org.apache.sysds.hops.rewrite

Class RewriteFederatedExecution.PrivacyConstraintRetriever

java.lang.Object

org.apache.sysds.runtime.controlprogram.federated.FederatedUDF

org.apache.sysds.hops.rewrite.RewriteFederatedExecution.PrivacyConstraintRetriever

All Implemented Interfaces:

Serializable, LineageTraceable

Enclosing class:

RewriteFederatedExecution

public static class RewriteFederatedExecution.PrivacyConstraintRetriever
extends FederatedUDF

FederatedUDF for retrieving privacy constraint of data stored in file name.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
PrivacyConstraintRetriever(String filename)

Method Summary

Modifier and Type	Method and Description
FederatedResponse	execute(ExecutionContext ec, Data... data) Reads metadata JSON object, parses privacy constraint and returns the constraint in FederatedResponse.
org.apache.commons.lang3.tuple.Pair<String,LineageItem>	getLineageItem(ExecutionContext ec) Obtain lineage trace of an instruction with a single output.

Methods inherited from class org.apache.sysds.runtime.controlprogram.federated.FederatedUDF

getInputIDs, getOutputIds

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.sysds.runtime.lineage.LineageTraceable

getLineageItems, hasSingleLineage

Constructor Detail

PrivacyConstraintRetriever

public PrivacyConstraintRetriever(String filename)

Method Detail

execute

public FederatedResponse execute(ExecutionContext ec,
                                 Data... data)

Reads metadata JSON object, parses privacy constraint and returns the constraint in FederatedResponse.

Specified by:

execute in class FederatedUDF

Parameters:

ec - execution context

data - one or many data objects

Returns:

FederatedResponse with privacy constraint object

getLineageItem

public org.apache.commons.lang3.tuple.Pair<String,LineageItem> getLineageItem(ExecutionContext ec)

Description copied from interface: LineageTraceable

Obtain lineage trace of an instruction with a single output.

Parameters:

ec - execution context w/ live variables

Returns:

pair of (output variable name, output lineage item)