org.bouncycastle.util.encoders

Class Base64Encoder

java.lang.Object

org.bouncycastle.util.encoders.Base64Encoder

All Implemented Interfaces:

Encoder

Direct Known Subclasses:

UrlBase64Encoder

public class Base64Encoder
extends java.lang.Object
implements Encoder

A streaming Base64 encoder.

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	decodingTable
protected byte[]	encodingTable
protected byte	padding

Constructor Summary

Constructors

Constructor and Description
Base64Encoder()

Method Summary

Modifier and Type	Method and Description
int	decode(byte[] data, int off, int length, java.io.OutputStream out) decode the base 64 encoded byte data writing it to the given output stream, whitespace characters will be ignored.
int	decode(java.lang.String data, java.io.OutputStream out) decode the base 64 encoded String data writing it to the given output stream, whitespace characters will be ignored.
int	encode(byte[] data, int off, int length, java.io.OutputStream out) encode the input data producing a base 64 output stream.
protected void	initialiseDecodingTable()

Methods inherited from class java.lang.Object

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

Field Detail

encodingTable

protected final byte[] encodingTable

padding

protected byte padding

decodingTable

protected final byte[] decodingTable

Constructor Detail

Base64Encoder

public Base64Encoder()

Method Detail

initialiseDecodingTable

protected void initialiseDecodingTable()

encode

public int encode(byte[] data,
                  int off,
                  int length,
                  java.io.OutputStream out)
           throws java.io.IOException

encode the input data producing a base 64 output stream.

Specified by:

encode in interface Encoder

Returns:

the number of bytes produced.

Throws:

java.io.IOException

decode

public int decode(byte[] data,
                  int off,
                  int length,
                  java.io.OutputStream out)
           throws java.io.IOException

decode the base 64 encoded byte data writing it to the given output stream, whitespace characters will be ignored.

Specified by:

decode in interface Encoder

Returns:

the number of bytes produced.

Throws:

java.io.IOException

decode

public int decode(java.lang.String data,
                  java.io.OutputStream out)
           throws java.io.IOException

decode the base 64 encoded String data writing it to the given output stream, whitespace characters will be ignored.

Specified by:

decode in interface Encoder

Returns:

the number of bytes produced.

Throws:

java.io.IOException