nl.knowledgeplaza.util
Class Base64

java.lang.Object
  nl.knowledgeplaza.util.Base64

public class Base64
extends java.lang.Object

This class contains Base64 encode and decode logic.

Version:

$Revision: 1.3 $

Author:

$Author: toeukpap $

See Also:

Method Summary

static byte[]	decode(byte[] in) Decodes a byte array from Base64 format.
static byte[]	decode(java.lang.String s) Decodes a byte array from Base64 format.
static java.lang.String	decodeString(java.lang.String s) Decodes a string from Base64 format.
static byte[]	encode(byte[] in) Encodes a byte array into Base64 format.
static byte[]	encode(byte[] in, int iLen) Encodes a byte array into Base64 format.
static java.lang.String	encodeString(java.lang.String s) Encodes a string into Base64 format.

Methods inherited from class java.lang.Object

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

Method Detail

encodeString

public static java.lang.String encodeString(java.lang.String s)

Encodes a string into Base64 format. No blanks or line breaks are inserted.

Parameters:

s - a String to be encoded.

Returns:

A String with the Base64 encoded data.

encode

public static byte[] encode(byte[] in)

Encodes a byte array into Base64 format. No blanks or line breaks are inserted.

Parameters:

in - an array containing the data bytes to be encoded.

Returns:

A character array with the Base64 encoded data.

encode

public static byte[] encode(byte[] in,
                            int iLen)

Encodes a byte array into Base64 format. No blanks or line breaks are inserted.

Parameters:

in - an array containing the data bytes to be encoded.

iLen - number of bytes to process in in.

Returns:

A character array with the Base64 encoded data.

decodeString

public static java.lang.String decodeString(java.lang.String s)

Decodes a string from Base64 format.

Parameters:

s - a Base64 String to be decoded.

Returns:

A String containing the decoded data.

Throws:

java.lang.IllegalArgumentException - if the input is not valid Base64 encoded data.

decode

public static byte[] decode(java.lang.String s)

Decodes a byte array from Base64 format.

Parameters:

s - a Base64 String to be decoded.

Returns:

An array containing the decoded data bytes.

Throws:

java.lang.IllegalArgumentException - if the input is not valid Base64 encoded data.

decode

public static byte[] decode(byte[] in)

Decodes a byte array from Base64 format. No blanks or line breaks are allowed within the Base64 encoded data.

Parameters:

in - a character array containing the Base64 encoded data.

Returns:

An array containing the decoded data bytes.

Throws:

java.lang.IllegalArgumentException - if the input is not valid Base64 encoded data.