pt.lsts.neptus.util

Class ByteUtil

java.lang.Object

pt.lsts.neptus.util.ByteUtil

public class ByteUtil
extends java.lang.Object

Holds some byte utilities.

Author:

pdias

Method Summary

Modifier and Type	Method and Description
static byte[]	decodeBase64(byte[] source) Decodes the encoded base64 byte array back as byte array.
static byte[]	decodeHexString(char[] sourceChars) Decodes the encoded hex string byte array back as byte array.
static byte[]	decodeHexString(java.lang.String hexString) Decodes the encoded hex string byte array back as byte array.
static void	dumpAsHex(byte[] buffer, java.io.PrintStream pStream) Dumps the byte array as hex string to the PrintStream.
static void	dumpAsHex(java.lang.String title, byte[] buffer, java.io.PrintStream pStream) Dumps the byte array as hex string to the PrintStream, with a title.
static java.lang.String	dumpAsHexToString(byte[] buffer) The same as dumpAsHex(byte[], PrintStream) but the output will be return as a String.
static java.lang.String	dumpAsHexToString(java.lang.String title, byte[] buffer) The same as dumpAsHex(String, byte[], PrintStream) but the output will be return as a String.
static byte[]	encodeAsBase64(byte[] source) Return the byte array encoded as a base64 string (chunked).
static byte[]	encodeAsBase64(byte[] source, boolean chunked) Return the byte array encoded as a base64 string.
static java.lang.String	encodeAsString(byte[] source) Return the byte array encoded as a hex string.
static java.lang.String	encodeToHex(byte[] buffer) Encodes the byte array into a string as hexadecimal format.
static boolean	equal(byte[] buffer1, byte[] buffer2) Test if the two byte arrays are equal.
static void	main(java.lang.String[] args)

Methods inherited from class java.lang.Object

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

Method Detail

equal

public static boolean equal(byte[] buffer1,
                            byte[] buffer2)

Test if the two byte arrays are equal.

Parameters:

buffer1 -

buffer2 -

Returns:

dumpAsHex

public static void dumpAsHex(byte[] buffer,
                             java.io.PrintStream pStream)

Dumps the byte array as hex string to the PrintStream.

Parameters:

buffer -

pStream -

dumpAsHex

public static void dumpAsHex(java.lang.String title,
                             byte[] buffer,
                             java.io.PrintStream pStream)

Dumps the byte array as hex string to the PrintStream, with a title.

Parameters:

title -

buffer -

pStream -

encodeToHex

public static java.lang.String encodeToHex(byte[] buffer)

Encodes the byte array into a string as hexadecimal format.

Parameters:

buffer -

Returns:

dumpAsHexToString

public static java.lang.String dumpAsHexToString(byte[] buffer)

The same as dumpAsHex(byte[], PrintStream) but the output will be return as a String.

Parameters:

buffer -

Returns:

dumpAsHexToString

public static java.lang.String dumpAsHexToString(java.lang.String title,
                                                 byte[] buffer)

The same as dumpAsHex(String, byte[], PrintStream) but the output will be return as a String.

Parameters:

title -

buffer -

Returns:

encodeAsString

public static java.lang.String encodeAsString(byte[] source)

Return the byte array encoded as a hex string.

Parameters:

source -

Returns:

decodeHexString

public static byte[] decodeHexString(java.lang.String hexString)
                              throws org.apache.commons.codec.DecoderException

Decodes the encoded hex string byte array back as byte array.

Parameters:

hexString -

Returns:

Throws:

org.apache.commons.codec.DecoderException

decodeHexString

public static byte[] decodeHexString(char[] sourceChars)
                              throws org.apache.commons.codec.DecoderException

Decodes the encoded hex string byte array back as byte array.

Parameters:

sourceChars -

Returns:

Throws:

org.apache.commons.codec.DecoderException

encodeAsBase64

public static byte[] encodeAsBase64(byte[] source,
                                    boolean chunked)

Return the byte array encoded as a base64 string.

Parameters:

source -

chunked -

Returns:

encodeAsBase64

public static byte[] encodeAsBase64(byte[] source)

Return the byte array encoded as a base64 string (chunked).

Parameters:

source -

Returns:

decodeBase64

public static byte[] decodeBase64(byte[] source)

Decodes the encoded base64 byte array back as byte array.

Parameters:

source -

Returns:

main

public static void main(java.lang.String[] args)