PageBoxLib
Class Base64

java.lang.Object
  PageBoxLib.Base64

public final class Base64

extends java.lang.Object

From org.apache.catalina.util you can find in catalina-ant.jar. Apache/Tomcat project. Covered by Apache license. Made public (undocumented PageBoxLib convenience used in Pandora).

Field Summary

private static byte[]	base64Alphabet
private static int	BASELENGTH
private static int	EIGHTBIT
private static int	FOURBYTE
private static byte[]	lookUpBase64Alphabet
private static int	LOOKUPLENGTH
private static byte	PAD
private static int	SIGN
private static int	SIXBIT
private static int	SIXTEENBIT
private static int	TWENTYFOURBITGROUP

Constructor Summary

Base64()

Method Summary

static byte[]	decode(byte[] base64Data) Base 64 -> unencoded.
static byte[]	encode(byte[] binaryData) Unencoded -> base64.
static boolean	isArrayByteBase64(byte[] arrayOctect)
static boolean	isBase64(byte octect)
static boolean	isBase64(java.lang.String isValidString)

Methods inherited from class java.lang.Object

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

Field Detail

BASELENGTH

private static final int BASELENGTH

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Constant Field Values

LOOKUPLENGTH

private static final int LOOKUPLENGTH

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Constant Field Values

TWENTYFOURBITGROUP

private static final int TWENTYFOURBITGROUP

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Constant Field Values

EIGHTBIT

private static final int EIGHTBIT

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Constant Field Values

SIXTEENBIT

private static final int SIXTEENBIT

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Constant Field Values

SIXBIT

private static final int SIXBIT

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Constant Field Values

FOURBYTE

private static final int FOURBYTE

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Constant Field Values

SIGN

private static final int SIGN

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Constant Field Values

PAD

private static final byte PAD

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Constant Field Values

base64Alphabet

private static byte[] base64Alphabet

lookUpBase64Alphabet

private static byte[] lookUpBase64Alphabet

Constructor Detail

Base64

public Base64()

Method Detail

decode

public static byte[] decode(byte[] base64Data)

Base 64 -> unencoded.

Parameters:

base64Data - byte array to decode

Returns:

decoded byte array

encode

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

Unencoded -> base64.

Parameters:

binaryData - byte array to encode

Returns:

encoded byte array

isArrayByteBase64

public static boolean isArrayByteBase64(byte[] arrayOctect)

Parameters:

arrayOctect - byte array to check

Returns:

true if base64

isBase64

public static boolean isBase64(byte octect)

Parameters:

octect - byte to check

Returns:

true if base64

isBase64

public static boolean isBase64(java.lang.String isValidString)

Parameters:

isValidString - string to check

Returns:

true if base64