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1   package org.djunits.value.vdouble.scalar;
2   
3   import java.util.regex.Matcher;
4   
5   import javax.annotation.Generated;
6   
7   import org.djunits.Throw;
8   import org.djunits.unit.DimensionlessUnit;
9   import org.djunits.unit.EnergyUnit;
10  import org.djunits.unit.FlowMassUnit;
11  import org.djunits.unit.LengthUnit;
12  import org.djunits.unit.MassUnit;
13  import org.djunits.unit.MomentumUnit;
14  import org.djunits.unit.PowerUnit;
15  import org.djunits.unit.SpeedUnit;
16  import org.djunits.value.util.ValueUtil;
17  import org.djunits.value.vdouble.scalar.base.AbstractDoubleScalarRel;
18  
19  /**
20   * Easy access methods for the Momentum DoubleScalar, which is relative by definition.
21   * <p>
22   * Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
23   * BSD-style license. See <a href="https://djunits.org/docs/license.html">DJUNITS License</a>.
24   * </p>
25   * @author <a href="https://www.tudelft.nl/averbraeck">Alexander Verbraeck</a>
26   * @author <a href="https://www.tudelft.nl/staff/p.knoppers/">Peter Knoppers</a>
27   */
28  @Generated(value = "org.djunits.generator.GenerateDJUNIT", date = "2020-01-19T15:21:24.964166400Z")
29  public class Momentum extends AbstractDoubleScalarRel<MomentumUnit, Momentum>
30  {
31      /** */
32      private static final long serialVersionUID = 20150905L;
33  
34      /** Constant with value zero. */
35      public static final Momentum/scalar/Momentum.html#Momentum">Momentum ZERO = new Momentum(0.0, MomentumUnit.SI);
36  
37      /** Constant with value one. */
38      public static final Momentume/scalar/Momentum.html#Momentum">Momentum ONE = new Momentum(1.0, MomentumUnit.SI);
39  
40      /** Constant with value NaN. */
41      @SuppressWarnings("checkstyle:constantname")
42      public static final Momentume/scalar/Momentum.html#Momentum">Momentum NaN = new Momentum(Double.NaN, MomentumUnit.SI);
43  
44      /** Constant with value POSITIVE_INFINITY. */
45      public static final Momentumtum.html#Momentum">Momentum POSITIVE_INFINITY = new Momentum(Double.POSITIVE_INFINITY, MomentumUnit.SI);
46  
47      /** Constant with value NEGATIVE_INFINITY. */
48      public static final Momentumtum.html#Momentum">Momentum NEGATIVE_INFINITY = new Momentum(Double.NEGATIVE_INFINITY, MomentumUnit.SI);
49  
50      /** Constant with value MAX_VALUE. */
51      public static final MomentumMomentum.html#Momentum">Momentum POS_MAXVALUE = new Momentum(Double.MAX_VALUE, MomentumUnit.SI);
52  
53      /** Constant with value -MAX_VALUE. */
54      public static final MomentumMomentum.html#Momentum">Momentum NEG_MAXVALUE = new Momentum(-Double.MAX_VALUE, MomentumUnit.SI);
55  
56      /**
57       * Construct Momentum scalar.
58       * @param value double; the double value
59       * @param unit MomentumUnit; unit for the double value
60       */
61      public Momentum(final double value, final MomentumUnit unit)
62      {
63          super(value, unit);
64      }
65  
66      /**
67       * Construct Momentum scalar.
68       * @param value Momentum; Scalar from which to construct this instance
69       */
70      public Momentumouble/scalar/Momentum.html#Momentum">Momentum(final Momentum value)
71      {
72          super(value);
73      }
74  
75      /** {@inheritDoc} */
76      @Override
77      public final Momentum instantiateRel(final double value, final MomentumUnit unit)
78      {
79          return new Momentum(value, unit);
80      }
81  
82      /**
83       * Construct Momentum scalar.
84       * @param value double; the double value in SI units
85       * @return Momentum; the new scalar with the SI value
86       */
87      public static final Momentum instantiateSI(final double value)
88      {
89          return new Momentum(value, MomentumUnit.SI);
90      }
91  
92      /**
93       * Interpolate between two values.
94       * @param zero Momentum; the low value
95       * @param one Momentum; the high value
96       * @param ratio double; the ratio between 0 and 1, inclusive
97       * @return Momentum; a Scalar at the ratio between
98       */
99      public static Momentumscalar/Momentum.html#Momentum">Momentum/Momentum.html#Momentum">Momentum interpolate(final Momentumscalar/Momentum.html#Momentum">Momentum zero, final Momentum one, final double ratio)
100     {
101         return new Momentum(zero.getInUnit() * (1 - ratio) + one.getInUnit(zero.getDisplayUnit()) * ratio,
102                 zero.getDisplayUnit());
103     }
104 
105     /**
106      * Return the maximum value of two relative scalars.
107      * @param r1 Momentum; the first scalar
108      * @param r2 Momentum; the second scalar
109      * @return Momentum; the maximum value of two relative scalars
110      */
111     public static Momentume/scalar/Momentum.html#Momentum">Momentume/scalar/Momentum.html#Momentum">Momentum max(final Momentume/scalar/Momentum.html#Momentum">Momentum r1, final Momentum r2)
112     {
113         return r1.gt(r2) ? r1 : r2;
114     }
115 
116     /**
117      * Return the maximum value of more than two relative scalars.
118      * @param r1 Momentum; the first scalar
119      * @param r2 Momentum; the second scalar
120      * @param rn Momentum...; the other scalars
121      * @return Momentum; the maximum value of more than two relative scalars
122      */
123     public static Momentume/scalar/Momentum.html#Momentum">Momentume/scalar/Momentum.html#Momentum">Momentum max(final Momentume/scalar/Momentum.html#Momentum">Momentum r1, final Momentum r2, final Momentum... rn)
124     {
125         Momentum maxr = r1.gt(r2) ? r1 : r2;
126         for (Momentum r : rn)
127         {
128             if (r.gt(maxr))
129             {
130                 maxr = r;
131             }
132         }
133         return maxr;
134     }
135 
136     /**
137      * Return the minimum value of two relative scalars.
138      * @param r1 Momentum; the first scalar
139      * @param r2 Momentum; the second scalar
140      * @return Momentum; the minimum value of two relative scalars
141      */
142     public static Momentume/scalar/Momentum.html#Momentum">Momentume/scalar/Momentum.html#Momentum">Momentum min(final Momentume/scalar/Momentum.html#Momentum">Momentum r1, final Momentum r2)
143     {
144         return r1.lt(r2) ? r1 : r2;
145     }
146 
147     /**
148      * Return the minimum value of more than two relative scalars.
149      * @param r1 Momentum; the first scalar
150      * @param r2 Momentum; the second scalar
151      * @param rn Momentum...; the other scalars
152      * @return Momentum; the minimum value of more than two relative scalars
153      */
154     public static Momentume/scalar/Momentum.html#Momentum">Momentume/scalar/Momentum.html#Momentum">Momentum min(final Momentume/scalar/Momentum.html#Momentum">Momentum r1, final Momentum r2, final Momentum... rn)
155     {
156         Momentum minr = r1.lt(r2) ? r1 : r2;
157         for (Momentum r : rn)
158         {
159             if (r.lt(minr))
160             {
161                 minr = r;
162             }
163         }
164         return minr;
165     }
166 
167     /**
168      * Returns a Momentum representation of a textual representation of a value with a unit. The String representation that can
169      * be parsed is the double value in the unit, followed by the official abbreviation of the unit. Spaces are allowed, but not
170      * required, between the value and the unit.
171      * @param text String; the textual representation to parse into a Momentum
172      * @return Momentum; the Scalar representation of the value in its unit
173      * @throws IllegalArgumentException when the text cannot be parsed
174      * @throws NullPointerException when the text argument is null
175      */
176     public static Momentum valueOf(final String text)
177     {
178         Throw.whenNull(text, "Error parsing Momentum: text to parse is null");
179         Throw.when(text.length() == 0, IllegalArgumentException.class, "Error parsing Momentum: empty text to parse");
180         Matcher matcher = ValueUtil.NUMBER_PATTERN.matcher(text);
181         if (matcher.find())
182         {
183             int index = matcher.end();
184             String unitString = text.substring(index).trim();
185             String valueString = text.substring(0, index).trim();
186             MomentumUnit unit = MomentumUnit.BASE.getUnitByAbbreviation(unitString);
187             if (unit != null)
188             {
189                 double d = Double.parseDouble(valueString);
190                 return new Momentum(d, unit);
191             }
192         }
193         throw new IllegalArgumentException("Error parsing Momentum from " + text);
194     }
195 
196     /**
197      * Returns a Momentum based on a value and the textual representation of the unit.
198      * @param value double; the value to use
199      * @param unitString String; the textual representation of the unit
200      * @return Momentum; the Scalar representation of the value in its unit
201      * @throws IllegalArgumentException when the unit cannot be parsed or is incorrect
202      * @throws NullPointerException when the unitString argument is null
203      */
204     public static Momentum of(final double value, final String unitString)
205     {
206         Throw.whenNull(unitString, "Error parsing Momentum: unitString is null");
207         Throw.when(unitString.length() == 0, IllegalArgumentException.class, "Error parsing Momentum: empty unitString");
208         MomentumUnit unit = MomentumUnit.BASE.getUnitByAbbreviation(unitString);
209         if (unit != null)
210         {
211             return new Momentum(value, unit);
212         }
213         throw new IllegalArgumentException("Error parsing Momentum with unit " + unitString);
214     }
215 
216     /**
217      * Calculate the division of Momentum and Momentum, which results in a Dimensionless scalar.
218      * @param v Momentum scalar
219      * @return Dimensionless scalar as a division of Momentum and Momentum
220      */
221     public final Dimensionless divide(final Momentum v)
222     {
223         return new Dimensionless(this.si / v.si, DimensionlessUnit.SI);
224     }
225 
226     /**
227      * Calculate the division of Momentum and Speed, which results in a Mass scalar.
228      * @param v Momentum scalar
229      * @return Mass scalar as a division of Momentum and Speed
230      */
231     public final Mass divide(final Speed v)
232     {
233         return new Mass(this.si / v.si, MassUnit.SI);
234     }
235 
236     /**
237      * Calculate the division of Momentum and Mass, which results in a Speed scalar.
238      * @param v Momentum scalar
239      * @return Speed scalar as a division of Momentum and Mass
240      */
241     public final Speed divide(final Mass v)
242     {
243         return new Speed(this.si / v.si, SpeedUnit.SI);
244     }
245 
246     /**
247      * Calculate the division of Momentum and Length, which results in a FlowMass scalar.
248      * @param v Momentum scalar
249      * @return FlowMass scalar as a division of Momentum and Length
250      */
251     public final FlowMass divide(final Length v)
252     {
253         return new FlowMass(this.si / v.si, FlowMassUnit.SI);
254     }
255 
256     /**
257      * Calculate the division of Momentum and FlowMass, which results in a Length scalar.
258      * @param v Momentum scalar
259      * @return Length scalar as a division of Momentum and FlowMass
260      */
261     public final Length divide(final FlowMass v)
262     {
263         return new Length(this.si / v.si, LengthUnit.SI);
264     }
265 
266     /**
267      * Calculate the multiplication of Momentum and Speed, which results in a Energy scalar.
268      * @param v Momentum scalar
269      * @return Energy scalar as a multiplication of Momentum and Speed
270      */
271     public final Energy times(final Speed v)
272     {
273         return new Energy(this.si * v.si, EnergyUnit.SI);
274     }
275 
276     /**
277      * Calculate the multiplication of Momentum and Acceleration, which results in a Power scalar.
278      * @param v Momentum scalar
279      * @return Power scalar as a multiplication of Momentum and Acceleration
280      */
281     public final Power times(final Acceleration v)
282     {
283         return new Power(this.si * v.si, PowerUnit.SI);
284     }
285 
286 }