Position.java
package org.djunits.value.vdouble.scalar;
import java.util.regex.Matcher;
import javax.annotation.Generated;
import org.djunits.Throw;
import org.djunits.unit.LengthUnit;
import org.djunits.unit.PositionUnit;
import org.djunits.value.util.ValueUtil;
import org.djunits.value.vdouble.scalar.base.AbstractDoubleScalarAbs;
/**
* Easy access methods for the Absolute Position DoubleScalar.
* <p>
* Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. <br>
* All rights reserved. <br>
* BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim 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 = "2020-01-19T15:21:24.964166400Z")
public class Position extends AbstractDoubleScalarAbs<PositionUnit, Position, LengthUnit, Length>
{
/** */
private static final long serialVersionUID = 20150901L;
/** Constant with value zero. */
public static final Position ZERO = new Position(0.0, PositionUnit.DEFAULT);
/**
* Construct Position scalar.
* @param value double; value
* @param unit PositionUnit; unit for the double value
*/
public Position(final double value, final PositionUnit unit)
{
super(value, unit);
}
/**
* Construct Position scalar.
* @param value Position; Scalar from which to construct this instance
*/
public Position(final Position value)
{
super(value);
}
/** {@inheritDoc} */
@Override
public final Position instantiateAbs(final double value, final PositionUnit unit)
{
return new Position(value, unit);
}
/** {@inheritDoc} */
@Override
public final Length instantiateRel(final double value, final LengthUnit unit)
{
return new Length(value, unit);
}
/**
* Construct Position scalar.
* @param value double; value in SI units
* @return Position; the new scalar with the SI value
*/
public static final Position instantiateSI(final double value)
{
return new Position(value, PositionUnit.DEFAULT);
}
/**
* Interpolate between two values.
* @param zero Position; the low value
* @param one Position; the high value
* @param ratio double; the ratio between 0 and 1, inclusive
* @return Position; a Scalar at the ratio between
*/
public static Position interpolate(final Position zero, final Position one, final double ratio)
{
return new Position(zero.getInUnit() * (1 - ratio) + one.getInUnit(zero.getDisplayUnit()) * ratio,
zero.getDisplayUnit());
}
/**
* Return the maximum value of two absolute scalars.
* @param a1 Position; the first scalar
* @param a2 Position; the second scalar
* @return Position; the maximum value of two absolute scalars
*/
public static Position max(final Position a1, final Position a2)
{
return a1.gt(a2) ? a1 : a2;
}
/**
* Return the maximum value of more than two absolute scalars.
* @param a1 Position; the first scalar
* @param a2 Position; the second scalar
* @param an Position...; the other scalars
* @return the maximum value of more than two absolute scalars
*/
public static Position max(final Position a1, final Position a2, final Position... an)
{
Position maxa = a1.gt(a2) ? a1 : a2;
for (Position a : an)
{
if (a.gt(maxa))
{
maxa = a;
}
}
return maxa;
}
/**
* Return the minimum value of two absolute scalars.
* @param a1 Position; the first scalar
* @param a2 Position; the second scalar
* @return the minimum value of two absolute scalars
*/
public static Position min(final Position a1, final Position a2)
{
return a1.lt(a2) ? a1 : a2;
}
/**
* Return the minimum value of more than two absolute scalars.
* @param a1 Position; the first scalar
* @param a2 Position; the second scalar
* @param an Position...; the other scalars
* @return the minimum value of more than two absolute scalars
*/
public static Position min(final Position a1, final Position a2, final Position... an)
{
Position mina = a1.lt(a2) ? a1 : a2;
for (Position a : an)
{
if (a.lt(mina))
{
mina = a;
}
}
return mina;
}
/**
* Returns a Position 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 the official abbreviation of the unit. Spaces are allowed, but not
* required, between the value and the unit.
* @param text String; the textual representation to parse into a Position
* @return Position; 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 Position valueOf(final String text)
{
Throw.whenNull(text, "Error parsing Position: text to parse is null");
Throw.when(text.length() == 0, IllegalArgumentException.class, "Error parsing Position: empty text to parse");
Matcher matcher = ValueUtil.NUMBER_PATTERN.matcher(text);
if (matcher.find())
{
int index = matcher.end();
String unitString = text.substring(index).trim();
String valueString = text.substring(0, index).trim();
PositionUnit unit = PositionUnit.BASE.getUnitByAbbreviation(unitString);
if (unit != null)
{
double d = Double.parseDouble(valueString);
return new Position(d, unit);
}
}
throw new IllegalArgumentException("Error parsing Position from " + text);
}
/**
* Returns a Position based on a value and the textual representation of the unit.
* @param value double; the value to use
* @param unitString String; the textual representation of the unit
* @return Position; 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 Position of(final double value, final String unitString)
{
Throw.whenNull(unitString, "Error parsing Position: unitString is null");
Throw.when(unitString.length() == 0, IllegalArgumentException.class, "Error parsing Position: empty unitString");
PositionUnit unit = PositionUnit.BASE.getUnitByAbbreviation(unitString);
if (unit != null)
{
return new Position(value, unit);
}
throw new IllegalArgumentException("Error parsing Position with unit " + unitString);
}
}