org.ldaptive.io

Class Hex

java.lang.Object

org.ldaptive.io.Hex

public final class Hex
extends Object

Utility for hexidecimal encoding and decoding.

Author:

Middleware Services

Method Summary

Modifier and Type	Method and Description
static byte[]	decode(char[] value) This will convert the supplied value from a hex encoded string.
protected static int	decode(char[] hex, int i) Decodes the supplied character to it's corresponding nibble.
static char[]	encode(byte[] value) This will convert the supplied value to a hex encoded string.

Methods inherited from class java.lang.Object

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

Method Detail

encode

public static char[] encode(byte[] value)

This will convert the supplied value to a hex encoded string. Returns null if the supplied value is null.

Parameters:

value - to hex encode

Returns:

hex encoded value

decode

public static byte[] decode(char[] value)

This will convert the supplied value from a hex encoded string. Returns null if the supplied value is null.

Parameters:

value - to hex decode

Returns:

hex decoded value

Throws:

IllegalArgumentException - if value is not valid hexidecimal

decode

protected static int decode(char[] hex,
                            int i)

Decodes the supplied character to it's corresponding nibble.

Parameters:

hex - to read character from

i - index of hex to read

Returns:

0-15 integer

Throws:

IllegalArgumentException - if the character is not valid hex