org.bouncycastle.util.encoders

Class Base32

java.lang.Object

org.bouncycastle.util.encoders.Base32

public class Base32
extends java.lang.Object

Utility class for converting Base32 data to bytes and back again.

Constructor Summary

Constructors

Constructor and Description
Base32()

Method Summary

Modifier and Type	Method and Description
static byte[]	decode(byte[] data) decode the base 32 encoded input data.
static int	decode(byte[] base32Data, int start, int length, java.io.OutputStream out) Decode to an output stream;
static byte[]	decode(java.lang.String data) decode the base 32 encoded String data - whitespace will be ignored.
static int	decode(java.lang.String data, java.io.OutputStream out) decode the base 32 encoded String data writing it to the given output stream, whitespace characters will be ignored.
static byte[]	encode(byte[] data) encode the input data producing a base 32 encoded byte array.
static byte[]	encode(byte[] data, int off, int length) encode the input data producing a base 32 encoded byte array.
static int	encode(byte[] data, int off, int length, java.io.OutputStream out) Encode the byte data to base 32 writing it to the given output stream.
static int	encode(byte[] data, java.io.OutputStream out) Encode the byte data to base 32 writing it to the given output stream.
static java.lang.String	toBase32String(byte[] data)
static java.lang.String	toBase32String(byte[] data, int off, int length)

Methods inherited from class java.lang.Object

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

Constructor Detail

Base32

public Base32()

Method Detail

toBase32String

public static java.lang.String toBase32String(byte[] data)

toBase32String

public static java.lang.String toBase32String(byte[] data,
                                              int off,
                                              int length)

encode

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

encode the input data producing a base 32 encoded byte array.

Returns:

a byte array containing the base 32 encoded data.

encode

public static byte[] encode(byte[] data,
                            int off,
                            int length)

encode the input data producing a base 32 encoded byte array.

Returns:

a byte array containing the base 32 encoded data.

encode

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

Encode the byte data to base 32 writing it to the given output stream.

Returns:

the number of bytes produced.

Throws:

java.io.IOException

encode

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

Encode the byte data to base 32 writing it to the given output stream.

Returns:

the number of bytes produced.

Throws:

java.io.IOException

decode

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

decode the base 32 encoded input data. It is assumed the input data is valid.

Returns:

a byte array representing the decoded data.

decode

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

decode the base 32 encoded String data - whitespace will be ignored.

Returns:

a byte array representing the decoded data.

decode

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

decode the base 32 encoded String data writing it to the given output stream, whitespace characters will be ignored.

Returns:

the number of bytes produced.

Throws:

java.io.IOException

decode

public static int decode(byte[] base32Data,
                         int start,
                         int length,
                         java.io.OutputStream out)

Decode to an output stream;

Parameters:

base32Data - The source data.

start - Start position.

length - the length.

out - The output stream to write to.