Package org.deidentifier.arx.framework.data

Klasse DataMatrix

java.lang.Object

org.deidentifier.arx.framework.data.DataMatrix

Alle implementierten Schnittstellen:

Serializable

Bekannte direkte Unterklassen:

DataMatrixSubset

public class DataMatrix
extends Object
implements Serializable

A fast implementation of an array of arrays of equal size

Siehe auch:

• Serialisierte Form

Konstruktorübersicht

Konstruktoren

Konstruktor	Beschreibung
DataMatrix(int rows, int columns)	Instantiates a new memory block.

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
void	and(int row, int value)	ANDs the first value of the row with the given value
DataMatrix	clone()
protected DataMatrix	clone(int[] subset)	Clones only a subset of the records
void	copyFrom(int row, DataMatrix sourceMatrix, int sourceRow)	Copies a row from the given matrix into this matrix
boolean	equals(int row1, int row2)	Compares two rows for equality
boolean	equals(int row, int[] data)	Returns whether the given row has the given data
boolean	equalsIgnore(int row1, int row2, int ignore)	Internal equals
boolean	equalsIgnoringOutliers(int row1, int row2)	Equals ignoring outliers
int	get(int row, int col)	Returns the specified value
int	getNumColumns()	Returns the number of columns
int	getNumRows()	Returns the number of rows
int	getValueAtColumn(int column)	Gets the value in the given column for the row which has been set via setRow(row).
int	hashCode(int row)	Returns an hashcode for the given row
final int	hashCode(int[] array)	Computes a hashcode for an integer array, partially unrolled.
int	hashCodeIgnore(int row, int ignore)	Returns an hashcode for the given row
void	iterator(int row)	First iterator
boolean	iterator_hasNext()	First iterator
int	iterator_next()	First iterator
void	iterator_write(int value)	First iterator
void	or(int row, int value)	ORs the first value of the row with the given value
void	set(int row, int column, int value)	Sets a value
void	setRow(int row)	Sets the row index for data access
void	setRow(int row, int[] data)	Sets the data for one row
void	setValueAtColumn(int column, int value)	Sets the value in the given column for the row which has been set via setRow(row).
void	swap(int row1, int row2)	Swaps the data in both rows

Von Klasse geerbte Methoden java.lang.Object

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

Konstruktordetails

DataMatrix

public DataMatrix(int rows,
 int columns)

Instantiates a new memory block.

Parameter:

rows - the num rows

columns - the num columns

Methodendetails

and

public void and(int row,
 int value)

ANDs the first value of the row with the given value

Parameter:

row -

value -

clone

public DataMatrix clone()

Setzt außer Kraft:

clone in Klasse Object

copyFrom

public void copyFrom(int row,
 DataMatrix sourceMatrix,
 int sourceRow)

Copies a row from the given matrix into this matrix

Parameter:

row -

sourceMatrix -

sourceRow -

equals

public boolean equals(int row1,
 int row2)

Compares two rows for equality

Parameter:

row1 -

row2 -

Gibt zurück:

equals

public boolean equals(int row,
 int[] data)

Returns whether the given row has the given data

Parameter:

row -

data -

Gibt zurück:

equalsIgnore

public boolean equalsIgnore(int row1,
 int row2,
 int ignore)

Internal equals

Parameter:

row1 -

row2 -

ignore -

Gibt zurück:

equalsIgnoringOutliers

public boolean equalsIgnoringOutliers(int row1,
 int row2)

Equals ignoring outliers

Parameter:

row1 -

row2 -

Gibt zurück:

get

public int get(int row,
 int col)

Returns the specified value

Parameter:

row -

col -

Gibt zurück:

getNumColumns

public int getNumColumns()

Returns the number of columns

Gibt zurück:

getNumRows

public int getNumRows()

Returns the number of rows

Gibt zurück:

getValueAtColumn

public int getValueAtColumn(int column)

Gets the value in the given column for the row which has been set via setRow(row).

Parameter:

column -

value -

hashCode

public int hashCode(int row)

Returns an hashcode for the given row

Parameter:

row -

Gibt zurück:

hashCode

public final int hashCode(int[] array)

Computes a hashcode for an integer array, partially unrolled.

Parameter:

array -

Gibt zurück:

the hashcode

hashCodeIgnore

public int hashCodeIgnore(int row,
 int ignore)

Returns an hashcode for the given row

Parameter:

row -

ignore -

Gibt zurück:

iterator

public void iterator(int row)

First iterator

Parameter:

row -

iterator_hasNext

public boolean iterator_hasNext()

First iterator

Gibt zurück:

iterator_next

public int iterator_next()

First iterator

Gibt zurück:

iterator_write

public void iterator_write(int value)

First iterator

Parameter:

value -

or

public void or(int row,
 int value)

ORs the first value of the row with the given value

Parameter:

row -

value -

set

public void set(int row,
 int column,
 int value)

Sets a value

Parameter:

row -

column -

value -

setRow

public void setRow(int row)

Sets the row index for data access

Parameter:

row -

setRow

public void setRow(int row,
 int[] data)

Sets the data for one row

Parameter:

row -

data -

setValueAtColumn

public void setValueAtColumn(int column,
 int value)

Sets the value in the given column for the row which has been set via setRow(row).

Parameter:

column -

value -

swap

public void swap(int row1,
 int row2)

Swaps the data in both rows

Parameter:

row1 -

row2 -

clone

protected DataMatrix clone(int[] subset)

Clones only a subset of the records

Parameter:

subset -

Gibt zurück: