Class AbstractDeferredGroupingColumnSource<T>
java.lang.Object
io.deephaven.engine.table.impl.AbstractColumnSource<T>
io.deephaven.engine.table.impl.sources.AbstractDeferredGroupingColumnSource<T>
- All Implemented Interfaces:
ChunkSource<Values>
,ChunkSource.WithPrev<Values>
,ColumnSource<T>
,ElementSource<T>
,FillContextMaker
,GetContextMaker
,DefaultChunkSource<Values>
,DefaultChunkSource.WithPrev<Values>
,DeferredGroupingColumnSource<T>
,Releasable
,TupleExporter<T>
,TupleSource<T>
- Direct Known Subclasses:
ArrayBackedColumnSource
,Immutable2DByteArraySource
,Immutable2DCharArraySource
,Immutable2DDoubleArraySource
,Immutable2DFloatArraySource
,Immutable2DIntArraySource
,Immutable2DLongArraySource
,Immutable2DNanosBasedTimeArraySource
,Immutable2DObjectArraySource
,Immutable2DShortArraySource
,ImmutableByteArraySource
,ImmutableCharArraySource
,ImmutableDoubleArraySource
,ImmutableFloatArraySource
,ImmutableIntArraySource
,ImmutableLongArraySource
,ImmutableNanosBasedTimeArraySource
,ImmutableObjectArraySource
,ImmutableShortArraySource
,NanosBasedTimeArraySource
,NanosBasedTimeSparseArraySource
,RedirectedColumnSource
,SparseArrayColumnSource
public abstract class AbstractDeferredGroupingColumnSource<T>
extends AbstractColumnSource<T>
implements DeferredGroupingColumnSource<T>
Adds deferred grouping support to
AbstractColumnSource
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Nested Class Summary
Nested classes/interfaces inherited from class io.deephaven.engine.table.impl.AbstractColumnSource
AbstractColumnSource.DefaultedImmutable<DATA_TYPE>, AbstractColumnSource.DefaultedMutable<DATA_TYPE>
Nested classes/interfaces inherited from interface io.deephaven.engine.table.ChunkSource
ChunkSource.FillContext, ChunkSource.GetContext, ChunkSource.WithPrev<ATTR extends Any>
Nested classes/interfaces inherited from interface io.deephaven.engine.table.impl.DefaultChunkSource
DefaultChunkSource.SupportsContiguousGet<ATTR extends Any>, DefaultChunkSource.WithPrev<ATTR extends Any>
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Field Summary
Fields inherited from class io.deephaven.engine.table.impl.AbstractColumnSource
componentType, groupToRange, rowSetIndexerKey, type, updateGraph, USE_RANGES_AVERAGE_RUN_LENGTH
Fields inherited from interface io.deephaven.engine.table.ChunkSource
DEFAULT_FILL_INSTANCE, ZERO_LENGTH_CHUNK_SOURCE_ARRAY
Fields inherited from interface io.deephaven.engine.table.ChunkSource.WithPrev
ZERO_LENGTH_CHUNK_SOURCE_WITH_PREV_ARRAY
Fields inherited from interface io.deephaven.engine.table.ColumnSource
ZERO_LENGTH_COLUMN_SOURCE_ARRAY
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Constructor Summary
ModifierConstructorDescriptionprotected
protected
AbstractDeferredGroupingColumnSource
(Class<T> type, Class<?> componentType) -
Method Summary
Modifier and TypeMethodDescriptionCompute grouping information for all keys present in this column source.getGroupToRange
(RowSet rowSet) Compute grouping information for (at least) all keys present in rowSet.final void
setGroupingProvider
(@Nullable GroupingProvider<T> groupingProvider) Set a grouping provider for use in lazily-constructing groupings.Methods inherited from class io.deephaven.engine.table.impl.AbstractColumnSource
allowsReinterpret, defaultFillChunk, defaultFillPrevChunk, doReinterpret, fillChunk, fillPrevChunk, getColumnSources, getComponentType, getPrevSource, getType, getValuesMapping, match, reinterpret, setGroupToRange
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface io.deephaven.engine.table.ChunkSource
fillChunk
Methods inherited from interface io.deephaven.engine.table.ChunkSource.WithPrev
fillPrevChunk
Methods inherited from interface io.deephaven.engine.table.ColumnSource
allowsReinterpret, cast, cast, createPreviousTuple, createTuple, createTupleFromValues, exportElement, exportElement, getChunkType, getComponentType, getPrevSource, getType, getValuesMapping, isImmutable, isStateless, match, reinterpret, releaseCachedResources, startTrackingPrevValues
Methods inherited from interface io.deephaven.engine.table.impl.DefaultChunkSource
getChunk, getChunk, getChunkByFilling, makeFillContext, makeGetContext
Methods inherited from interface io.deephaven.engine.table.impl.DefaultChunkSource.WithPrev
getPrevChunk, getPrevChunk, getPrevChunkByFilling
Methods inherited from interface io.deephaven.engine.table.impl.sources.DeferredGroupingColumnSource
setGroupToRange
Methods inherited from interface io.deephaven.engine.table.ElementSource
get, getBoolean, getByte, getChar, getDouble, getFloat, getInt, getLong, getPrev, getPrevBoolean, getPrevByte, getPrevChar, getPrevDouble, getPrevFloat, getPrevInt, getPrevLong, getPrevShort, getShort
Methods inherited from interface io.deephaven.engine.table.FillContextMaker
makeFillContext
Methods inherited from interface io.deephaven.engine.table.GetContextMaker
makeGetContext
Methods inherited from interface io.deephaven.engine.table.TupleExporter
exportElementReinterpreted
Methods inherited from interface io.deephaven.engine.table.TupleSource
createTupleFromReinterpretedValues, getColumnSources
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Constructor Details
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AbstractDeferredGroupingColumnSource
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AbstractDeferredGroupingColumnSource
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Method Details
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getGroupingProvider
- Specified by:
getGroupingProvider
in interfaceDeferredGroupingColumnSource<T>
- Returns:
- A provider previously set by
DeferredGroupingColumnSource.setGroupingProvider(io.deephaven.engine.table.impl.locations.GroupingProvider)
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setGroupingProvider
Set a grouping provider for use in lazily-constructing groupings.- Specified by:
setGroupingProvider
in interfaceDeferredGroupingColumnSource<T>
- Parameters:
groupingProvider
- TheGroupingProvider
to use
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getGroupToRange
Description copied from interface:ColumnSource
Compute grouping information for all keys present in this column source.- Specified by:
getGroupToRange
in interfaceColumnSource<T>
- Overrides:
getGroupToRange
in classAbstractColumnSource<T>
- Returns:
- A map from distinct data values to a RowSet that contains those values
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getGroupToRange
Description copied from interface:ColumnSource
Compute grouping information for (at least) all keys present in rowSet.- Specified by:
getGroupToRange
in interfaceColumnSource<T>
- Overrides:
getGroupToRange
in classAbstractColumnSource<T>
- Parameters:
rowSet
- The RowSet to consider- Returns:
- A map from distinct data values to a RowSet that contains those values
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