org.ojalgo.matrix.store

Class ColumnsSupplier<N extends Number>

java.lang.Object

org.ojalgo.matrix.store.ColumnsSupplier<N>

All Implemented Interfaces:

Iterable<N>, Supplier<MatrixStore<N>>, Access1D<N>, Access2D<N>, Access2D.Collectable<N,ElementsConsumer<N>>, Stream2D<N,MatrixStore<N>,ElementsConsumer<N>,ElementsSupplier<N>>, Structure1D, Structure2D, ElementsSupplier<N>

public final class ColumnsSupplier<N extends Number>
extends Object
implements Access2D<N>, ElementsSupplier<N>

Nested Class Summary

Nested classes/interfaces inherited from interface org.ojalgo.access.Access2D

Access2D.Aggregatable<N extends Number>, Access2D.Collectable<N extends Number,R extends Mutate2D.Receiver<N>>, Access2D.Elements, Access2D.ElementView<N extends Number>, Access2D.IndexOf, Access2D.Sliceable<N extends Number>, Access2D.Visitable<N extends Number>

Nested classes/interfaces inherited from interface org.ojalgo.access.Structure2D

Structure2D.IntRowColumn, Structure2D.LongRowColumn, Structure2D.ReducibleTo1D<R extends Structure1D>, Structure2D.RowColumnCallback, Structure2D.RowColumnKey<R,C>, Structure2D.RowColumnMapper<R,C>

Nested classes/interfaces inherited from interface org.ojalgo.access.Structure1D

Structure1D.BasicMapper<T>, Structure1D.IndexCallback, Structure1D.IndexMapper<T>, Structure1D.IntIndex, Structure1D.LongIndex, Structure1D.LoopCallback

Method Summary

Modifier and Type	Method and Description
SparseArray<N>	addColumn()
void	addColumns(int numberToAdd)
long	countColumns()
long	countRows()
double	doubleValue(long row, long col) Extracts one element of this matrix as a double.
N	get(long row, long col)
SparseArray<N>	getColumn(int index)
PhysicalStore.Factory<N,?>	physical()
Access1D<N>	removeColumn(int index)
ColumnsSupplier<N>	selectColumns(int[] indices)
void	supplyTo(ElementsConsumer<N> receiver)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.ojalgo.access.Access2D

asCollectable2D, asPrimitive2D, columns, doubleValue, elements, equals, get, newPrimitiveColumnCollectable, newPrimitiveRowCollectable, rows, toRawCopy2D, toString, wrap, wrap, wrapAccess2D, wrapAccess2D

Methods inherited from interface org.ojalgo.access.Access1D

asCollectable1D, asPrimitive1D, axpy, dot, equals, hashCode, iterator, nonzeros, stream, supplyTo, toRawCopy1D, wrap, wrap, wrap, wrapAccess1D, wrapAccess1D, wrapAccess1D

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface org.ojalgo.matrix.store.ElementsSupplier

get, operateOnAll, operateOnMatching, operateOnMatching, transpose

Methods inherited from interface org.ojalgo.access.Stream2D

operateOnAll, operateOnAll, operateOnAll, operateOnAll, operateOnAll

Methods inherited from interface org.ojalgo.access.Access2D.Collectable

collect

Methods inherited from interface org.ojalgo.access.Structure2D

column, column, column, column, column, index, index, isEmpty, isFat, isScalar, isSquare, isTall, isVector, loopAll, loopColumn, loopColumn, loopDiagonal, loopMatching, loopRow, loopRow, mapperOf, row, row, row, row, row

Methods inherited from interface org.ojalgo.access.Structure1D

loopAll, loopMatching, loopRange, mapper

Method Detail

addColumn

public SparseArray<N> addColumn()

addColumns

public void addColumns(int numberToAdd)

countColumns

public long countColumns()

Specified by:

countColumns in interface Structure2D

Returns:

The number of columns

countRows

public long countRows()

Specified by:

countRows in interface Structure2D

Returns:

The number of rows

doubleValue

public double doubleValue(long row,
                          long col)

Description copied from interface: Access2D

Extracts one element of this matrix as a double.

Specified by:

doubleValue in interface Access2D<N extends Number>

Parameters:

row - A row index.

col - A column index.

Returns:

One matrix element

get

public N get(long row,
             long col)

Specified by:

get in interface Access2D<N extends Number>

getColumn

public SparseArray<N> getColumn(int index)

physical

public PhysicalStore.Factory<N,?> physical()

Specified by:

physical in interface ElementsSupplier<N extends Number>

removeColumn

public Access1D<N> removeColumn(int index)

selectColumns

public ColumnsSupplier<N> selectColumns(int[] indices)

supplyTo

public void supplyTo(ElementsConsumer<N> receiver)

Specified by:

supplyTo in interface Access2D.Collectable<N extends Number,ElementsConsumer<N extends Number>>