Package io.deephaven.engine.table.impl.ssa

Class DoubleSsaSsaStamp

java.lang.Object

io.deephaven.engine.table.impl.ssa.DoubleSsaSsaStamp

All Implemented Interfaces:

SsaSsaStamp

public class DoubleSsaSsaStamp
extends Object
implements SsaSsaStamp

Stamp kernel for when the left hand side is a sorted chunk and the right hand side is a ticking SegmentedSortedArray.

Method Summary

Modifier and Type	Method	Description
void	applyShift(SegmentedSortedArray leftSsa, Chunk<? extends Values> rightStampChunk, LongChunk<RowKeys> rightStampKeys, long shiftDelta, WritableRowRedirection rowRedirection, boolean disallowExactMatch)
void	findModified(SegmentedSortedArray leftSsa, RowRedirection rowRedirection, Chunk<? extends Values> rightStampChunk, LongChunk<RowKeys> rightStampIndices, RowSetBuilderRandom modifiedBuilder, SizedLongChunk<RowKeys> modifiedKeys, boolean disallowExactMatch)	Adds the left rows that the modified right rows match to modifiedBuilder.
void	processEntry(SegmentedSortedArray leftSsa, SegmentedSortedArray rightSsa, WritableRowRedirection rowRedirection, boolean disallowExactMatch)
void	processInsertion(SegmentedSortedArray leftSsa, Chunk<? extends Values> rightStampChunk, LongChunk<RowKeys> rightKeys, Chunk<Values> nextRightValue, WritableRowRedirection rowRedirection, RowSetBuilderRandom modifiedBuilder, SizedLongChunk<RowKeys> modifiedKeys, boolean endsWithLastValue, boolean disallowExactMatch)	Restamps the left rows that the inserted right rows now match and adds them to modifiedBuilder.
void	processRemovals(SegmentedSortedArray leftSsa, Chunk<? extends Values> rightStampChunk, LongChunk<RowKeys> rightKeys, WritableLongChunk<RowKeys> priorRedirections, WritableRowRedirection rowRedirection, RowSetBuilderRandom modifiedBuilder, SizedLongChunk<RowKeys> modifiedKeys, boolean disallowExactMatch)	Restamps the left rows that the removed right rows matched and adds them to modifiedBuilder.

Methods inherited from class java.lang.Object

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

Method Details

processEntry

public void processEntry(SegmentedSortedArray leftSsa,
 SegmentedSortedArray rightSsa,
 WritableRowRedirection rowRedirection,
 boolean disallowExactMatch)

Specified by:

processEntry in interface SsaSsaStamp

processRemovals

public void processRemovals(SegmentedSortedArray leftSsa,
 Chunk<? extends Values> rightStampChunk,
 LongChunk<RowKeys> rightKeys,
 WritableLongChunk<RowKeys> priorRedirections,
 WritableRowRedirection rowRedirection,
 RowSetBuilderRandom modifiedBuilder,
 SizedLongChunk<RowKeys> modifiedKeys,
 boolean disallowExactMatch)

Description copied from interface: SsaSsaStamp

Restamps the left rows that the removed right rows matched and adds them to modifiedBuilder.

Specified by:

processRemovals in interface SsaSsaStamp

Parameters:

modifiedKeys - scratch space for the modified left row keys, owned by the caller and reused across calls

processInsertion

public void processInsertion(SegmentedSortedArray leftSsa,
 Chunk<? extends Values> rightStampChunk,
 LongChunk<RowKeys> rightKeys,
 Chunk<Values> nextRightValue,
 WritableRowRedirection rowRedirection,
 RowSetBuilderRandom modifiedBuilder,
 SizedLongChunk<RowKeys> modifiedKeys,
 boolean endsWithLastValue,
 boolean disallowExactMatch)

Description copied from interface: SsaSsaStamp

Restamps the left rows that the inserted right rows now match and adds them to modifiedBuilder.

Specified by:

processInsertion in interface SsaSsaStamp

Parameters:

modifiedKeys - scratch space for the modified left row keys, owned by the caller and reused across calls

findModified

public void findModified(SegmentedSortedArray leftSsa,
 RowRedirection rowRedirection,
 Chunk<? extends Values> rightStampChunk,
 LongChunk<RowKeys> rightStampIndices,
 RowSetBuilderRandom modifiedBuilder,
 SizedLongChunk<RowKeys> modifiedKeys,
 boolean disallowExactMatch)

Description copied from interface: SsaSsaStamp

Adds the left rows that the modified right rows match to modifiedBuilder.

Specified by:

findModified in interface SsaSsaStamp

Parameters:

modifiedKeys - scratch space for the modified left row keys, owned by the caller and reused across calls

applyShift

public void applyShift(SegmentedSortedArray leftSsa,
 Chunk<? extends Values> rightStampChunk,
 LongChunk<RowKeys> rightStampKeys,
 long shiftDelta,
 WritableRowRedirection rowRedirection,
 boolean disallowExactMatch)

Specified by:

applyShift in interface SsaSsaStamp