Package org.drasyl.crypto

Class HexUtil

java.lang.Object

org.drasyl.crypto.HexUtil

public final class HexUtil
extends Object

Util class that provides hexadecimal functions for drasyl.

Method Summary

Modifier and Type	Method	Description
static String	bytesToHex(byte[] bytes)	Converts an array of bytes into a string.
static byte[]	fromString(String hexString)	Converts a Hexadecimal String into the corresponding byte[]
static byte[]	parseHexBinary(String lexicalXSDHexBinary)	Converts the string argument into an array of bytes.
static String	toString(byte[] byteArray)	Converts a byte[] into a string representation

Methods inherited from class java.lang.Object

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

Method Detail

fromString

public static byte[] fromString(String hexString)

Converts a Hexadecimal String into the corresponding byte[]

Parameters:

hexString - e.g. "AB34"

Returns:

byte array {AB,34}

Throws:

IllegalArgumentException - if string parameter does not conform to lexical value space defined in XML Schema Part 2: Datatypes for xsd:hexBinary.

parseHexBinary

public static byte[] parseHexBinary(String lexicalXSDHexBinary)

Converts the string argument into an array of bytes.

Parameters:

lexicalXSDHexBinary - A string containing lexical representation of xsd:hexBinary.

Returns:

An array of bytes represented by the string argument.

Throws:

IllegalArgumentException - if string parameter does not conform to lexical value space defined in XML Schema Part 2: Datatypes for xsd:hexBinary.

toString

public static String toString(byte[] byteArray)

Converts a byte[] into a string representation

Parameters:

byteArray - e.g {AB,34}

Returns:

string "AB34"

bytesToHex

public static String bytesToHex(byte[] bytes)

Converts an array of bytes into a string.

Parameters:

bytes - an array of bytes

Returns:

A string hex representation of the byte array