Package com.castlabs.utils

Class HashUtils

java.lang.Object

com.castlabs.utils.HashUtils

public class HashUtils
extends Object

Utility hash functions

Constructor Summary

Constructors

Constructor	Description
HashUtils()

Method Summary

Modifier and Type	Method	Description
static byte[]	decodeHex(char[] data)	Converts an array of character bytes representing hexadecimal values into an array of bytes of those same values.
static String	md5(String source)	Takes a string and returns the HEX representation of the MD5 sum for the given string.

Methods inherited from class java.lang.Object

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

Constructor Detail

HashUtils

public HashUtils()

Method Detail

md5

public static String md5(String source)

Takes a string and returns the HEX representation of the MD5 sum for the given string.

Parameters:

source - the string

Returns:

md5 hex string

decodeHex

public static byte[] decodeHex(char[] data)

Converts an array of character bytes representing hexadecimal values into an array of bytes of those same values. The returned array will be half the length of the passed array, as it takes two characters to represent any given byte. An exception is thrown if the passed char array has an odd number of elements.

Parameters:

data - array of input data containing hex characters

Returns:

byte array containing teh binary data decoded from the given input data