1 package org.djunits.value.vdouble.scalar;
2
3 import java.util.regex.Matcher;
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5 import org.djunits.unit.DimensionlessUnit;
6 import org.djunits.unit.ForceUnit;
7 import org.djunits.unit.FrequencyUnit;
8 import org.djunits.unit.LengthUnit;
9 import org.djunits.unit.LinearDensityUnit;
10 import org.djunits.unit.MoneyPerLengthUnit;
11 import org.djunits.unit.Unit;
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37 public class LinearDensity extends AbstractDoubleScalarRel<LinearDensityUnit, LinearDensity>
38 {
39
40 private static final long serialVersionUID = 20150905L;
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42
43 public static final LinearDensity ZERO = new LinearDensity(0.0, LinearDensityUnit.SI);
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45
46 @SuppressWarnings("checkstyle:constantname")
47 public static final LinearDensity NaN = new LinearDensity(Double.NaN, LinearDensityUnit.SI);
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50 public static final LinearDensity POSITIVE_INFINITY = new LinearDensity(Double.POSITIVE_INFINITY, LinearDensityUnit.SI);
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53 public static final LinearDensity NEGATIVE_INFINITY = new LinearDensity(Double.NEGATIVE_INFINITY, LinearDensityUnit.SI);
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56 public static final LinearDensity POS_MAXVALUE = new LinearDensity(Double.MAX_VALUE, LinearDensityUnit.SI);
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59 public static final LinearDensity NEG_MAXVALUE = new LinearDensity(-Double.MAX_VALUE, LinearDensityUnit.SI);
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66 public LinearDensity(final double value, final LinearDensityUnit unit)
67 {
68 super(value, unit);
69 }
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75 public LinearDensity(final LinearDensity value)
76 {
77 super(value);
78 }
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81 @Override
82 public final LinearDensity instantiateRel(final double value, final LinearDensityUnit unit)
83 {
84 return new LinearDensity(value, unit);
85 }
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92 public static final LinearDensity createSI(final double value)
93 {
94 return new LinearDensity(value, LinearDensityUnit.SI);
95 }
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104 public static LinearDensity interpolate(final LinearDensity zero, final LinearDensity one, final double ratio)
105 {
106 return new LinearDensity(zero.getInUnit() * (1 - ratio) + one.getInUnit(zero.getUnit()) * ratio, zero.getUnit());
107 }
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115 public static LinearDensity max(final LinearDensity r1, final LinearDensity r2)
116 {
117 return (r1.gt(r2)) ? r1 : r2;
118 }
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127 public static LinearDensity max(final LinearDensity r1, final LinearDensity r2, final LinearDensity... rn)
128 {
129 LinearDensity maxr = (r1.gt(r2)) ? r1 : r2;
130 for (LinearDensity r : rn)
131 {
132 if (r.gt(maxr))
133 {
134 maxr = r;
135 }
136 }
137 return maxr;
138 }
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146 public static LinearDensity min(final LinearDensity r1, final LinearDensity r2)
147 {
148 return (r1.lt(r2)) ? r1 : r2;
149 }
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158 public static LinearDensity min(final LinearDensity r1, final LinearDensity r2, final LinearDensity... rn)
159 {
160 LinearDensity minr = (r1.lt(r2)) ? r1 : r2;
161 for (LinearDensity r : rn)
162 {
163 if (r.lt(minr))
164 {
165 minr = r;
166 }
167 }
168 return minr;
169 }
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179 public static LinearDensity valueOf(final String text) throws IllegalArgumentException
180 {
181 if (text == null || text.length() == 0)
182 {
183 throw new IllegalArgumentException("Error parsing LinearDensity -- null or empty argument");
184 }
185 Matcher matcher = NUMBER_PATTERN.matcher(text);
186 if (matcher.find())
187 {
188 int index = matcher.end();
189 try
190 {
191 String unitString = text.substring(index).trim();
192 String valueString = text.substring(0, index).trim();
193 for (LinearDensityUnit unit : Unit.getUnits(LinearDensityUnit.class))
194 {
195 if (unit.getDefaultLocaleTextualRepresentations().contains(unitString))
196 {
197 double d = Double.parseDouble(valueString);
198 return new LinearDensity(d, unit);
199 }
200 }
201 }
202 catch (Exception exception)
203 {
204 throw new IllegalArgumentException("Error parsing LinearDensity from " + text, exception);
205 }
206 }
207 throw new IllegalArgumentException("Error parsing LinearDensity from " + text);
208 }
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215 public final Dimensionless divideBy(final LinearDensity v)
216 {
217 return new Dimensionless(this.si / v.si, DimensionlessUnit.SI);
218 }
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225 public final Length multiplyBy(final Area v)
226 {
227 return new Length(this.si * v.si, LengthUnit.SI);
228 }
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235 public final Force multiplyBy(final Energy v)
236 {
237 return new Force(this.si * v.si, ForceUnit.SI);
238 }
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245 public final Frequency multiplyBy(final Speed v)
246 {
247 return new Frequency(this.si * v.si, FrequencyUnit.SI);
248 }
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255 public final MoneyPerLength multiplyBy(final Money v)
256 {
257 return new MoneyPerLength(this.si * v.si, MoneyPerLengthUnit.getStandardMoneyPerLengthUnit());
258 }
259
260 }