Package com.illumon.iris.db.v2.sources.regioned

Class ParquetColumnRegionFloat<ATTR extends Attributes.Any>

java.lang.Object

com.illumon.iris.db.v2.sources.regioned.ParquetColumnRegionBase<ATTR>

com.illumon.iris.db.v2.sources.regioned.ParquetColumnRegionFloat<ATTR>

All Implemented Interfaces:

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

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

ColumnRegionFloat implementation for regions that support fetching primitive floats from a ColumnChunkPageStore.

Nested Class Summary

Nested classes/interfaces inherited from interface com.illumon.iris.db.v2.sources.chunk.ChunkSource

ChunkSource.FillContext, ChunkSource.GetContext, ChunkSource.WithPrev<ATTR extends Attributes.Any>

Nested classes/interfaces inherited from interface com.illumon.iris.db.v2.sources.regioned.ColumnRegion

ColumnRegion.Null<ATTR extends Attributes.Any>

Nested classes/interfaces inherited from interface com.illumon.iris.db.v2.sources.regioned.ColumnRegionFloat

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

Nested classes/interfaces inherited from interface com.illumon.iris.db.v2.sources.chunk.page.Page

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

Field Summary

Fields inherited from interface com.illumon.iris.db.v2.sources.chunk.ChunkSource

DEFAULT_FILL_INSTANCE, ZERO_LENGTH_CHUNK_SOURCE_ARRAY

Fields inherited from interface com.illumon.iris.db.v2.sources.regioned.ColumnRegion

REGION_MASK

Constructor Summary

Constructors

Constructor	Description
ParquetColumnRegionFloat(ColumnChunkPageStore<ATTR> columnChunkPageStore)

Method Summary

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

Methods inherited from class com.illumon.iris.db.v2.sources.regioned.ParquetColumnRegionBase

fillChunk, fillChunkAppend, firstRowOffset, getChunk, getChunk, getChunkPageContaining, getNativeType, length, makeFillContext, makeGetContext, maxRow, releaseCachedResources

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.illumon.iris.db.v2.sources.chunk.ChunkSource

fillChunk, getChunk, getChunk, getChunkType

Methods inherited from interface com.illumon.iris.db.v2.sources.regioned.ColumnRegion

firstRowOffset, mask

Methods inherited from interface com.illumon.iris.db.v2.sources.regioned.ColumnRegionFloat

getNativeType

Methods inherited from interface com.illumon.iris.db.v2.sources.chunk.FillContextMaker

makeFillContext, makeFillContext

Methods inherited from interface com.illumon.iris.db.v2.sources.chunk.GetContextMaker

makeGetContext, makeGetContext

Methods inherited from interface com.illumon.iris.db.v2.sources.chunk.page.Page

advanceToNextPage, advanceToNextPage, advanceToNextPageAndGetPositionDistance, firstRow, getRowOffset, lastRow, length

Methods inherited from interface com.illumon.iris.db.v2.sources.chunk.page.PagingChunkSource

fillChunkAppend, maxRow

Methods inherited from interface com.illumon.iris.db.v2.sources.Releasable

releaseCachedResources

Constructor Details

ParquetColumnRegionFloat

public ParquetColumnRegionFloat(@NotNull ColumnChunkPageStore<ATTR> columnChunkPageStore)

Method Details

getFloat

public float getFloat(long elementIndex)

Description copied from interface: ColumnRegionFloat

Get a single float from this region.

Specified by:

getFloat in interface ColumnRegionFloat<ATTR extends Attributes.Any>

Parameters:

elementIndex - Element (float) index in the table's address space

Returns:

The float value at the specified element (float) index

getFloat

public float getFloat(@NotNull ChunkSource.FillContext context, long elementIndex)

Description copied from interface: ColumnRegionFloat

Get a single float from this region.

Specified by:

getFloat in interface ColumnRegionFloat<ATTR extends Attributes.Any>

Parameters:

context - A ColumnRegionFillContext to enable resource caching where suitable, with current region index pointing to this region

elementIndex - Element (float) index in the table's address space

Returns:

The float value at the specified element (float) index

getChunkPageContaining

public abstract ChunkPage<ATTR> getChunkPageContaining(long elementIndex)