org.apache.sysds.runtime.instructions.spark.data

Class LineageObject

java.lang.Object

org.apache.sysds.runtime.instructions.spark.data.LineageObject

Direct Known Subclasses:

BroadcastObject, DatasetObject, RDDObject

public abstract class LineageObject
extends Object

Method Summary

Modifier and Type	Method and Description
void	addLineageChild(LineageObject lob)
void	decrementNumReferences()
List<LineageObject>	getLineageChilds()
int	getNumReferences()
boolean	hasBackReference()
void	incrementNumReferences()
void	setBackReference(CacheableData<?> cd)

Methods inherited from class java.lang.Object

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

Method Detail

getNumReferences

public int getNumReferences()

setBackReference

public void setBackReference(CacheableData<?> cd)

hasBackReference

public boolean hasBackReference()

incrementNumReferences

public void incrementNumReferences()

decrementNumReferences

public void decrementNumReferences()

getLineageChilds

public List<LineageObject> getLineageChilds()

addLineageChild

public void addLineageChild(LineageObject lob)