LineageObject (Apache SystemDS 3.4.0 API)

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

Description

void

addLineageChild(LineageObject lob)

void

decrementNumReferences()

List<LineageObject>

getLineageChilds()

int

getMaxReferenceCount()

int

getNumReferences()

boolean

hasBackReference()

void

incrementNumReferences()

boolean

isInLineageCache()

void

removeAllChild()

void

setBackReference(CacheableData<?> cd)

void

setLineageCached()

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details
- getNumReferences
  
  public int getNumReferences()
- setBackReference
  
  public void setBackReference(CacheableData<?> cd)
- hasBackReference
  
  public boolean hasBackReference()
- setLineageCached
  
  public void setLineageCached()
- isInLineageCache
  
  public boolean isInLineageCache()
- incrementNumReferences
  
  public void incrementNumReferences()
- decrementNumReferences
  
  public void decrementNumReferences()
- getMaxReferenceCount
  
  public int getMaxReferenceCount()
- getLineageChilds
  
  public List<LineageObject> getLineageChilds()
- addLineageChild
  
  public void addLineageChild(LineageObject lob)
- removeAllChild
  
  public void removeAllChild()