Package io.deephaven.parquet.table.region

Class ParquetColumnRegionFloat<ATTR extends Any>

java.lang.Object

io.deephaven.engine.table.impl.sources.regioned.GenericColumnRegionBase<ATTR>

io.deephaven.parquet.table.region.ParquetColumnRegionBase<ATTR>

io.deephaven.parquet.table.region.ParquetColumnRegionFloat<ATTR>

All Implemented Interfaces:

Page<ATTR>, PagingChunkSource<ATTR>, ChunkSource<ATTR>, FillContextMaker, GetContextMaker, ColumnRegion<ATTR>, ColumnRegionFloat<ATTR>, Releasable

public final class ParquetColumnRegionFloat<ATTR extends Any>
extends ParquetColumnRegionBase<ATTR>
implements ColumnRegionFloat<ATTR>

ColumnRegionFloat implementation for regions that support fetching primitive floats from column chunk page stores.

Nested Class Summary

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.sources.regioned.ColumnRegion

ColumnRegion.Null<ATTR extends Any>

Nested classes/interfaces inherited from interface io.deephaven.engine.table.impl.sources.regioned.ColumnRegionFloat

ColumnRegionFloat.Constant<ATTR extends Any>, ColumnRegionFloat.Null<ATTR extends Any>, ColumnRegionFloat.StaticPageStore<ATTR extends Any>

Nested classes/interfaces inherited from interface io.deephaven.engine.page.Page

Page.WithDefaults<ATTR extends Any>, Page.WithDefaultsForRepeatingValues<ATTR extends Any>

Field Summary

Fields inherited from interface io.deephaven.engine.table.ChunkSource

DEFAULT_FILL_INSTANCE, ZERO_LENGTH_CHUNK_SOURCE_ARRAY

Constructor Summary

Constructors

Constructor	Description
ParquetColumnRegionFloat(@NotNull ColumnChunkPageStore<ATTR> columnChunkPageStore)

Method Summary

Modifier and Type	Method	Description
ChunkPage<ATTR>	getChunkPageContaining(long elementIndex)
float	getFloat(long rowKey)	Get a single float from this region.

Methods inherited from class io.deephaven.parquet.table.region.ParquetColumnRegionBase

fillChunk, fillChunkAppend, getChunk, getChunk, getChunkPageContaining, makeFillContext, makeGetContext, releaseCachedResources

Methods inherited from class io.deephaven.engine.table.impl.sources.regioned.GenericColumnRegionBase

invalidate, mask, throwIfInvalidated

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, getChunk, getChunk

Methods inherited from interface io.deephaven.engine.table.impl.sources.regioned.ColumnRegion

firstRowOffset, invalidate

Methods inherited from interface io.deephaven.engine.table.impl.sources.regioned.ColumnRegionFloat

getChunkType, getFloat

Methods inherited from interface io.deephaven.engine.table.FillContextMaker

makeFillContext, makeFillContext

Methods inherited from interface io.deephaven.engine.table.GetContextMaker

makeGetContext, makeGetContext

Methods inherited from interface io.deephaven.engine.page.Page

advanceToNextPage, advanceToNextPage, advanceToNextPageAndGetPositionDistance, firstRow, getRowOffset

Methods inherited from interface io.deephaven.engine.page.PagingChunkSource

fillChunkAppend, mask, maxRow

Methods inherited from interface io.deephaven.engine.table.Releasable

releaseCachedResources

Constructor Details

ParquetColumnRegionFloat

public ParquetColumnRegionFloat(@NotNull
 @NotNull ColumnChunkPageStore<ATTR> columnChunkPageStore)

Method Details

getFloat

public float getFloat(long rowKey)

Description copied from interface: ColumnRegionFloat

Get a single float from this region.

Specified by:

getFloat in interface ColumnRegionFloat<ATTR extends Any>

Parameters:

rowKey - Element row key in the table's address space

Returns:

The float value at the specified element row key

getChunkPageContaining

ChunkPage<ATTR> getChunkPageContaining(long elementIndex)