com.dautelle.physics
Class Energy

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

All Implemented Interfaces:

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

public class Energy

extends Quantity

This class represents the capacity of a physical system to do work. The system unit for this quantity is "m²·kg/s²". By default, instances of this class are showed in Joule ("J").

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 Energy

ZERO Represents an Energy amounting to nothing.

Constructor Summary

protected

Energy() Default constructor (allows for derivation).

Method Summary

static Energy	energyOf(Quantity quantity) Returns the Energy corresponding to the specified quantity.
static void	showAs(Unit unit) Shows Energy 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 Energy ZERO

Represents an Energy amounting to nothing.

Constructor Detail

Energy

protected Energy()

Default constructor (allows for derivation).

Method Detail

energyOf

public static Energy energyOf(Quantity quantity)

Returns the Energy corresponding to the specified quantity.

Parameters:

quantity - a quantity compatible with Energy.

Returns:

the specified quantity or a new Energy instance.

Throws:

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

showAs

public static void showAs(Unit unit)

Shows Energy instances in the specified unit.

Parameters:

unit - the output unit for Energy instances.

See Also:

Quantity.getOutputUnit()