tec.units.ri

Class AbstractSystemOfUnits

java.lang.Object

tec.units.ri.AbstractSystemOfUnits

All Implemented Interfaces:

javax.measure.spi.SystemOfUnits

Direct Known Subclasses:

Units

public abstract class AbstractSystemOfUnits
extends Object
implements javax.measure.spi.SystemOfUnits

An abstract base class for unit systems.

Version:

1.0, August 9, 2016

Author:

Werner Keil

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	AbstractSystemOfUnits.Helper

Field Summary

Fields

Modifier and Type	Field and Description
protected static double	E The natural logarithm.
protected static Logger	logger
protected Map<Class<? extends javax.measure.Quantity>,javax.measure.Unit>	quantityToUnit Holds the mapping quantity to unit.
protected Set<javax.measure.Unit<?>>	units Holds the units.

Constructor Summary

Constructors

Constructor and Description
AbstractSystemOfUnits()

Method Summary

Methods

Modifier and Type	Method and Description
protected <U extends javax.measure.Unit<?>> U	addUnit(U unit, String name) Adds a new named unit to the collection.
protected <U extends javax.measure.Unit<?>> U	addUnit(U unit, String name, String symbol) Adds a new named unit to the collection.
abstract String	getName()
<Q extends javax.measure.Quantity<Q>> javax.measure.Unit<Q>	getUnit(Class<Q> quantityType)
Set<javax.measure.Unit<?>>	getUnits()
Set<? extends javax.measure.Unit<?>>	getUnits(javax.measure.Dimension dimension)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

logger

protected static final Logger logger

units

protected final Set<javax.measure.Unit<?>> units

Holds the units.

quantityToUnit

protected final Map<Class<? extends javax.measure.Quantity>,javax.measure.Unit> quantityToUnit

Holds the mapping quantity to unit.

E

protected static final double E

The natural logarithm.

See Also:

Constant Field Values

Constructor Detail

AbstractSystemOfUnits

public AbstractSystemOfUnits()

Method Detail

getName

public abstract String getName()

Specified by:

getName in interface javax.measure.spi.SystemOfUnits

getUnits

public Set<javax.measure.Unit<?>> getUnits()

Specified by:

getUnits in interface javax.measure.spi.SystemOfUnits

getUnits

public Set<? extends javax.measure.Unit<?>> getUnits(javax.measure.Dimension dimension)

Specified by:

getUnits in interface javax.measure.spi.SystemOfUnits

getUnit

public <Q extends javax.measure.Quantity<Q>> javax.measure.Unit<Q> getUnit(Class<Q> quantityType)

Specified by:

getUnit in interface javax.measure.spi.SystemOfUnits

addUnit

protected <U extends javax.measure.Unit<?>> U addUnit(U unit,
                                          String name,
                                          String symbol)

Adds a new named unit to the collection.

Parameters:

unit - the unit being added.

name - the name of the unit.

name - the symbol of the unit.

Returns:

unit.

addUnit

protected <U extends javax.measure.Unit<?>> U addUnit(U unit,
                                          String name)

Adds a new named unit to the collection.

Parameters:

unit - the unit being added.

name - the name of the unit.

Returns:

unit.