com.dautelle.physics
Class Velocity

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

All Implemented Interfaces:

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

public class Velocity

extends Quantity

This class represents a distance traveled divided by the time of travel. The system unit for this quantity is "m/s".

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 Velocity	SPEED_OF_LIGHT Holds the speed of light in vacuum (exact).
static Velocity	ZERO Represents a Velocity amounting to nothing.

Constructor Summary

protected

Velocity() Default constructor (allows for derivation).

Method Summary

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

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 Velocity ZERO

Represents a Velocity amounting to nothing.

SPEED_OF_LIGHT

public static final Velocity SPEED_OF_LIGHT

Holds the speed of light in vacuum (exact).

Constructor Detail

Velocity

protected Velocity()

Default constructor (allows for derivation).

Method Detail

velocityOf

public static Velocity velocityOf(Quantity quantity)

Returns the Velocity corresponding to the specified quantity.

Parameters:

quantity - a quantity compatible with Velocity.

Returns:

the specified quantity or a new Velocity instance.

Throws:

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

showAs

public static void showAs(Unit unit)

Shows Velocity instances in the specified unit.

Parameters:

unit - the output unit for Velocity instances.

See Also:

Quantity.getOutputUnit()