Package javax.measure.test.unit

Class BaseUnit<Q extends Quantity<Q>>

Object

TestUnit<Q>

BaseUnit<Q>

Type Parameters:

Q - The type of the quantity measured by this unit.

All Implemented Interfaces:

Unit<Q>

Direct Known Subclasses:

DistanceUnit, MassUnit, TimeUnit

public class BaseUnit<Q extends Quantity<Q>>
extends TestUnit<Q>

Building blocks on top of which all others units are created. Base units are always unscaled metric units.

When using the standard model (default), all seven base units are dimensionally independent.

Since:

1.0

Version:

1.1

Author:

Jean-Marie Dautelle, Werner Keil

See Also:

• Wikipedia: SI base unit

Field Summary

Fields inherited from class TestUnit

multFactor, name, ONE, symbol

Constructor Summary

Constructors

Constructor	Description
BaseUnit(String symbol)	Creates a base unit having the specified symbol.
BaseUnit(String name, double factor)	Creates a base unit with name and factor
BaseUnit(String symbol, String name)	Creates a base unit having the specified symbol.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
String	getSymbol()
Unit<Q>	getSystemUnit()
int	hashCode()

Methods inherited from class TestUnit

alternate, asType, divide, divide, divide, getBaseUnits, getConverterTo, getConverterToAny, getDimension, getMultFactor, getName, getSystemConverter, inverse, isCompatible, isEquivalentTo, multiply, multiply, multiply, pow, prefix, root, shift, shift, toString, transform

Methods inherited from class Object

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

Constructor Details

BaseUnit

public BaseUnit(String symbol,
 String name)

Creates a base unit having the specified symbol.

Parameters:

symbol - the symbol of this base unit.

name - the name of this base unit.

Throws:

IllegalArgumentException - if the specified symbol is associated to a different unit.

BaseUnit

public BaseUnit(String name,
 double factor)

Creates a base unit with name and factor

Parameters:

factor - the factor

name - the name of this base unit.

Throws:

IllegalArgumentException - if the specified symbol is associated to a different unit.

BaseUnit

public BaseUnit(String symbol)

Creates a base unit having the specified symbol.

Parameters:

symbol - the symbol of this base unit.

Throws:

IllegalArgumentException - if the specified symbol is associated to a different unit.

Method Details

getSymbol

public String getSymbol()

Specified by:

getSymbol in interface Unit<Q extends Quantity<Q>>

Overrides:

getSymbol in class TestUnit<Q extends Quantity<Q>>

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getSystemUnit

public Unit<Q> getSystemUnit()

Specified by:

getSystemUnit in interface Unit<Q extends Quantity<Q>>

Specified by:

getSystemUnit in class TestUnit<Q extends Quantity<Q>>