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

Class BufferedColumnRegionDouble<ATTR extends Attributes.Any>

java.lang.Object

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

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

All Implemented Interfaces:

ChunkSource<ATTR>, DefaultChunkSource<ATTR>, DefaultChunkSource.SupportsContiguousGet<ATTR>, FillContextMaker, GetContextMaker, Page<ATTR>, PageStore<ATTR,ATTR,BufferedPage<ATTR>>, PagingChunkSource<ATTR>, BufferedColumnRegion<ATTR>, ColumnRegion<ATTR>, ColumnRegionDouble<ATTR>, Releasable

public class BufferedColumnRegionDouble<ATTR extends Attributes.Any>
extends BufferedColumnRegionBase<ATTR>
implements ColumnRegionDouble<ATTR>

ColumnRegionDouble implementation for regions that support fetching primitive doubles from a FileDataBufferStore.

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.ColumnRegionDouble

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

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

DefaultChunkSource.SupportsContiguousGet<ATTR extends Attributes.Any>, DefaultChunkSource.WithPrev<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
BufferedColumnRegionDouble(FileDataBufferStore bufferProvider)

Method Summary

Modifier and Type	Method	Description
double	getDouble(long elementIndex)	Get a single double from this region.
double	getDouble(ChunkSource.FillContext context, long elementIndex)	Get a single double from this region.

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

getBufferProvider, getNativeType, getPageContaining, length, 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

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.ColumnRegionDouble

getNativeType

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

getChunkByFilling, makeFillContext, makeGetContext

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

makeFillContext

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

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.PageStore

doFillChunkAppend, fillChunk, fillChunkAppend, getChunk, getChunk

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

maxRow

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

releaseCachedResources

Constructor Details

BufferedColumnRegionDouble

public BufferedColumnRegionDouble(@NotNull FileDataBufferStore bufferProvider)

Method Details

getDouble

public final double getDouble(long elementIndex)

Description copied from interface: ColumnRegionDouble

Get a single double from this region.

Specified by:

getDouble in interface ColumnRegionDouble<ATTR extends Attributes.Any>

Parameters:

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

Returns:

The double value at the specified element (double) index

getDouble

public final double getDouble(@NotNull ChunkSource.FillContext context, long elementIndex)

Description copied from interface: ColumnRegionDouble

Get a single double from this region.

Specified by:

getDouble in interface ColumnRegionDouble<ATTR extends Attributes.Any>

Parameters:

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

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

Returns:

The double value at the specified element (double) index