org.lsst.ccs.utilities.conv
Class Convert

java.lang.Object
  org.lsst.ccs.utilities.conv.Convert

public class Convert
extends Object

Routines for converting between numbers and byte sub-arrays

Author:

Owen Saxton

Constructor Summary

Convert()

Method Summary

static float	bytesToFloat(byte[] ba, int ix) Convert 4-byte little-endian subarray to float
static float	bytesToFloatBE(byte[] ba, int ix) Convert 4-byte big-endian subarray to float
static int	bytesToInt(byte[] ba, int ix) Convert 4-byte little-endian subarray to integer
static int	bytesToIntBE(byte[] ba, int ix) Convert 4-byte big-endian subarray to integer
static short	bytesToShort(byte[] ba, int ix) Convert 2-byte little-endian subarray to short
static short	bytesToShortBE(byte[] ba, int ix) Convert 2-byte big-endian subarray to short
static void	floatToBytes(float val, byte[] ba, int ix) Convert float to 4-byte little-endian subarray
static void	floatToBytesBE(float val, byte[] ba, int ix) Convert float to 4-byte big-endian subarray
static void	intToBytes(int val, byte[] ba, int ix) Convert integer to 4-byte little-endian subarray
static void	intToBytesBE(int val, byte[] ba, int ix) Convert integer to 4-byte big-endian subarray
static void	shortToBytes(short val, byte[] ba, int ix) Convert short to 2-byte little-endian subarray
static void	shortToBytesBE(short val, byte[] ba, int ix) Convert short to 2-byte big-endian subarray

Methods inherited from class java.lang.Object

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

Constructor Detail

Convert

public Convert()

Method Detail

bytesToInt

public static int bytesToInt(byte[] ba,
                             int ix)

Convert 4-byte little-endian subarray to integer

bytesToIntBE

public static int bytesToIntBE(byte[] ba,
                               int ix)

Convert 4-byte big-endian subarray to integer

bytesToShort

public static short bytesToShort(byte[] ba,
                                 int ix)

Convert 2-byte little-endian subarray to short

bytesToShortBE

public static short bytesToShortBE(byte[] ba,
                                   int ix)

Convert 2-byte big-endian subarray to short

bytesToFloat

public static float bytesToFloat(byte[] ba,
                                 int ix)

Convert 4-byte little-endian subarray to float

bytesToFloatBE

public static float bytesToFloatBE(byte[] ba,
                                   int ix)

Convert 4-byte big-endian subarray to float

intToBytes

public static void intToBytes(int val,
                              byte[] ba,
                              int ix)

Convert integer to 4-byte little-endian subarray

intToBytesBE

public static void intToBytesBE(int val,
                                byte[] ba,
                                int ix)

Convert integer to 4-byte big-endian subarray

shortToBytes

public static void shortToBytes(short val,
                                byte[] ba,
                                int ix)

Convert short to 2-byte little-endian subarray

shortToBytesBE

public static void shortToBytesBE(short val,
                                  byte[] ba,
                                  int ix)

Convert short to 2-byte big-endian subarray

floatToBytes

public static void floatToBytes(float val,
                                byte[] ba,
                                int ix)

Convert float to 4-byte little-endian subarray

floatToBytesBE

public static void floatToBytesBE(float val,
                                  byte[] ba,
                                  int ix)

Convert float to 4-byte big-endian subarray