ucar.nc2.iosp.bufr
Class BufrNumbers

java.lang.Object
  ucar.nc2.iosp.bufr.BufrNumbers

public final class BufrNumbers
extends java.lang.Object

A class that contains static methods for converting multiple bytes into one float or integer.

Field Summary

static int

UNDEFINED if missing value is not defined use this value.

Constructor Summary

BufrNumbers()

Method Summary

static float	float4(RandomAccessFile raf) Convert 4 bytes into a float value.
static int	int2(int a, int b) convert 2 bytes to a signed integer.
static int	int2(RandomAccessFile raf) Convert 2 bytes into a signed integer.
static int	int3(RandomAccessFile raf) Convert 3 bytes into a signed integer.
static int	int4(RandomAccessFile raf) Convert 4 bytes into a signed integer.
static long	int8(RandomAccessFile raf) Convert 8 bytes into a signed long.
static boolean	isMissing(long raw, int bitWidth)
static int	uint2(RandomAccessFile raf) Convert 2 bytes into an unsigned integer.
static int	uint3(int a, int b, int c) Convert 3 bytes into an unsigned int.
static int	uint3(RandomAccessFile raf) Convert 3 bytes into an unsigned integer.

Methods inherited from class java.lang.Object

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

Field Detail

UNDEFINED

public static final int UNDEFINED

if missing value is not defined use this value.

See Also:

Constant Field Values

Constructor Detail

BufrNumbers

public BufrNumbers()

Method Detail

isMissing

public static boolean isMissing(long raw,
                                int bitWidth)

int2

public static int int2(RandomAccessFile raf)
                throws java.io.IOException

Convert 2 bytes into a signed integer.

Parameters:

raf -

Returns:

integer value

Throws:

java.io.IOException

int2

public static int int2(int a,
                       int b)

convert 2 bytes to a signed integer.

Parameters:

a -

b -

Returns:

int

int3

public static int int3(RandomAccessFile raf)
                throws java.io.IOException

Convert 3 bytes into a signed integer.

Parameters:

raf -

Returns:

integer value

Throws:

java.io.IOException

int4

public static int int4(RandomAccessFile raf)
                throws java.io.IOException

Convert 4 bytes into a signed integer.

Parameters:

raf -

Returns:

integer value

Throws:

java.io.IOException

uint2

public static int uint2(RandomAccessFile raf)
                 throws java.io.IOException

Convert 2 bytes into an unsigned integer.

Parameters:

raf -

Returns:

integer value

Throws:

java.io.IOException

uint3

public static int uint3(RandomAccessFile raf)
                 throws java.io.IOException

Convert 3 bytes into an unsigned integer.

Parameters:

raf -

Returns:

integer

Throws:

java.io.IOException

uint3

public static int uint3(int a,
                        int b,
                        int c)

Convert 3 bytes into an unsigned int.

Parameters:

a -

b -

c -

Returns:

unsigned integer

float4

public static float float4(RandomAccessFile raf)
                    throws java.io.IOException

Convert 4 bytes into a float value.

Parameters:

raf -

Returns:

float value

Throws:

java.io.IOException

int8

public static long int8(RandomAccessFile raf)
                 throws java.io.IOException

Convert 8 bytes into a signed long.

Parameters:

raf - RandomAccessFile

Returns:

long value

Throws:

java.io.IOException