me.edwards.des.util
Class ByteUtil

java.lang.Object
  me.edwards.des.util.ByteUtil

public class ByteUtil
extends java.lang.Object

Utility class for converting Java data structures and primitives into byte arrays, or hexadecimal Strings, or vice-versa.

Created on: Oct 17, 2015 at 9:21:05 AM

Author:

Matthew Edwards

Constructor Summary

ByteUtil()

Method Summary

static java.lang.String	bytesToHex(byte[] bytes) Converts a byte array into a hexadecimal String
static int	bytesToInt(byte[] bytes) Converts a byte array into an integer
static byte[]	hexToBytes(java.lang.String hex) Converts a hexadecimal String into a byte array
static byte[]	intToBytes(int i) Converts an integer into a byte array
static byte[]	longToBytes(long l) Converts a long integer into a byte array

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteUtil

public ByteUtil()

Method Detail

intToBytes

public static byte[] intToBytes(int i)

Converts an integer into a byte array

Parameters:

i - Integer to convert

Returns:

Byte array representing the integer

bytesToInt

public static int bytesToInt(byte[] bytes)

Converts a byte array into an integer

Parameters:

bytes - Byte array to convert

Returns:

Integer representing the byte array

longToBytes

public static byte[] longToBytes(long l)

Converts a long integer into a byte array

Parameters:

l - Long integer to convert

Returns:

Byte array representing the long integer

hexToBytes

public static byte[] hexToBytes(java.lang.String hex)

Converts a hexadecimal String into a byte array

Parameters:

hex - Hex String to convert

Returns:

Byte array representing the hexadecimal String

bytesToHex

public static java.lang.String bytesToHex(byte[] bytes)

Converts a byte array into a hexadecimal String

Parameters:

bytes - Byte array to convert

Returns:

A hexadecimal String representing the byte array