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/*
* Units of Measurement Reference Implementation
* Copyright (c) 2005-2016, Jean-Marie Dautelle, Werner Keil, V2COM.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions
* and the following disclaimer in the documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of JSR-363 nor the names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package tec.units.ri.unit;
import javax.measure.Quantity;
import javax.measure.Unit;
import javax.measure.quantity.Acceleration;
import javax.measure.quantity.AmountOfSubstance;
import javax.measure.quantity.Angle;
import javax.measure.quantity.Area;
import javax.measure.quantity.CatalyticActivity;
import javax.measure.quantity.Dimensionless;
import javax.measure.quantity.ElectricCapacitance;
import javax.measure.quantity.ElectricCharge;
import javax.measure.quantity.ElectricConductance;
import javax.measure.quantity.ElectricCurrent;
import javax.measure.quantity.ElectricInductance;
import javax.measure.quantity.ElectricPotential;
import javax.measure.quantity.ElectricResistance;
import javax.measure.quantity.Energy;
import javax.measure.quantity.Force;
import javax.measure.quantity.Frequency;
import javax.measure.quantity.Illuminance;
import javax.measure.quantity.Length;
import javax.measure.quantity.LuminousFlux;
import javax.measure.quantity.LuminousIntensity;
import javax.measure.quantity.MagneticFlux;
import javax.measure.quantity.MagneticFluxDensity;
import javax.measure.quantity.Mass;
import javax.measure.quantity.Power;
import javax.measure.quantity.Pressure;
import javax.measure.quantity.RadiationDoseAbsorbed;
import javax.measure.quantity.RadiationDoseEffective;
import javax.measure.quantity.Radioactivity;
import javax.measure.quantity.SolidAngle;
import javax.measure.quantity.Speed;
import javax.measure.quantity.Temperature;
import javax.measure.quantity.Time;
import javax.measure.quantity.Volume;
import javax.measure.spi.SystemOfUnits;
import tec.units.ri.AbstractSystemOfUnits;
import tec.units.ri.AbstractUnit;
import tec.units.ri.function.AddConverter;
import tec.units.ri.function.RationalConverter;
import tec.units.ri.quantity.QuantityDimension;
import tec.uom.lib.common.function.Nameable;
/**
*
* This class defines commonly used units.
*
* @author Werner Keil
* @version 0.8.4, March 16, 2016
*/
public class Units extends AbstractSystemOfUnits implements Nameable {
public static final String SYSTEM_NAME = "Units"; // This is for ME
// compatibility, since
// Class.getSimpleName()
// isn't available.
protected Units() {
}
private static final Units INSTANCE = new Units();
/**
* Holds the dimensionless unit ONE.
*
* @deprecated consider moving it to {@link AbstractUnit} again for static constant usage reasons.
*/
static final Unit ONE = addUnit(new ProductUnit(), Dimensionless.class);
// //////////////
// BASE UNITS //
// //////////////
/**
* The SI base unit for electric current quantities (standard name A). The Ampere is that constant current which, if maintained in two
* straight parallel conductors of infinite length, of negligible circular cross-section, and placed 1 meter apart in vacuum, would produce between
* these conductors a force equal to 2 * 10-7 newton per meter of length. It is named after the French physicist Andre Ampere (1775-1836).
*/
public static final Unit AMPERE = addUnit(new BaseUnit("A", QuantityDimension.ELECTRIC_CURRENT),
ElectricCurrent.class);
/**
* The SI base unit for luminous intensity quantities (standard name cd). The candela is the luminous intensity, in a given direction,
* of a source that emits monochromatic radiation of frequency 540 * 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per
* steradian
*
* @see Wikipedia: Candela
*/
public static final Unit CANDELA = addUnit(new BaseUnit("cd", QuantityDimension.LUMINOUS_INTENSITY),
LuminousIntensity.class);
/**
* The SI base unit for thermodynamic temperature quantities (standard name K). The kelvin is the 1/273.16th of the thermodynamic
* temperature of the triple point of water. It is named after the Scottish mathematician and physicist William Thomson 1st Lord Kelvin (1824-1907)
*/
public static final Unit KELVIN = addUnit(new BaseUnit("K", QuantityDimension.TEMPERATURE), Temperature.class);
/**
* The SI base unit for mass quantities (standard name kg). It is the only SI unit with a prefix as part of its name and symbol. The
* kilogram is equal to the mass of an international prototype in the form of a platinum-iridium cylinder kept at Sevres in France.
*
* @see #GRAM
*/
public static final Unit KILOGRAM = addUnit(new BaseUnit("kg", QuantityDimension.MASS), Mass.class);
/**
* The SI base unit for length quantities (standard name m). One metre was redefined in 1983 as the distance traveled by light in a
* vacuum in 1/299,792,458 of a second.
*/
public static final Unit METRE = addUnit(new BaseUnit("m", QuantityDimension.LENGTH), Length.class);
/**
* The SI base unit for amount of substance quantities (standard name mol). The mole is the amount of substance of a system which
* contains as many elementary entities as there are atoms in 0.012 kilogram of carbon 12.
*/
public static final Unit MOLE = addUnit(new BaseUnit("mol", QuantityDimension.AMOUNT_OF_SUBSTANCE),
AmountOfSubstance.class);
/**
* The SI base unit for duration quantities (standard name s). It is defined as the duration of 9,192,631,770 cycles of radiation
* corresponding to the transition between two hyperfine levels of the ground state of cesium (1967 Standard).
*/
public static final Unit
