org.jose4j.lang

Class ByteUtil

java.lang.Object

org.jose4j.lang.ByteUtil

public class ByteUtil
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static byte[]	EMPTY_BYTES

Constructor Summary

Constructors

Constructor and Description
ByteUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static int	bitLength(byte[] bytes)
static int	bitLength(int byteLength)
static int	byteLength(int numberOfBits)
static byte[]	concat(byte[]... byteArrays)
static int[]	convertSignedTwosCompToUnsigned(byte[] bytes)
static byte[]	convertUnsignedToSignedTwosComp(int[] ints)
static byte	getByte(int intValue)
static byte[]	getBytes(int intValue)
static byte[]	getBytes(long intValue)
static int	getInt(byte b)
static byte[]	leftHalf(byte[] inputBytes)
static byte[]	randomBytes(int length)
static byte[]	randomBytes(int length, SecureRandom secureRandom)
static byte[]	rightHalf(byte[] inputBytes)
static boolean	secureEquals(byte[] bytes1, byte[] bytes2)
static byte[]	subArray(byte[] inputBytes, int startPos, int length)
static String	toDebugString(byte[] bytes)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_BYTES

public static final byte[] EMPTY_BYTES

Constructor Detail

ByteUtil

public ByteUtil()

Method Detail

convertUnsignedToSignedTwosComp

public static byte[] convertUnsignedToSignedTwosComp(int[] ints)

convertSignedTwosCompToUnsigned

public static int[] convertSignedTwosCompToUnsigned(byte[] bytes)

getByte

public static byte getByte(int intValue)

getBytes

public static byte[] getBytes(int intValue)

getBytes

public static byte[] getBytes(long intValue)

getInt

public static int getInt(byte b)

secureEquals

public static boolean secureEquals(byte[] bytes1,
                   byte[] bytes2)

concat

public static byte[] concat(byte[]... byteArrays)

subArray

public static byte[] subArray(byte[] inputBytes,
              int startPos,
              int length)

leftHalf

public static byte[] leftHalf(byte[] inputBytes)

rightHalf

public static byte[] rightHalf(byte[] inputBytes)

bitLength

public static int bitLength(byte[] bytes)

bitLength

public static int bitLength(int byteLength)

byteLength

public static int byteLength(int numberOfBits)

randomBytes

public static byte[] randomBytes(int length,
                 SecureRandom secureRandom)

randomBytes

public static byte[] randomBytes(int length)

toDebugString

public static String toDebugString(byte[] bytes)