com.powsybl.math.matrix

Class SparseMatrix

java.lang.Object

com.powsybl.math.matrix.AbstractMatrix

com.powsybl.math.matrix.SparseMatrix

All Implemented Interfaces:

Matrix

public class SparseMatrix
extends AbstractMatrix

Nested Class Summary

Nested classes/interfaces inherited from interface com.powsybl.math.matrix.Matrix

Matrix.ElementHandler

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	NATIVE_INIT

Constructor Summary

Constructors

Constructor and Description
SparseMatrix(int m, int n, int estimatedNonZeroValueCount)
SparseMatrix(int m, int n, int[] columnStart, int[] rowIndices, double[] values)

Method Summary

Modifier and Type	Method and Description
LUDecomposition	decomposeLU()
boolean	equals(java.lang.Object obj)
protected int	getEstimatedNonZeroValueCount()
int	getM()
int	getN()
int	hashCode()
void	iterateNonZeroValue(Matrix.ElementHandler handler)
void	iterateNonZeroValueOfColumn(int j, Matrix.ElementHandler handler)
void	print()
void	print(java.util.List<java.lang.String> rowNames, java.util.List<java.lang.String> columnNames)
void	print(java.io.PrintStream out)
void	print(java.io.PrintStream out, java.util.List<java.lang.String> rowNames, java.util.List<java.lang.String> columnNames)
void	setValue(int m, int n, double value)
Matrix	times(Matrix other)
Matrix	to(MatrixFactory factory)
DenseMatrix	toDense()
SparseMatrix	toSparse()

Methods inherited from class com.powsybl.math.matrix.AbstractMatrix

copy

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.powsybl.math.matrix.Matrix

createFromColumn

Field Detail

NATIVE_INIT

public static final boolean NATIVE_INIT

Constructor Detail

SparseMatrix

public SparseMatrix(int m,
                    int n,
                    int[] columnStart,
                    int[] rowIndices,
                    double[] values)

SparseMatrix

public SparseMatrix(int m,
                    int n,
                    int estimatedNonZeroValueCount)

Method Detail

getM

public int getM()

getN

public int getN()

setValue

public void setValue(int m,
                     int n,
                     double value)

decomposeLU

public LUDecomposition decomposeLU()

times

public Matrix times(Matrix other)

iterateNonZeroValue

public void iterateNonZeroValue(Matrix.ElementHandler handler)

iterateNonZeroValueOfColumn

public void iterateNonZeroValueOfColumn(int j,
                                        Matrix.ElementHandler handler)

toDense

public DenseMatrix toDense()

toSparse

public SparseMatrix toSparse()

to

public Matrix to(MatrixFactory factory)

getEstimatedNonZeroValueCount

protected int getEstimatedNonZeroValueCount()

Specified by:

getEstimatedNonZeroValueCount in class AbstractMatrix

print

public void print()

print

public void print(java.util.List<java.lang.String> rowNames,
                  java.util.List<java.lang.String> columnNames)

print

public void print(java.io.PrintStream out)

print

public void print(java.io.PrintStream out,
                  java.util.List<java.lang.String> rowNames,
                  java.util.List<java.lang.String> columnNames)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object