001/* 002 * Units of Measurement API 003 * Copyright (c) 2014-2023, Jean-Marie Dautelle, Werner Keil, Otavio Santana. 004 * 005 * All rights reserved. 006 * 007 * Redistribution and use in source and binary forms, with or without modification, 008 * are permitted provided that the following conditions are met: 009 * 010 * 1. Redistributions of source code must retain the above copyright notice, 011 * this list of conditions and the following disclaimer. 012 * 013 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions 014 * and the following disclaimer in the documentation and/or other materials provided with the distribution. 015 * 016 * 3. Neither the name of JSR-385 nor the names of its contributors may be used to endorse or promote products 017 * derived from this software without specific prior written permission. 018 * 019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 021 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 022 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 023 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 026 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 028 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 029 */ 030package javax.measure.test.unit; 031 032import java.math.BigDecimal; 033 034import javax.measure.Unit; 035import javax.measure.quantity.Length; 036 037/** 038 * @author Werner Keil 039 */ 040public class DistanceUnit extends BaseUnit<Length> { 041 042 public static final DistanceUnit m = new DistanceUnit("m", 1.0); // reference 043 // Unit 044 public static final DistanceUnit REF_UNIT = m; // reference Unit 045 public static final DistanceUnit in = new DistanceUnit("in", 0.0254); 046 public static final DistanceUnit km = new DistanceUnit("km", 1.0e+3); 047 public static final DistanceUnit cm = new DistanceUnit("cm", 1.0e-2); 048 public static final DistanceUnit mile = new DistanceUnit("mile", 1609.0); 049 public static final DistanceUnit \u00C5ngstr\u00F6m = new DistanceUnit("\u00C5ngstr\u00F6m", 1.0e-10); 050 public static final DistanceUnit AU = new DistanceUnit("AU", 1.5e+11); 051 public static final DistanceUnit parsec = new DistanceUnit("parsec", 3.08e+16); 052 053 public DistanceUnit(String name2, double convF) { 054 super(name2, name2); 055 multFactor = BigDecimal.valueOf(convF); 056 } 057 058 public DistanceUnit(String name2, DistanceUnit unit, double convF) { 059 super("", name2); 060 multFactor = unit.multFactor.multiply(BigDecimal.valueOf(convF)); 061 } 062 063 @Override 064 public Unit<Length> getSystemUnit() { 065 return REF_UNIT; 066 } 067}