ucar.visad.quantities
Class SaturationWetBulbPotentialTemperature

java.lang.Object
  ucar.visad.quantities.Quantity
      ucar.visad.quantities.ScalarQuantity
          ucar.visad.quantities.Temperature
              ucar.visad.quantities.AirTemperature
                  ucar.visad.quantities.PotentialTemperature
                      ucar.visad.quantities.SaturationWetBulbPotentialTemperature

public final class SaturationWetBulbPotentialTemperature
extends PotentialTemperature

Provides support for the quantity of saturation wet-bulb potential temperature. Contours of this quantity are "saturation adiabats" (alias "moist adiabats" or "wet adiabats").

An instance of this class is immutable.

Version:

$Id: SaturationWetBulbPotentialTemperature.java,v 1.10 2005/05/13 18:35:44 jeffmc Exp $

Author:

Steven R. Emmerson

Field Summary

protected static Real	coefficient The coefficient in the equation.
protected static Real	one The dimensionless quantity one.

Constructor Summary

protected

SaturationWetBulbPotentialTemperature(String name) Constructs from a name.

Method Summary

static Data	create(Data pressure, Data temperature) Creates a saturation wet-bulb potential temperature data object.
static RealTupleType	getRealTupleType() Obtains the RealTupleType associated with this class.
static RealType	getRealType() Obtains the RealType associated with this class.

Methods inherited from class ucar.visad.quantities.PotentialTemperature

createAirTemperature, factor

Methods inherited from class ucar.visad.quantities.ScalarQuantity

getRealType, getRealType, realType

Methods inherited from class ucar.visad.quantities.Quantity

realTupleType, setRealTupleType

Methods inherited from class java.lang.Object

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

Field Detail

one

protected static Real one

The dimensionless quantity one.

coefficient

protected static Real coefficient

The coefficient in the equation.

Constructor Detail

SaturationWetBulbPotentialTemperature

protected SaturationWetBulbPotentialTemperature(String name)
                                         throws VisADException

Constructs from a name.

Parameters:

name - The name for this quantity.

Throws:

VisADException - Couldn't create necessary VisAD object.

Method Detail

getRealType

public static RealType getRealType()
                            throws VisADException

Obtains the RealType associated with this class.

Returns:

The RealType associated with this class.

Throws:

VisADException - Couldn't perform necessary VisAD operation.

getRealTupleType

public static RealTupleType getRealTupleType()
                                      throws VisADException

Obtains the RealTupleType associated with this class.

Returns:

The RealTupleType associated with this class.

Throws:

VisADException - Couldn't perform necessary VisAD operation.

create

public static Data create(Data pressure,
                          Data temperature)
                   throws TypeException,
                          VisADException,
                          RemoteException

Creates a saturation wet-bulb potential temperature data object.

Parameters:

pressure - The air pressure data object.

temperature - The temperature data object.

Returns:

The saturation wet-bulb potential temperature data object corresponding to the input arguments.

Throws:

TypeException - An input argument has wrong type.

VisADException - Couldn't create necessary VisAD object.

RemoteException - Java RMI failure.