Package gnu.math

Class BaseUnit

java.lang.Object

java.lang.Number

gnu.math.Numeric

gnu.math.Quantity

gnu.math.Unit

gnu.math.NamedUnit

gnu.math.BaseUnit

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable

public class BaseUnit
extends NamedUnit
implements java.io.Externalizable

A primitive Unit of measurement (such as a meter).

See Also:

Serialized Form

Field Summary

Fields inherited from class gnu.math.Unit

cm, date, degree, duration, Empty, gradian, gram, hour, in, meter, minute, mm, month, NON_COMBINABLE, pica, pt, radian, second

Fields inherited from class gnu.math.Numeric

CEILING, FLOOR, NONNEG_MOD, ROUND, TRUNCATE

Constructor Summary

Constructors

Constructor	Description
BaseUnit()	Should only be used for serialization, and Unit.Empty.
BaseUnit(java.lang.String name)
BaseUnit(java.lang.String name, java.lang.String dimension)

Method Summary

Modifier and Type	Method	Description
static int	compare(BaseUnit unit1, BaseUnit unit2)
java.lang.String	getDimension()
int	hashCode()
protected void	init()
static BaseUnit	lookup(java.lang.String name, java.lang.String dimension)	Look for an existing matching BaseUnit.
static BaseUnit	make(java.lang.String name, java.lang.String dimension)
void	readExternal(java.io.ObjectInput in)
java.lang.Object	readResolve()
Unit	unit()
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class gnu.math.NamedUnit

getName, lookup, lookup, make, make

Methods inherited from class gnu.math.Unit

define, define, dimensions, divide, doubleValue, isExact, isZero, number, pow, power, sqrt, times, toString, toString, toString

Methods inherited from class gnu.math.Quantity

abs, add, add, addReversed, compare, compare, compareReversed, div, divide, divReversed, doubleImagValue, doubleJmagValue, doubleKmagValue, im, imValue, jm, jmValue, km, kmValue, make, make, make, mul, mulReversed, neg, re, reValue, times, toString

Methods inherited from class gnu.math.Numeric

add, asNumericOrNull, div_inv, equals, floatValue, geq, grt, intValue, longValue, mul_ident, sub, toExact, toInexact

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseUnit

public BaseUnit()

Should only be used for serialization, and Unit.Empty.

BaseUnit

public BaseUnit(java.lang.String name)

BaseUnit

public BaseUnit(java.lang.String name,
                java.lang.String dimension)

Method Detail

getDimension

public java.lang.String getDimension()

init

protected void init()

Overrides:

init in class NamedUnit

hashCode

public int hashCode()

Overrides:

hashCode in class Unit

unit

public Unit unit()

Overrides:

unit in class Unit

lookup

public static BaseUnit lookup(java.lang.String name,
                              java.lang.String dimension)

Look for an existing matching BaseUnit.

Parameters:

name - name of desired BaseUnit, such as "m"

dimension - a name for what the unit measures, such as "Length".

make

public static BaseUnit make(java.lang.String name,
                            java.lang.String dimension)

compare

public static int compare(BaseUnit unit1,
                          BaseUnit unit2)

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Overrides:

writeExternal in class NamedUnit

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Overrides:

readExternal in class NamedUnit

Throws:

java.io.IOException

java.lang.ClassNotFoundException

readResolve

public java.lang.Object readResolve()
                             throws java.io.ObjectStreamException

Overrides:

readResolve in class NamedUnit

Throws:

java.io.ObjectStreamException