1 package org.djunits.value.vdouble.scalar;
2
3 import java.util.regex.Matcher;
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5 import org.djunits.unit.DensityUnit;
6 import org.djunits.unit.DimensionlessUnit;
7 import org.djunits.unit.DurationUnit;
8 import org.djunits.unit.FlowMassUnit;
9 import org.djunits.unit.ForceUnit;
10 import org.djunits.unit.MassUnit;
11 import org.djunits.unit.MoneyUnit;
12 import org.djunits.unit.Unit;
13 import org.djunits.unit.VolumeUnit;
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39 public class Mass extends AbstractDoubleScalarRel<MassUnit, Mass>
40 {
41
42 private static final long serialVersionUID = 20150905L;
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44
45 public static final Mass ZERO = new Mass(0.0, MassUnit.SI);
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48 @SuppressWarnings("checkstyle:constantname")
49 public static final Mass NaN = new Mass(Double.NaN, MassUnit.SI);
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52 public static final Mass POSITIVE_INFINITY = new Mass(Double.POSITIVE_INFINITY, MassUnit.SI);
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55 public static final Mass NEGATIVE_INFINITY = new Mass(Double.NEGATIVE_INFINITY, MassUnit.SI);
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58 public static final Mass POS_MAXVALUE = new Mass(Double.MAX_VALUE, MassUnit.SI);
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61 public static final Mass NEG_MAXVALUE = new Mass(-Double.MAX_VALUE, MassUnit.SI);
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68 public Mass(final double value, final MassUnit unit)
69 {
70 super(value, unit);
71 }
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77 public Mass(final Mass value)
78 {
79 super(value);
80 }
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82
83 @Override
84 public final Mass instantiateRel(final double value, final MassUnit unit)
85 {
86 return new Mass(value, unit);
87 }
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94 public static final Mass createSI(final double value)
95 {
96 return new Mass(value, MassUnit.SI);
97 }
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106 public static Mass interpolate(final Mass zero, final Mass one, final double ratio)
107 {
108 return new Mass(zero.getInUnit() * (1 - ratio) + one.getInUnit(zero.getUnit()) * ratio, zero.getUnit());
109 }
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117 public static Mass max(final Mass r1, final Mass r2)
118 {
119 return (r1.gt(r2)) ? r1 : r2;
120 }
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129 public static Mass max(final Mass r1, final Mass r2, final Mass... rn)
130 {
131 Mass maxr = (r1.gt(r2)) ? r1 : r2;
132 for (Mass r : rn)
133 {
134 if (r.gt(maxr))
135 {
136 maxr = r;
137 }
138 }
139 return maxr;
140 }
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148 public static Mass min(final Mass r1, final Mass r2)
149 {
150 return (r1.lt(r2)) ? r1 : r2;
151 }
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160 public static Mass min(final Mass r1, final Mass r2, final Mass... rn)
161 {
162 Mass minr = (r1.lt(r2)) ? r1 : r2;
163 for (Mass r : rn)
164 {
165 if (r.lt(minr))
166 {
167 minr = r;
168 }
169 }
170 return minr;
171 }
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181 public static Mass valueOf(final String text) throws IllegalArgumentException
182 {
183 if (text == null || text.length() == 0)
184 {
185 throw new IllegalArgumentException("Error parsing Mass -- null or empty argument");
186 }
187 Matcher matcher = NUMBER_PATTERN.matcher(text);
188 if (matcher.find())
189 {
190 int index = matcher.end();
191 try
192 {
193 String unitString = text.substring(index).trim();
194 String valueString = text.substring(0, index).trim();
195 for (MassUnit unit : Unit.getUnits(MassUnit.class))
196 {
197 if (unit.getDefaultLocaleTextualRepresentations().contains(unitString))
198 {
199 double d = Double.parseDouble(valueString);
200 return new Mass(d, unit);
201 }
202 }
203 }
204 catch (Exception exception)
205 {
206 throw new IllegalArgumentException("Error parsing Mass from " + text, exception);
207 }
208 }
209 throw new IllegalArgumentException("Error parsing Mass from " + text);
210 }
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217 public final Dimensionless divideBy(final Mass v)
218 {
219 return new Dimensionless(this.si / v.si, DimensionlessUnit.SI);
220 }
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227 public final Duration divideBy(final FlowMass v)
228 {
229 return new Duration(this.si / v.si, DurationUnit.SI);
230 }
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237 public final FlowMass divideBy(final Duration v)
238 {
239 return new FlowMass(this.si / v.si, FlowMassUnit.SI);
240 }
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247 public final Force multiplyBy(final Acceleration v)
248 {
249 return new Force(this.si * v.si, ForceUnit.SI);
250 }
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257 public final FlowMass multiplyBy(final Frequency v)
258 {
259 return new FlowMass(this.si * v.si, FlowMassUnit.SI);
260 }
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267 public final Volume divideBy(final Density v)
268 {
269 return new Volume(this.si / v.si, VolumeUnit.SI);
270 }
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277 public final Density divideBy(final Volume v)
278 {
279 return new Density(this.si / v.si, DensityUnit.SI);
280 }
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287 public final Money multiplyBy(final MoneyPerMass v)
288 {
289 return new Money(this.si * v.si, MoneyUnit.getStandardMoneyUnit());
290 }
291
292 }