Momentum.java
package org.djunits.value.vdouble.scalar;
import java.util.Locale;
import org.djunits.unit.DimensionlessUnit;
import org.djunits.unit.EnergyUnit;
import org.djunits.unit.FlowMassUnit;
import org.djunits.unit.LengthUnit;
import org.djunits.unit.MassUnit;
import org.djunits.unit.MomentumUnit;
import org.djunits.unit.PowerUnit;
import org.djunits.unit.SpeedUnit;
import org.djunits.value.vdouble.scalar.base.DoubleScalarRel;
import org.djutils.base.NumberParser;
import org.djutils.exceptions.Throw;
import jakarta.annotation.Generated;
/**
* Easy access methods for the Momentum DoubleScalar, which is relative by definition.
* <p>
* Copyright (c) 2013-2025 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
* BSD-style license. See <a href="https://djunits.org/docs/license.html">DJUNITS License</a>.
* </p>
* @author <a href="https://www.tudelft.nl/averbraeck">Alexander Verbraeck</a>
* @author <a href="https://www.tudelft.nl/staff/p.knoppers/">Peter Knoppers</a>
*/
@Generated(value = "org.djunits.generator.GenerateDJUNIT", date = "2025-09-06T15:16:28.380798Z")
public class Momentum extends DoubleScalarRel<MomentumUnit, Momentum>
{
/** */
private static final long serialVersionUID = 20150905L;
/** Constant with value zero. */
public static final Momentum ZERO = new Momentum(0.0, MomentumUnit.SI);
/** Constant with value one. */
public static final Momentum ONE = new Momentum(1.0, MomentumUnit.SI);
/** Constant with value NaN. */
@SuppressWarnings("checkstyle:constantname")
public static final Momentum NaN = new Momentum(Double.NaN, MomentumUnit.SI);
/** Constant with value POSITIVE_INFINITY. */
public static final Momentum POSITIVE_INFINITY = new Momentum(Double.POSITIVE_INFINITY, MomentumUnit.SI);
/** Constant with value NEGATIVE_INFINITY. */
public static final Momentum NEGATIVE_INFINITY = new Momentum(Double.NEGATIVE_INFINITY, MomentumUnit.SI);
/** Constant with value MAX_VALUE. */
public static final Momentum POS_MAXVALUE = new Momentum(Double.MAX_VALUE, MomentumUnit.SI);
/** Constant with value -MAX_VALUE. */
public static final Momentum NEG_MAXVALUE = new Momentum(-Double.MAX_VALUE, MomentumUnit.SI);
/**
* Construct Momentum scalar with a unit.
* @param value the double value, expressed in the given unit
* @param unit unit for the double value
*/
public Momentum(final double value, final MomentumUnit unit)
{
super(value, unit);
}
/**
* Construct Momentum scalar.
* @param value Scalar from which to construct this instance
*/
public Momentum(final Momentum value)
{
super(value);
}
@Override
public final Momentum instantiateRel(final double value, final MomentumUnit unit)
{
return new Momentum(value, unit);
}
/**
* Construct Momentum scalar based on an SI value.
* @param value the double value in SI units
* @return the new scalar with the SI value
*/
public static final Momentum ofSI(final double value)
{
return new Momentum(value, MomentumUnit.SI);
}
/**
* Interpolate between two values. Note that the first value does not have to be smaller than the second.
* @param zero the value at a ratio of zero
* @param one the value at a ratio of one
* @param ratio the ratio between 0 and 1, inclusive
* @return a Momentum at the given ratio between 0 and 1
*/
public static Momentum interpolate(final Momentum zero, final Momentum one, final double ratio)
{
Throw.when(ratio < 0.0 || ratio > 1.0, IllegalArgumentException.class,
"ratio for interpolation should be between 0 and 1, but is %f", ratio);
return new Momentum(zero.getInUnit() * (1 - ratio) + one.getInUnit(zero.getDisplayUnit()) * ratio,
zero.getDisplayUnit());
}
/**
* Return the maximum value of two relative scalars.
* @param r1 the first scalar
* @param r2 the second scalar
* @return the maximum value of two relative scalars
*/
public static Momentum max(final Momentum r1, final Momentum r2)
{
return r1.gt(r2) ? r1 : r2;
}
/**
* Return the maximum value of more than two relative scalars.
* @param r1 the first scalar
* @param r2 the second scalar
* @param rn the other scalars
* @return the maximum value of more than two relative scalars
*/
public static Momentum max(final Momentum r1, final Momentum r2, final Momentum... rn)
{
Momentum maxr = r1.gt(r2) ? r1 : r2;
for (Momentum r : rn)
{
if (r.gt(maxr))
{
maxr = r;
}
}
return maxr;
}
/**
* Return the minimum value of two relative scalars.
* @param r1 the first scalar
* @param r2 the second scalar
* @return the minimum value of two relative scalars
*/
public static Momentum min(final Momentum r1, final Momentum r2)
{
return r1.lt(r2) ? r1 : r2;
}
/**
* Return the minimum value of more than two relative scalars.
* @param r1 the first scalar
* @param r2 the second scalar
* @param rn the other scalars
* @return the minimum value of more than two relative scalars
*/
public static Momentum min(final Momentum r1, final Momentum r2, final Momentum... rn)
{
Momentum minr = r1.lt(r2) ? r1 : r2;
for (Momentum r : rn)
{
if (r.lt(minr))
{
minr = r;
}
}
return minr;
}
/**
* Returns a Momentum representation of a textual representation of a value with a unit. The String representation that can
* be parsed is the double value in the unit, followed by a localized or English abbreviation of the unit. Spaces are
* allowed, but not required, between the value and the unit.
* @param text the textual representation to parse into a Momentum
* @return the Scalar representation of the value in its unit
* @throws IllegalArgumentException when the text cannot be parsed
* @throws NullPointerException when the text argument is null
*/
public static Momentum valueOf(final String text)
{
Throw.whenNull(text, "Error parsing Momentum: text to parse is null");
Throw.when(text.length() == 0, IllegalArgumentException.class, "Error parsing Momentum: empty text to parse");
try
{
NumberParser numberParser = new NumberParser().lenient().trailing();
double d = numberParser.parseDouble(text);
String unitString = text.substring(numberParser.getTrailingPosition()).trim();
MomentumUnit unit = MomentumUnit.BASE.getUnitByAbbreviation(unitString);
Throw.when(unit == null, IllegalArgumentException.class, "Unit %s not found for quantity Momentum", unitString);
return new Momentum(d, unit);
}
catch (Exception exception)
{
throw new IllegalArgumentException(
"Error parsing Momentum from " + text + " using Locale " + Locale.getDefault(Locale.Category.FORMAT),
exception);
}
}
/**
* Returns a Momentum based on a value and the textual representation of the unit, which can be localized.
* @param value the value to use
* @param unitString the textual representation of the unit
* @return the Scalar representation of the value in its unit
* @throws IllegalArgumentException when the unit cannot be parsed or is incorrect
* @throws NullPointerException when the unitString argument is null
*/
public static Momentum of(final double value, final String unitString)
{
Throw.whenNull(unitString, "Error parsing Momentum: unitString is null");
Throw.when(unitString.length() == 0, IllegalArgumentException.class, "Error parsing Momentum: empty unitString");
MomentumUnit unit = MomentumUnit.BASE.getUnitByAbbreviation(unitString);
Throw.when(unit == null, IllegalArgumentException.class, "Error parsing Momentum with unit %s", unitString);
return new Momentum(value, unit);
}
/**
* Calculate the division of Momentum and Momentum, which results in a Dimensionless scalar.
* @param v scalar
* @return scalar as a division of Momentum and Momentum
*/
public final Dimensionless divide(final Momentum v)
{
return new Dimensionless(this.si / v.si, DimensionlessUnit.SI);
}
/**
* Calculate the division of Momentum and Speed, which results in a Mass scalar.
* @param v scalar
* @return scalar as a division of Momentum and Speed
*/
public final Mass divide(final Speed v)
{
return new Mass(this.si / v.si, MassUnit.SI);
}
/**
* Calculate the division of Momentum and Mass, which results in a Speed scalar.
* @param v scalar
* @return scalar as a division of Momentum and Mass
*/
public final Speed divide(final Mass v)
{
return new Speed(this.si / v.si, SpeedUnit.SI);
}
/**
* Calculate the division of Momentum and Length, which results in a FlowMass scalar.
* @param v scalar
* @return scalar as a division of Momentum and Length
*/
public final FlowMass divide(final Length v)
{
return new FlowMass(this.si / v.si, FlowMassUnit.SI);
}
/**
* Calculate the division of Momentum and FlowMass, which results in a Length scalar.
* @param v scalar
* @return scalar as a division of Momentum and FlowMass
*/
public final Length divide(final FlowMass v)
{
return new Length(this.si / v.si, LengthUnit.SI);
}
/**
* Calculate the multiplication of Momentum and Speed, which results in a Energy scalar.
* @param v scalar
* @return scalar as a multiplication of Momentum and Speed
*/
public final Energy times(final Speed v)
{
return new Energy(this.si * v.si, EnergyUnit.SI);
}
/**
* Calculate the multiplication of Momentum and Acceleration, which results in a Power scalar.
* @param v scalar
* @return scalar as a multiplication of Momentum and Acceleration
*/
public final Power times(final Acceleration v)
{
return new Power(this.si * v.si, PowerUnit.SI);
}
@Override
public SIScalar reciprocal()
{
return SIScalar.divide(Dimensionless.ONE, this);
}
/**
* Multiply two scalars that result in a scalar of type Momentum.
* @param scalar1 the first scalar
* @param scalar2 the second scalar
* @return the multiplication of both scalars as an instance of Momentum
*/
public static Momentum multiply(final DoubleScalarRel<?, ?> scalar1, final DoubleScalarRel<?, ?> scalar2)
{
Throw.whenNull(scalar1, "scalar1 cannot be null");
Throw.whenNull(scalar2, "scalar2 cannot be null");
Throw.when(!scalar1.getDisplayUnit().getQuantity().getSiDimensions()
.plus(scalar2.getDisplayUnit().getQuantity().getSiDimensions()).equals(MomentumUnit.BASE.getSiDimensions()),
IllegalArgumentException.class, "Multiplying %s by %s does not result in instance of type Momentum",
scalar1.toDisplayString(), scalar2.toDisplayString());
return new Momentum(scalar1.si * scalar2.si, MomentumUnit.SI);
}
/**
* Divide two scalars that result in a scalar of type Momentum.
* @param scalar1 the first scalar
* @param scalar2 the second scalar
* @return the division of scalar1 by scalar2 as an instance of Momentum
*/
public static Momentum divide(final DoubleScalarRel<?, ?> scalar1, final DoubleScalarRel<?, ?> scalar2)
{
Throw.whenNull(scalar1, "scalar1 cannot be null");
Throw.whenNull(scalar2, "scalar2 cannot be null");
Throw.when(!scalar1.getDisplayUnit().getQuantity().getSiDimensions()
.minus(scalar2.getDisplayUnit().getQuantity().getSiDimensions()).equals(MomentumUnit.BASE.getSiDimensions()),
IllegalArgumentException.class, "Dividing %s by %s does not result in an instance of type Momentum",
scalar1.toDisplayString(), scalar2.toDisplayString());
return new Momentum(scalar1.si / scalar2.si, MomentumUnit.SI);
}
}