Package org.apache.sysds.runtime.privacy.finegrained

Class FineGrainedPrivacyMap

java.lang.Object

org.apache.sysds.runtime.privacy.finegrained.FineGrainedPrivacyMap

All Implemented Interfaces:

FineGrainedPrivacy

public class FineGrainedPrivacyMap
extends Object
implements FineGrainedPrivacy

Simple implementation of retrieving fine-grained privacy constraints based on iterating a LinkedHashMap.

Constructor Summary

Constructors

Constructor	Description
FineGrainedPrivacyMap()

Method Summary

Modifier and Type	Method	Description
Map<String,long[][][]>	getAllConstraints()	Get all fine-grained constraints as a map from privacy level to an array of data ranges represented as two-dimensional long arrays.
ArrayList<Map.Entry<DataRange,PrivacyConstraint.PrivacyLevel>>	getAllConstraintsList()	Return all fine-grained privacy constraints as an arraylist.
PrivacyConstraint.PrivacyLevel[]	getColPrivacy(int numRows, int numCols)
DataRange[]	getDataRangesOfPrivacyLevel(PrivacyConstraint.PrivacyLevel privacyLevel)	Get all data ranges for the given privacy level.
Map<DataRange,PrivacyConstraint.PrivacyLevel>	getPrivacyLevel(DataRange searchRange)	Get the data ranges and related privacy levels within given data search range.
Map<DataRange,PrivacyConstraint.PrivacyLevel>	getPrivacyLevelOfElement(long[] searchIndex)	Get the data ranges and related privacy levels of the element with the given index.
PrivacyConstraint.PrivacyLevel[]	getRowPrivacy(int numRows, int numCols)
boolean	hasConstraints()	True if any fine-grained constraints has been set.
void	put(DataRange dataRange, PrivacyConstraint.PrivacyLevel privacyLevel)	Set privacy level of the given data range.
void	putCol(int colIndex, int colLength, PrivacyConstraint.PrivacyLevel privacyLevel)
void	putElement(int rowIndex, int colIndex, PrivacyConstraint.PrivacyLevel privacyLevel)
void	putRow(int rowIndex, int rowLength, PrivacyConstraint.PrivacyLevel privacyLevel)
void	removeAllConstraints()	Remove all fine-grained privacy constraints.

Methods inherited from class java.lang.Object

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

Constructor Detail

FineGrainedPrivacyMap

public FineGrainedPrivacyMap()

Method Detail

put

public void put(DataRange dataRange,
                PrivacyConstraint.PrivacyLevel privacyLevel)

Description copied from interface: FineGrainedPrivacy

Set privacy level of the given data range.

Specified by:

put in interface FineGrainedPrivacy

Parameters:

dataRange - representing the range for which the privacy is set

privacyLevel - the level of privacy for the given data range

putRow

public void putRow(int rowIndex,
                   int rowLength,
                   PrivacyConstraint.PrivacyLevel privacyLevel)

Specified by:

putRow in interface FineGrainedPrivacy

putCol

public void putCol(int colIndex,
                   int colLength,
                   PrivacyConstraint.PrivacyLevel privacyLevel)

Specified by:

putCol in interface FineGrainedPrivacy

putElement

public void putElement(int rowIndex,
                       int colIndex,
                       PrivacyConstraint.PrivacyLevel privacyLevel)

Specified by:

putElement in interface FineGrainedPrivacy

getPrivacyLevel

public Map<DataRange,PrivacyConstraint.PrivacyLevel> getPrivacyLevel(DataRange searchRange)

Description copied from interface: FineGrainedPrivacy

Get the data ranges and related privacy levels within given data search range.

Specified by:

getPrivacyLevel in interface FineGrainedPrivacy

Parameters:

searchRange - the range from which all privacy levels are retrieved

Returns:

all mappings from range to privacy level within the given search range

getPrivacyLevelOfElement

public Map<DataRange,PrivacyConstraint.PrivacyLevel> getPrivacyLevelOfElement(long[] searchIndex)

Description copied from interface: FineGrainedPrivacy

Get the data ranges and related privacy levels of the element with the given index.

Specified by:

getPrivacyLevelOfElement in interface FineGrainedPrivacy

Parameters:

searchIndex - index of element

Returns:

all mappings from range to privacy level for the given search element

getDataRangesOfPrivacyLevel

public DataRange[] getDataRangesOfPrivacyLevel(PrivacyConstraint.PrivacyLevel privacyLevel)

Description copied from interface: FineGrainedPrivacy

Get all data ranges for the given privacy level.

Specified by:

getDataRangesOfPrivacyLevel in interface FineGrainedPrivacy

Parameters:

privacyLevel - for which data ranges are found

Returns:

all data ranges with the given privacy level

removeAllConstraints

public void removeAllConstraints()

Description copied from interface: FineGrainedPrivacy

Remove all fine-grained privacy constraints.

Specified by:

removeAllConstraints in interface FineGrainedPrivacy

hasConstraints

public boolean hasConstraints()

Description copied from interface: FineGrainedPrivacy

True if any fine-grained constraints has been set.

Specified by:

hasConstraints in interface FineGrainedPrivacy

Returns:

true if any fine-grained constraint is set

getAllConstraints

public Map<String,long[][][]> getAllConstraints()

Description copied from interface: FineGrainedPrivacy

Get all fine-grained constraints as a map from privacy level to an array of data ranges represented as two-dimensional long arrays.

Specified by:

getAllConstraints in interface FineGrainedPrivacy

Returns:

map from privacy level to array of data ranges

getAllConstraintsList

public ArrayList<Map.Entry<DataRange,PrivacyConstraint.PrivacyLevel>> getAllConstraintsList()

Description copied from interface: FineGrainedPrivacy

Return all fine-grained privacy constraints as an arraylist.

Specified by:

getAllConstraintsList in interface FineGrainedPrivacy

Returns:

all constraints

getRowPrivacy

public PrivacyConstraint.PrivacyLevel[] getRowPrivacy(int numRows,
                                                      int numCols)

Specified by:

getRowPrivacy in interface FineGrainedPrivacy

getColPrivacy

public PrivacyConstraint.PrivacyLevel[] getColPrivacy(int numRows,
                                                      int numCols)

Specified by:

getColPrivacy in interface FineGrainedPrivacy