt

public static int toInt(byte[] bytes)

toInt

public static int toInt(byte[] bytes,
        int offset,
        int length)

toUnsignedInt

public static long toUnsignedInt(byte[] bytes)

toUnsignedInt

public static long toUnsignedInt(byte[] bytes,
                 int offset,
                 int length)

toLong

public static long toLong(byte[] bytes)

toLong

public static long toLong(byte[] bytes,
          int offset,
          int length)