ucar.grib.grib1

Class Grib1GDSVariables

java.lang.Object

ucar.grib.grib1.Grib1GDSVariables

All Implemented Interfaces:

GribGDSVariablesIF

public class Grib1GDSVariables
extends Object
implements GribGDSVariablesIF

Field Summary

Fields inherited from interface ucar.grib.GribGDSVariablesIF

tenToNegSix, tenToNegThree, tenToSix, tenToThree

Constructor Summary

Constructors

Constructor and Description
Grib1GDSVariables(byte[] input) Constructs a Grib2GDSVariables object from a byte[].

Method Summary

Methods

Modifier and Type	Method and Description
float	get80La1() octet 11-13.
float	get80Lo1() octet 14-16.
int	get80TypeGdsKey()
int	getAngle() octet 29-31.
int	getBasicAngle()
float	getDx() octet 24-25.
float	getDy() octet 26-27.
float	getEarthRadius() EarthRadius static for Grib1
byte[]	getGDSBytes() GDS as byte[]
int	getGdsKey() .
int	getGdtn() Get type of grid.
int	getGridCenter() octets 11-13 GridCenter.
String	getGridUnits() GridUnits
int	getInt(int index) Converts byte to int.
int	getIolon() are extreme points in the quasi regular grid.
float	getLa1() octet 11-13.
float	getLa2() octet 18-20.
float	getLaD() .
float	getLap() octet 11-13.
float	getLatin1() octet 24-26.
float	getLatin2() octet 32-34.
int	getLength()
float	getLo1() octet 14-16.
float	getLo2() octet 21-23.
float	getLop() octet 14-16.
float	getLoV() octet 18-20.
float	getMajorAxis() MajorAxis static for Grib1
float	getMinorAxis() MinorAxis static for Grib1
int	getNp() octets 26-27
float	getNr() octet 32-34
int	getNumberPoints() number of data points .
int	getNV() octet 4 NV.
int	getNx() octet 7-8.
int	getNy() octet 9-10.
int	getOlon() olon > 0 is a quasi regular grid.
int[]	getParallels() Gets the number of points in each parallel for Quasi/Thin grids
float	getPoleLat() .
float	getPoleLon() .
int	getProjectionFlag() octet 27.
int	getPVorPL() octet 5 NV.
int	getResolution() octet 17.
float	getRotationAngle() .
int	getScanMode() octet 28.
int	getSection() Number of this section, should be 2.
int	getShape() .
int	getSource() source of grid definition.
float	getSpLat() octet 35-37.
float	getSpLon() octet 38-40.
float	getStretchingFactor() .
int	getSubDivisions() .
int	getUnscaledLa1() octet 11-13.
int	getUnscaledLo1() octet 14-16.
double[]	getVerticalPressureLevels()
double[]	getVerticalPressureLevels(double levelValue) get Vertical pressure levels
float	getXo() .
float	getXp() octet 24-25.
float	getYo() .
float	getYp() octet 26-27.
boolean	hasVerticalPressureLevels() hasVerticalLevels.
boolean	isThin() isThin.

Methods inherited from class java.lang.Object

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

Constructor Detail

Grib1GDSVariables

public Grib1GDSVariables(byte[] input)
                  throws IOException

Constructs a Grib2GDSVariables object from a byte[].

Parameters:

input - PDS

Throws:

IOException - if raf contains no valid GRIB file

Method Detail

getGDSBytes

public byte[] getGDSBytes()

GDS as byte[]

Specified by:

getGDSBytes in interface GribGDSVariablesIF

Returns:

input as byte[]

getLength

public final int getLength()

Specified by:

getLength in interface GribGDSVariablesIF

getSection

public final int getSection()

Number of this section, should be 2.

Specified by:

getSection in interface GribGDSVariablesIF

Returns:

section as int

getNV

public final int getNV()

octet 4 NV.

Returns:

NV as int

getPVorPL

public final int getPVorPL()

octet 5 NV.

Returns:

PVorPL as int

isThin

public final boolean isThin()

isThin.

Returns:

isThin as boolean

hasVerticalPressureLevels

public final boolean hasVerticalPressureLevels()

hasVerticalLevels.

Returns:

hasVerticalLevels as boolean

getGdtn

public final int getGdtn()

Get type of grid.

Specified by:

getGdtn in interface GribGDSVariablesIF

Returns:

type of grid

getNx

public final int getNx()

octet 7-8.

Specified by:

getNx in interface GribGDSVariablesIF

Returns:

Number of points on x-axis or parallel as a int

getNy

public final int getNy()

octet 9-10.

Specified by:

getNy in interface GribGDSVariablesIF

Returns:

Number of points on y-axis or meridian as a int

getLap

public final float getLap()

octet 11-13.

Specified by:

getLap in interface GribGDSVariablesIF

Returns:

Lap as float

getLop

public final float getLop()

octet 14-16.

Specified by:

getLop in interface GribGDSVariablesIF

Returns:

Lop as float

getGridCenter

public final int getGridCenter()

octets 11-13 GridCenter.

Returns:

GridCenter

getLa1

public final float getLa1()

octet 11-13.

Specified by:

getLa1 in interface GribGDSVariablesIF

Returns:

La1 as float

getUnscaledLa1

public final int getUnscaledLa1()

octet 11-13. used in creating a gdsKey from ints

Returns:

La1 as int

get80La1

public final float get80La1()

octet 11-13.

Returns:

La1 as float

getLo1

public final float getLo1()

octet 14-16.

Specified by:

getLo1 in interface GribGDSVariablesIF

Returns:

Lo1 as float

getUnscaledLo1

public final int getUnscaledLo1()

octet 14-16. used in creating gdsKey from ints

Returns:

Lo1 as int

get80Lo1

public final float get80Lo1()

octet 14-16.

Returns:

Lo1 as float

getResolution

public final int getResolution()

octet 17.

Specified by:

getResolution in interface GribGDSVariablesIF

Returns:

Resolution as int

getLoV

public final float getLoV()

octet 18-20.

Specified by:

getLoV in interface GribGDSVariablesIF

Returns:

LoV as float

getLa2

public final float getLa2()

octet 18-20.

Specified by:

getLa2 in interface GribGDSVariablesIF

Returns:

La2 as float

getLo2

public final float getLo2()

octet 21-23.

Specified by:

getLo2 in interface GribGDSVariablesIF

Returns:

Lo2 as float

getDx

public final float getDx()

octet 24-25.

Specified by:

getDx in interface GribGDSVariablesIF

Returns:

Dx as float

getDy

public final float getDy()

octet 26-27.

Specified by:

getDy in interface GribGDSVariablesIF

Returns:

Dy as float

getXp

public final float getXp()

octet 24-25.

Specified by:

getXp in interface GribGDSVariablesIF

Returns:

Xp as float

getYp

public final float getYp()

octet 26-27.

Specified by:

getYp in interface GribGDSVariablesIF

Returns:

Yp as float

getProjectionFlag

public final int getProjectionFlag()

octet 27.

Specified by:

getProjectionFlag in interface GribGDSVariablesIF

Returns:

ProjectionFlag as int

getScanMode

public final int getScanMode()

octet 28.

Specified by:

getScanMode in interface GribGDSVariablesIF

Returns:

ScanMode as int

getAngle

public final int getAngle()

octet 29-31.

Specified by:

getAngle in interface GribGDSVariablesIF

Returns:

Angle as float

getNr

public final float getNr()

octet 32-34

Specified by:

getNr in interface GribGDSVariablesIF

Returns:

Nr as float

getLatin1

public final float getLatin1()

octet 24-26.

Specified by:

getLatin1 in interface GribGDSVariablesIF

Returns:

Latin1 as float

getLatin2

public final float getLatin2()

octet 32-34.

Specified by:

getLatin2 in interface GribGDSVariablesIF

Returns:

Latin2 as float

getSpLat

public final float getSpLat()

octet 35-37.

Specified by:

getSpLat in interface GribGDSVariablesIF

Returns:

SpLat as float

getSpLon

public final float getSpLon()

octet 38-40.

Specified by:

getSpLon in interface GribGDSVariablesIF

Returns:

SpLon as float

getGridUnits

public final String getGridUnits()

GridUnits

Specified by:

getGridUnits in interface GribGDSVariablesIF

Returns:

GridUnits as String

getGdsKey

public final int getGdsKey()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getGdsKey in interface GribGDSVariablesIF

Returns:

gdsKey as int

get80TypeGdsKey

public final int get80TypeGdsKey()

Returns:

gdsKey as int

getMajorAxis

public final float getMajorAxis()

MajorAxis static for Grib1

Specified by:

getMajorAxis in interface GribGDSVariablesIF

Returns:

MajorAxis as float

getMinorAxis

public final float getMinorAxis()

MinorAxis static for Grib1

Specified by:

getMinorAxis in interface GribGDSVariablesIF

Returns:

MajorAxis as float

getEarthRadius

public final float getEarthRadius()

EarthRadius static for Grib1

Specified by:

getEarthRadius in interface GribGDSVariablesIF

Returns:

EarthRadius as float

getOlon

public final int getOlon()

olon > 0 is a quasi regular grid.

Specified by:

getOlon in interface GribGDSVariablesIF

Returns:

olon

getIolon

public final int getIolon()

are extreme points in the quasi regular grid.

Specified by:

getIolon in interface GribGDSVariablesIF

Returns:

iolon

getShape

public final int getShape()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getShape in interface GribGDSVariablesIF

Returns:

shape as a int

getSource

public final int getSource()

source of grid definition.

Specified by:

getSource in interface GribGDSVariablesIF

Returns:

source

getNumberPoints

public final int getNumberPoints()

number of data points .

Specified by:

getNumberPoints in interface GribGDSVariablesIF

Returns:

numberPoints

getBasicAngle

public final int getBasicAngle()

Returns:

BasicAngle as a int

getSubDivisions

public final int getSubDivisions()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getSubDivisions in interface GribGDSVariablesIF

Returns:

SubDivisions as a int

getLaD

public final float getLaD()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getLaD in interface GribGDSVariablesIF

Returns:

LaD as float

getNp

public final int getNp()

octets 26-27

Specified by:

getNp in interface GribGDSVariablesIF

Returns:

Np as a int

getXo

public final float getXo()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getXo in interface GribGDSVariablesIF

Returns:

Xo as float

getYo

public final float getYo()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getYo in interface GribGDSVariablesIF

Returns:

Yo as float

getRotationAngle

public final float getRotationAngle()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getRotationAngle in interface GribGDSVariablesIF

Returns:

RotationAngle as float

getPoleLat

public final float getPoleLat()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getPoleLat in interface GribGDSVariablesIF

Returns:

PoleLat as float

getPoleLon

public final float getPoleLon()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getPoleLon in interface GribGDSVariablesIF

Returns:

PoleLon as float

getStretchingFactor

public final float getStretchingFactor()

Description copied from interface: GribGDSVariablesIF

.

Specified by:

getStretchingFactor in interface GribGDSVariablesIF

Returns:

StretchingFactor as float

getParallels

public final int[] getParallels()

Gets the number of points in each parallel for Quasi/Thin grids

Returns:

parallels as int[]

getVerticalPressureLevels

public final double[] getVerticalPressureLevels(double levelValue)

get Vertical pressure levels

getVerticalPressureLevels

public final double[] getVerticalPressureLevels()

getInt

public final int getInt(int index)

Converts byte to int.

Parameters:

index - in the byte[] to convert

Returns:

int byte as int