org.bouncycastle.util.encoders

Class Hex

java.lang.Object

org.bouncycastle.util.encoders.Hex

public class Hex
extends java.lang.Object

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

Constructor Summary

Constructors

Constructor and Description
Hex()

Method Summary

Modifier and Type	Method and Description
static byte[]	decode(byte[] data) decode the Hex encoded input data.
static byte[]	decode(java.lang.String data) decode the Hex encoded String data - whitespace will be ignored.
static int	decode(java.lang.String data, java.io.OutputStream out) decode the Hex encoded String data writing it to the given output stream, whitespace characters will be ignored.
static byte[]	decodeStrict(java.lang.String str) Decode the hexadecimal-encoded string strictly i.e. any non-hexadecimal characters will be considered an error.
static byte[]	decodeStrict(java.lang.String str, int off, int len) Decode the hexadecimal-encoded string strictly i.e. any non-hexadecimal characters will be considered an error.
static byte[]	encode(byte[] data) encode the input data producing a Hex encoded byte array.
static byte[]	encode(byte[] data, int off, int length) encode the input data producing a Hex encoded byte array.
static int	encode(byte[] data, int off, int length, java.io.OutputStream out) Hex encode the byte data writing it to the given output stream.
static int	encode(byte[] data, java.io.OutputStream out) Hex encode the byte data writing it to the given output stream.
static java.lang.String	toHexString(byte[] data)
static java.lang.String	toHexString(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

Hex

public Hex()

Method Detail

toHexString

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

toHexString

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

encode

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

encode the input data producing a Hex encoded byte array.

Returns:

a byte array containing the Hex encoded data.

encode

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

encode the input data producing a Hex encoded byte array.

Returns:

a byte array containing the Hex encoded data.

encode

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

Hex encode the byte data 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

Hex encode the byte data 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 Hex 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 Hex 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 Hex 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

decodeStrict

public static byte[] decodeStrict(java.lang.String str)

Decode the hexadecimal-encoded string strictly i.e. any non-hexadecimal characters will be considered an error.

Returns:

a byte array representing the decoded data.

decodeStrict

public static byte[] decodeStrict(java.lang.String str,
                                  int off,
                                  int len)

Decode the hexadecimal-encoded string strictly i.e. any non-hexadecimal characters will be considered an error.

Returns:

a byte array representing the decoded data.