Package com.illumon.iris.db.v2.updateby.sum

Class DoubleCumSumOperator

java.lang.Object

com.illumon.iris.db.v2.updateby.internal.BaseDoubleUpdateByOperator

com.illumon.iris.db.v2.updateby.sum.DoubleCumSumOperator

All Implemented Interfaces:

UpdateByOperator

public class DoubleCumSumOperator
extends BaseDoubleUpdateByOperator

Nested Class Summary

Nested classes/interfaces inherited from class com.illumon.iris.db.v2.updateby.internal.BaseDoubleUpdateByOperator

BaseDoubleUpdateByOperator.Context

Nested classes/interfaces inherited from interface com.illumon.iris.db.v2.updateby.UpdateByOperator

UpdateByOperator.UpdateContext

Field Summary

Fields inherited from class com.illumon.iris.db.v2.updateby.internal.BaseDoubleUpdateByOperator

bucketLastVal, initialized, isRedirected, maybeInnerSource, outputSource, singletonGroup, singletonVal

Fields inherited from interface com.illumon.iris.db.v2.updateby.UpdateByOperator

ZERO_LENGTH_OP_ARRAY

Constructor Summary

Constructors

Constructor	Description
DoubleCumSumOperator(MatchPair pair, RedirectionIndex redirectionIndex)

Method Summary

Modifier and Type	Method	Description
void	addChunk(UpdateByOperator.UpdateContext context, Chunk<Attributes.Values> values, LongChunk<? extends Attributes.KeyIndices> keyChunk, IntChunk<Attributes.KeyIndices> bucketPositions, IntChunk<Attributes.ChunkPositions> startPositions, IntChunk<Attributes.ChunkLengths> runLengths)	Add a chunk of bucketed items to the operation.
protected void	doAddChunk(BaseDoubleUpdateByOperator.Context ctx, OrderedKeys inputKeys, Chunk<Attributes.Values> workingChunk, long groupPosition)

Methods inherited from class com.illumon.iris.db.v2.updateby.internal.BaseDoubleUpdateByOperator

addChunk, anyModified, applyOutputShift, applyShift, canProcessNormalUpdate, finishFor, getAdditionalModifications, getAffectingColumnNames, getInputColumnName, getOutputColumnNames, getOutputColumns, initializeFor, initializeForUpdate, makeUpdateContext, modifyChunk, onBucketsRemoved, removeChunk, reprocessChunk, reprocessChunk, requiresKeys, requiresValues, resetForReprocess, resetForReprocess, setBucketCapacity, setChunkSize, startTrackingPrev

Methods inherited from class java.lang.Object

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

Constructor Details

DoubleCumSumOperator

public DoubleCumSumOperator(@NotNull MatchPair pair, @Nullable RedirectionIndex redirectionIndex)

Method Details

addChunk

public void addChunk(@NotNull UpdateByOperator.UpdateContext context, @NotNull Chunk<Attributes.Values> values, @NotNull LongChunk<? extends Attributes.KeyIndices> keyChunk, @NotNull IntChunk<Attributes.KeyIndices> bucketPositions, @NotNull IntChunk<Attributes.ChunkPositions> startPositions, @NotNull IntChunk<Attributes.ChunkLengths> runLengths)

Description copied from interface: UpdateByOperator

Add a chunk of bucketed items to the operation.

Parameters:

context - the context object

values - the value chunk

keyChunk - a chunk of keys for the rows being added

bucketPositions - a chunk of hash bucket positions for each key

startPositions - the start position of a run within the chunk

runLengths - the runLengths of each run of bucket values

doAddChunk

protected void doAddChunk(@NotNull BaseDoubleUpdateByOperator.Context ctx, @NotNull OrderedKeys inputKeys, @NotNull Chunk<Attributes.Values> workingChunk, long groupPosition)

Specified by:

doAddChunk in class BaseDoubleUpdateByOperator