org.apache.hadoop.hbase.security.visibility

Class VisibilityScanDeleteTracker

java.lang.Object

org.apache.hadoop.hbase.regionserver.ScanDeleteTracker

org.apache.hadoop.hbase.security.visibility.VisibilityScanDeleteTracker

All Implemented Interfaces:

DeleteTracker

@InterfaceAudience.Private
public class VisibilityScanDeleteTracker
extends ScanDeleteTracker

Similar to ScanDeletTracker but tracks the visibility expression also before deciding if a Cell can be considered deleted

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hadoop.hbase.regionserver.DeleteTracker

DeleteTracker.DeleteCompare, DeleteTracker.DeleteResult

Field Summary

Fields inherited from class org.apache.hadoop.hbase.regionserver.ScanDeleteTracker

deleteBuffer, deleteLength, deleteOffset, deleteTimestamp, deleteType, familyStamp, familyVersionStamps, hasFamilyStamp

Constructor Summary

Constructors

Constructor and Description
VisibilityScanDeleteTracker()

Method Summary

Methods

Modifier and Type	Method and Description
void	add(Cell delCell) Add the specified KeyValue to the list of deletes to check against for this row operation.
DeleteTracker.DeleteResult	isDeleted(Cell cell) Check if the specified KeyValue buffer has been deleted by a previously seen delete.
void	reset() Called between rows.

Methods inherited from class org.apache.hadoop.hbase.regionserver.ScanDeleteTracker

isEmpty, update

Methods inherited from class java.lang.Object

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

Constructor Detail

VisibilityScanDeleteTracker

public VisibilityScanDeleteTracker()

Method Detail

add

public void add(Cell delCell)

Description copied from class: ScanDeleteTracker

Add the specified KeyValue to the list of deletes to check against for this row operation.

This is called when a Delete is encountered.

Specified by:

add in interface DeleteTracker

Overrides:

add in class ScanDeleteTracker

Parameters:

delCell - - the delete cell

isDeleted

public DeleteTracker.DeleteResult isDeleted(Cell cell)

Description copied from class: ScanDeleteTracker

Check if the specified KeyValue buffer has been deleted by a previously seen delete.

Specified by:

isDeleted in interface DeleteTracker

Overrides:

isDeleted in class ScanDeleteTracker

Parameters:

cell - - current cell to check if deleted by a previously seen delete

Returns:

deleteResult

reset

public void reset()

Description copied from interface: DeleteTracker

Called between rows.

This clears everything as if a new DeleteTracker was instantiated.

Specified by:

reset in interface DeleteTracker

Overrides:

reset in class ScanDeleteTracker