com.dautelle.physics
Class LuminousIntensity

java.lang.Object
  java.lang.Number
      com.dautelle.math.numbers.RealtimeNumber
          com.dautelle.physics.Quantity
              com.dautelle.physics.LuminousIntensity

All Implemented Interfaces:

java.lang.Comparable, Operable, Realtime, Representable, java.io.Serializable

public class LuminousIntensity

extends Quantity

This class represents the luminous flux density per solid angle as measured in a given direction relative to the emitting source. The system unit for this quantity is "cd" (Système International d'Unités).

Version:

4.1, February 10, 2003

Author:

Jean-Marie Dautelle

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class com.dautelle.physics.Quantity

Quantity.Factory, Quantity.Value

Field Summary

static LuminousIntensity

ZERO Represents a LuminousIntensity amounting to nothing.

Constructor Summary

protected

LuminousIntensity() Default constructor (allows for derivation).

Method Summary

static LuminousIntensity	luminousIntensityOf(Quantity quantity) Returns the LuminousIntensity corresponding to the specified quantity.
static void	showAs(Unit unit) Shows LuminousIntensity instances in the specified unit.

Methods inherited from class com.dautelle.physics.Quantity

abs, add, appendTo, approxEquals, approxEquals, compareTo, divide, divide, doubleValue, doubleValue, equals, floatValue, floatValue, getAbsoluteError, getMaximum, getMinimum, getOutputUnit, getRelativeError, getSystemUnit, hashCode, intValue, intValue, inverse, isPossiblyZero, longValue, longValue, multiply, multiply, negate, opposite, plus, pow, random, reciprocal, root, subtract, times, toString, toString, toXml, valueOf, valueOf, valueOf, valueOf

Methods inherited from class com.dautelle.math.numbers.RealtimeNumber

clone, export, isLocalObject, isPoolObject, pow, recycle, toHeap

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

ZERO

public static final LuminousIntensity ZERO

Represents a LuminousIntensity amounting to nothing.

Constructor Detail

LuminousIntensity

protected LuminousIntensity()

Default constructor (allows for derivation).

Method Detail

luminousIntensityOf

public static LuminousIntensity luminousIntensityOf(Quantity quantity)

Returns the LuminousIntensity corresponding to the specified quantity.

Parameters:

quantity - a quantity compatible with LuminousIntensity.

Returns:

the specified quantity or a new LuminousIntensity instance.

Throws:

ConversionException - if the current model does not allow the specified quantity to be converted to LuminousIntensity.

showAs

public static void showAs(Unit unit)

Shows LuminousIntensity instances in the specified unit.

Parameters:

unit - the output unit for LuminousIntensity instances.

See Also:

Quantity.getOutputUnit()