org.apache.james.util.codec
Class Base64

java.lang.Object
  org.apache.james.util.codec.Base64

public class Base64
extends java.lang.Object

Performs simple Base64 encoding and decode suitable for authentication. Note that this is not a general purpose codec.

Version:

This is $Revision: 718010 $

Constructor Summary

Base64()

Method Summary

static java.io.BufferedReader	decode(java.lang.String b64string) Decode base64 encoded String
static java.lang.String	decodeAsString(java.lang.String b64string) Decode base64 encoded String
static java.io.ByteArrayOutputStream	encode(java.lang.String plaintext) Encode String to base64
static java.lang.String	encodeAsString(java.lang.String plaintext) Encode String to base64

Methods inherited from class java.lang.Object

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

Constructor Detail

Base64

public Base64()

Method Detail

decode

public static java.io.BufferedReader decode(java.lang.String b64string)
                                     throws javax.mail.MessagingException

Decode base64 encoded String

Parameters:

b64string - base64 String

Returns:

reader the BufferedReader which holds the decoded base64 text

Throws:

javax.mail.MessagingException - get thrown when an error was detected while trying to decode the String

decodeAsString

public static java.lang.String decodeAsString(java.lang.String b64string)
                                       throws java.io.IOException,
                                              javax.mail.MessagingException

Decode base64 encoded String

Parameters:

b64string - base64 Sting

Returns:

returnString the String which holds the docoded base64 text

Throws:

javax.mail.MessagingException - get thrown when an error was detected while trying to decode the String

java.io.IOException - get thrown when I/O error was detected

encode

public static java.io.ByteArrayOutputStream encode(java.lang.String plaintext)
                                            throws java.io.IOException,
                                                   javax.mail.MessagingException

Encode String to base64

Parameters:

plaintext - the plaintext to encode

Returns:

out the ByteArrayOutputStream holding the encoded given text

Throws:

java.io.IOException - get thrown when I/O error was detected

javax.mail.MessagingException - get thrown when an error was detected while trying to encode the String

encodeAsString

public static java.lang.String encodeAsString(java.lang.String plaintext)
                                       throws java.io.IOException,
                                              javax.mail.MessagingException

Encode String to base64

Parameters:

plaintext - the plaintext to decode

Returns:

base64String the encoded String

Throws:

java.io.IOException - get thrown when I/O error was detected

javax.mail.MessagingException - get thrown when an error was detected while trying to encode the String