Package org.nuiton.math.matrix

Class SparseVectorIterator

java.lang.Object

org.nuiton.math.matrix.SparseVectorIterator

All Implemented Interfaces:

VectorIterator

Direct Known Subclasses:

SparseArrayVectorIterator, SparseHashVectorIterator

public abstract class SparseVectorIterator
extends Object
implements VectorIterator

Version:

$Revision$ Last update: $Date$ by : $Author$

Author:

poussin

Field Summary

Fields

Modifier and Type	Field	Description
protected int	assignedPos
protected long	assignedSize
protected double	defaultValue
protected double	exclude
protected boolean	hasExclude
protected long	nextPos
protected double	nextValue
protected long	pos
protected long	size
protected double	value
protected SparseVector	vector

Constructor Summary

Constructors

Constructor	Description
SparseVectorIterator(SparseVector vector)
SparseVectorIterator(SparseVector vector, double exclude)

Method Summary

Modifier and Type	Method	Description
protected void	computeNextPosAndValue()
long	getPosition()	return linear position of current value in vector
double	getValue()
protected double	getValue(long pos)
boolean	hasNext()
double	next()
void	setExclude(double exclude)
void	setValue(double value)

Methods inherited from class java.lang.Object

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

Field Detail

hasExclude

protected boolean hasExclude

exclude

protected double exclude

vector

protected SparseVector vector

size

protected long size

assignedPos

protected int assignedPos

assignedSize

protected long assignedSize

defaultValue

protected double defaultValue

pos

protected long pos

nextPos

protected long nextPos

value

protected double value

nextValue

protected double nextValue

Constructor Detail

SparseVectorIterator

public SparseVectorIterator(SparseVector vector)

SparseVectorIterator

public SparseVectorIterator(SparseVector vector,
                            double exclude)

Method Detail

setExclude

public void setExclude(double exclude)

Specified by:

setExclude in interface VectorIterator

computeNextPosAndValue

protected void computeNextPosAndValue()

getValue

protected double getValue(long pos)

hasNext

public boolean hasNext()

Specified by:

hasNext in interface VectorIterator

next

public double next()

Specified by:

next in interface VectorIterator

getValue

public double getValue()

Specified by:

getValue in interface VectorIterator

setValue

public void setValue(double value)

Specified by:

setValue in interface VectorIterator

getPosition

public long getPosition()

Description copied from interface: VectorIterator

return linear position of current value in vector

Specified by:

getPosition in interface VectorIterator

Returns: