net.tirasa.adsddl.ntsd.utils

Class NumberFacility

java.lang.Object

net.tirasa.adsddl.ntsd.utils.NumberFacility

public class NumberFacility
extends java.lang.Object

Utility class to be used to manipulate byte arrays and numbers.

Constructor Summary

Constructors

Constructor and Description
NumberFacility()

Method Summary

Modifier and Type	Method and Description
static boolean[]	getBits(byte... bytes) Gets bits as boolean array from a given byte array.
static boolean[]	getBits(byte b) Gets bits as boolean array from a given byte.
static byte[]	getBytes(int value) Gets byte array from integer.
static byte[]	getBytes(int value, int length) Gets byte array from integer.
static int	getInt(byte... bytes) Gets integer value corresponding to the given bytes.
static int	getReverseInt(byte... bytes) Reverts bytes and retrieves the corresponding integer value.
static int	getReverseInt(int value) Gets byte array corresponding to the given integer value, reverses obtained byte array and retrieves the new integer value.
static long	getReverseUInt(byte... bytes) Reverses bytes and retrieves the corresponding unsigned integer value.
static long	getReverseUInt(int value) Gets byte array corresponding to the given integer value, reverses obtained byte array and retrieves the new unsigned integer value.
static long	getUInt(byte... bytes) Gets unsigned integer value corresponding to the given bytes.
static byte[]	getUIntBytes(long value) Gets byte array corresponding to a given unsigned integer.
static byte[]	leftTrim(byte... bytes) Remove 0x00 bytes from left side.
static byte[]	rightTrim(byte... bytes) Remove 0x00 bytes from right side.

Methods inherited from class java.lang.Object

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

Constructor Detail

NumberFacility

public NumberFacility()

Method Detail

getUIntBytes

public static byte[] getUIntBytes(long value)

Gets byte array corresponding to a given unsigned integer.

Parameters:

value - unsigned integer.

Returns:

byte array.

getBytes

public static byte[] getBytes(int value)

Gets byte array from integer.

Parameters:

value - integer.

Returns:

byte array.

getBytes

public static byte[] getBytes(int value,
                              int length)

Gets byte array from integer.

Parameters:

value - integer.

length - array size.

Returns:

byte array.

leftTrim

public static byte[] leftTrim(byte... bytes)

Remove 0x00 bytes from left side.

Parameters:

bytes - source array.

Returns:

trimmed array.

rightTrim

public static byte[] rightTrim(byte... bytes)

Remove 0x00 bytes from right side.

Parameters:

bytes - source array.

Returns:

trimmed array.

getBits

public static boolean[] getBits(byte... bytes)

Gets bits as boolean array from a given byte array.

Parameters:

bytes - bytes.

Returns:

bits.

getBits

public static boolean[] getBits(byte b)

Gets bits as boolean array from a given byte.

Parameters:

b - byte.

Returns:

bits.

getReverseInt

public static int getReverseInt(byte... bytes)

Reverts bytes and retrieves the corresponding integer value.

Parameters:

bytes - bytes.

Returns:

integer.

getReverseUInt

public static long getReverseUInt(byte... bytes)

Reverses bytes and retrieves the corresponding unsigned integer value.

Parameters:

bytes - bytes.

Returns:

unsigned integer.

getReverseInt

public static int getReverseInt(int value)

Gets byte array corresponding to the given integer value, reverses obtained byte array and retrieves the new integer value.

Parameters:

value - integer value.

Returns:

reversed integer value.

getReverseUInt

public static long getReverseUInt(int value)

Gets byte array corresponding to the given integer value, reverses obtained byte array and retrieves the new unsigned integer value.

Parameters:

value - integer value.

Returns:

reversed unsigned integer value.

getInt

public static int getInt(byte... bytes)

Gets integer value corresponding to the given bytes.

Parameters:

bytes - bytes.

Returns:

integer.

getUInt

public static long getUInt(byte... bytes)

Gets unsigned integer value corresponding to the given bytes.

Parameters:

bytes - bytes.

Returns:

unsigned integer.