net.sourceforge.jgrib
Class GribPDSParamTable

java.lang.Object
  net.sourceforge.jgrib.GribPDSParamTable

public class GribPDSParamTable
extends java.lang.Object

A class containing static methods which deliver descriptions and names of parameters, levels and units for byte codes from GRIB records.

Field Summary

protected int	center_id Identification of center e.g. 88 for Oslo
protected java.lang.String	filename Stores the name of the file containing this table - not opened unless required for lookup.
protected GribPDSParameter[]	parameters Parameters - stores array of GribPDSParameter classes
static java.lang.String	PROPERTY_GRIBTABURL System property variable to search, or set, when using user supplied gribtab directories, and or a stand alone gribtab file !!
protected int	subcenter_id Identification of center defined sub-center - not fully implemented yet
protected int	table_number Identification of parameter table version number
protected static java.util.ArrayList	tables List of parameter tables
protected java.net.URL	url URL store corresponding url of filename containint this table.

Method Summary

int	getCenter_id()
java.lang.String	getFilename()
GribPDSParameter	getParameter(int id) Get the parameter with id id.
java.lang.String	getParameterDescription(int id) Get a description for the parameter with id id.
static GribPDSParamTable	getParameterTable(int center, int subcenter, int number) Looks for the parameter table which matches the center, subcenter and table version from the tables array.
java.lang.String	getParameterTag(int id) Get the tag/name of the parameter with id id.
java.lang.String	getParameterUnit(int id) Get a description for the unit with id id.
int	getSubcenter_id()
int	getTable_number()
java.net.URL	getUrl()
protected static void	readTableEntry(java.net.URL aFileUrl, java.util.ArrayList aTables)
java.lang.String	toString() Overrides Object.toString()
static void	turnOffJGRIBLogging() This method is called as the very first nethod in the JGRIB library.

Methods inherited from class java.lang.Object

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

Field Detail

PROPERTY_GRIBTABURL

public static final java.lang.String PROPERTY_GRIBTABURL

System property variable to search, or set, when using user supplied gribtab directories, and or a stand alone gribtab file !! Important: Remember to format this as an URL !!

See Also:

Constant Field Values

center_id

protected int center_id

Identification of center e.g. 88 for Oslo

subcenter_id

protected int subcenter_id

Identification of center defined sub-center - not fully implemented yet

table_number

protected int table_number

Identification of parameter table version number

filename

protected java.lang.String filename

Stores the name of the file containing this table - not opened unless required for lookup.

url

protected java.net.URL url

URL store corresponding url of filename containint this table. Opened if required for lookup.

parameters

protected GribPDSParameter[] parameters

Parameters - stores array of GribPDSParameter classes

tables

protected static java.util.ArrayList tables

List of parameter tables

Method Detail

turnOffJGRIBLogging

public static void turnOffJGRIBLogging()

This method is called as the very first nethod in the JGRIB library. It's primary function is to turn off the warnings from the Log4J library, which is printed to STDERR, if logging is not enablet. If log4j is allready configured this function leaves the configuration untouched. - frv_peg - 2006-07-25

readTableEntry

protected static void readTableEntry(java.net.URL aFileUrl,
                                     java.util.ArrayList aTables)
                              throws java.io.IOException,
                                     NotSupportedException

Parameters:

aFileUrl -

aTables -

Throws:

java.io.IOException

NotSupportedException

getParameterTable

public static GribPDSParamTable getParameterTable(int center,
                                                  int subcenter,
                                                  int number)
                                           throws NotSupportedException

Looks for the parameter table which matches the center, subcenter and table version from the tables array. If this is the first time asking for this table, then the parameters for this table have not been read in yet, so this is done as well.

Parameters:

center - - integer from PDS octet 5, representing Center.

subcenter - - integer from PDS octet 26, representing Subcenter

number - - integer from PDS octet 4, representing Parameter Table Version

Returns:

GribPDSParamTable matching center, subcenter, and number

Throws:

NotSupportedException

getParameter

public GribPDSParameter getParameter(int id)

Get the parameter with id id.

Parameters:

id -

Returns:

description of the unit for the parameter

getParameterTag

public java.lang.String getParameterTag(int id)

Get the tag/name of the parameter with id id.

Parameters:

id -

Returns:

tag/name of the parameter

getParameterDescription

public java.lang.String getParameterDescription(int id)

Get a description for the parameter with id id.

Parameters:

id -

Returns:

description for the parameter

getParameterUnit

public java.lang.String getParameterUnit(int id)

Get a description for the unit with id id.

Parameters:

id -

Returns:

description of the unit for the parameter

getCenter_id

public int getCenter_id()

Returns:

center_id

getSubcenter_id

public int getSubcenter_id()

Returns:

subcenter_id

getTable_number

public int getTable_number()

Returns:

table number

getFilename

public java.lang.String getFilename()

Returns:

filename

getUrl

public java.net.URL getUrl()

Returns:

url to file

toString

public java.lang.String toString()

Overrides Object.toString()

Overrides:

toString in class java.lang.Object

Returns:

String representation of the object

See Also:

Object.toString()