AbsMatrix1x1.java
package org.djunits.vecmat.d1;
import org.djunits.quantity.def.AbsQuantity;
import org.djunits.quantity.def.Quantity;
import org.djunits.quantity.def.Reference;
import org.djunits.unit.Unit;
import org.djunits.vecmat.def.AbsSquareMatrix;
import org.djutils.exceptions.Throw;
/**
* AbsMatrix1x1 implements a matrix with 1x1 absolute quantities with a reference point. The matrix is immutable, except for the
* display unit, which can be changed.
* <p>
* Copyright (c) 2026-2026 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved. See
* for project information <a href="https://djunits.org" target="_blank">https://djunits.org</a>. The DJUNITS project is
* distributed under a <a href="https://djunits.org/docs/license.html" target="_blank">three-clause BSD-style license</a>.
* @author Alexander Verbraeck
* @param <A> the absolute quantity type
* @param <Q> the corresponding relative quantity type
*/
public class AbsMatrix1x1<A extends AbsQuantity<A, Q, ?>, Q extends Quantity<Q>>
extends AbsSquareMatrix<A, Q, AbsMatrix1x1<A, Q>, Matrix1x1<Q>>
{
/** */
private static final long serialVersionUID = 600L;
/**
* Create a new AbsMatrix1x1 with a display unit and a reference point.
* @param relativeMatrix the matrix values {a11} expressed in the displayUnit
* @param reference the reference point for the absolute values
*/
public AbsMatrix1x1(final Matrix1x1<Q> relativeMatrix, final Reference<?, A, Q> reference)
{
super(relativeMatrix, reference);
}
@Override
public AbsMatrix1x1<A, Q> instantiate(final Matrix1x1<Q> relativeMatrix, final Reference<?, A, Q> reference)
{
return new AbsMatrix1x1<>(relativeMatrix, reference);
}
@Override
public AbsVector1<A, Q> getRowVector(final int row)
{
return new AbsVector1<>(getRelativeVecMat().getRowVector(row), getReference());
}
@Override
public AbsVector1<A, Q> mgetRowVector(final int mRow)
{
return new AbsVector1<>(getRelativeVecMat().mgetRowVector(mRow), getReference());
}
@Override
public AbsVector1<A, Q> getColumnVector(final int col)
{
return new AbsVector1<>(getRelativeVecMat().getColumnVector(col), getReference());
}
@Override
public AbsVector1<A, Q> mgetColumnVector(final int mCol)
{
return new AbsVector1<>(getRelativeVecMat().mgetColumnVector(mCol), getReference());
}
@Override
public AbsVector1<A, Q> getDiagonalVector()
{
return new AbsVector1<>(getRelativeVecMat().getDiagonalVector(), getReference());
}
// ------------------------------------------ OF METHODS ------------------------------------------
/**
* Create an AbsMatrix1x1 without needing generics.
* @param xInUnit the a11-value expressed in the display unit
* @param displayUnit the display unit to use
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>, R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(
final double xInUnit, final Unit<?, Q> displayUnit, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.of(xInUnit, displayUnit), reference);
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param x the a11-value expressed as a quantity
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>,
R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(final Q x, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.of(x), reference);
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param absX the a11-value expressed as an absolute quantity
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>,
R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(final A absX)
{
Throw.whenNull(absX, "absX");
return new AbsMatrix1x1<>(Matrix1x1.of(absX.getQuantity()), absX.getReference());
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param dataInUnit the a11-value expressed as an array in the display unit
* @param unit the unit of the data, which will also be used as the display unit
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>, R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(
final double[] dataInUnit, final Unit<?, Q> unit, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.of(dataInUnit, unit), reference);
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param dataSi the a11-value expressed as an array in the SI units
* @param displayUnit the display unit to use
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>, R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> ofSi(
final double[] dataSi, final Unit<?, Q> displayUnit, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.ofSi(dataSi, displayUnit), reference);
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param data the matrix values {a11} expressed as an array of quantities
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>,
R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(final Q[] data, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.of(data), reference);
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param absData the {a11} value expressed as an array of absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>,
R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(final A[] absData)
{
Throw.whenNull(absData, "absData");
Throw.when(absData.length != 1, IllegalArgumentException.class, "absData.length != 1");
return new AbsMatrix1x1<>(Matrix1x1.of(absData[0].getQuantity()), absData[0].getReference());
}
/**
* Create an AbsMatrix1x1 with a unit, based on a 2-dimensional grid with SI-values.
* @param gridSi the matrix values {{a11}} expressed in the SI or base unit
* @param displayUnit the unit of the data, which will also be used as the display unit
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
@SuppressWarnings("checkstyle:needbraces")
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>, R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> ofSi(
final double[][] gridSi, final Unit<?, Q> displayUnit, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.ofSi(gridSi, displayUnit), reference);
}
/**
* Create an AbsMatrix1x1 with a unit, based on a 2-dimensional grid.
* @param gridInUnit the matrix values {{a11}} expressed in the unit
* @param unit the unit of the data, which will also be used as the display unit
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
@SuppressWarnings("checkstyle:needbraces")
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>, R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(
final double[][] gridInUnit, final Unit<?, Q> unit, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.of(gridInUnit, unit), reference);
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param grid the matrix values {{a11}} expressed as a grid of quantities
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>,
R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(final Q[][] grid, final R reference)
{
return new AbsMatrix1x1<>(Matrix1x1.of(grid), reference);
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param absGrid the a11-value expressed as a grid {{a11}}
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>,
R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(final A[][] absGrid)
{
Throw.whenNull(absGrid, "absGrid");
Throw.when(absGrid.length != 1, IllegalArgumentException.class, "absGrid.length != 1");
Throw.whenNull(absGrid[0], "absGrid[0]");
Throw.when(absGrid[0].length != 1, IllegalArgumentException.class, "absGrid[0].length != 1");
return new AbsMatrix1x1<>(Matrix1x1.of(absGrid[0][0].getQuantity()), absGrid[0][0].getReference());
}
/**
* Create an AbsMatrix1x1 without needing generics.
* @param relativeMatrix the relative matrix with values relative to the reference point
* @param reference the reference point for the absolute quantities
* @return a new Matrix1x1 with a unit
* @param <A> the absolute quantity type
* @param <Q> the quantity type
* @param <R> the reference type
*/
public static <A extends AbsQuantity<A, Q, R>, Q extends Quantity<Q>,
R extends Reference<R, A, Q>> AbsMatrix1x1<A, Q> of(final Matrix1x1<Q> relativeMatrix, final R reference)
{
return new AbsMatrix1x1<>(relativeMatrix, reference);
}
}