com.dautelle.physics
Class DataAmount

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

All Implemented Interfaces:

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

public class DataAmount

extends Quantity

This class represents a measure of data amount. The system unit for this quantity is "bit". This quantity is dimensionless.

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 DataAmount

ZERO Represents a DataAmount amounting to nothing.

Constructor Summary

protected

DataAmount() Default constructor (allows for derivation).

Method Summary

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

Represents a DataAmount amounting to nothing.

Constructor Detail

DataAmount

protected DataAmount()

Default constructor (allows for derivation).

Method Detail

dataAmountOf

public static DataAmount dataAmountOf(Quantity quantity)

Returns the DataAmount corresponding to the specified quantity.

Parameters:

quantity - a quantity compatible with DataAmount.

Returns:

the specified quantity or a new DataAmount instance.

Throws:

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

showAs

public static void showAs(Unit unit)

Shows DataAmount instances in the specified unit.

Parameters:

unit - the output unit for DataAmount instances.

See Also:

Quantity.getOutputUnit()