Package io.deephaven.engine.table.impl.sources.regioned

Class RegionedPageStore.Static<ATTR extends Any,INNER_ATTR extends ATTR,REGION_TYPE extends Page<INNER_ATTR>>

java.lang.Object

io.deephaven.engine.table.impl.sources.regioned.RegionedPageStore.Static<ATTR,INNER_ATTR,REGION_TYPE>

All Implemented Interfaces:

PageStore<ATTR,INNER_ATTR,REGION_TYPE>, PagingChunkSource<ATTR>, ChunkSource<ATTR>, FillContextMaker, GetContextMaker, DefaultChunkSource<ATTR>, DefaultChunkSource.SupportsContiguousGet<ATTR>, RegionedPageStore<ATTR,INNER_ATTR,REGION_TYPE>

Direct Known Subclasses:

ColumnRegionByte.StaticPageStore, ColumnRegionChar.StaticPageStore, ColumnRegionDouble.StaticPageStore, ColumnRegionFloat.StaticPageStore, ColumnRegionInt.StaticPageStore, ColumnRegionLong.StaticPageStore, ColumnRegionObject.StaticPageStore, ColumnRegionShort.StaticPageStore

Enclosing interface:

RegionedPageStore<ATTR extends Any,INNER_ATTR extends ATTR,REGION_TYPE extends Page<INNER_ATTR>>

public abstract static class RegionedPageStore.Static<ATTR extends Any,INNER_ATTR extends ATTR,REGION_TYPE extends Page<INNER_ATTR>>
extends Object
implements RegionedPageStore<ATTR,INNER_ATTR,REGION_TYPE>

A regioned page store for use when the full set of regions and their sizes are known.

Nested Class Summary

Nested classes/interfaces inherited from interface io.deephaven.engine.table.ChunkSource

ChunkSource.FillContext, ChunkSource.GetContext

Nested classes/interfaces inherited from interface io.deephaven.engine.table.impl.DefaultChunkSource

DefaultChunkSource.SupportsContiguousGet<ATTR extends Any>, DefaultChunkSource.WithPrev<ATTR extends Any>

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

RegionedPageStore.Parameters, RegionedPageStore.Static<ATTR extends Any,INNER_ATTR extends ATTR,REGION_TYPE extends Page<INNER_ATTR>>

Field Summary

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

DEFAULT_FILL_INSTANCE, ZERO_LENGTH_CHUNK_SOURCE_ARRAY

Constructor Summary

Constructors

Constructor	Description
Static(@NotNull RegionedPageStore.Parameters parameters, @NotNull REGION_TYPE[] regions)

Method Summary

Modifier and Type	Method	Description
final REGION_TYPE	getRegion(int regionIndex)	Map from a region rowSet to its corresponding region.
final int	getRegionCount()	Get the number of regions.
final RegionedPageStore.Parameters	parameters()

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

getChunkType

Methods inherited from interface io.deephaven.engine.table.impl.DefaultChunkSource

getChunkByFilling, makeGetContext

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.page.PageStore

doFillChunkAppend, fillChunk, fillChunkAppend, getChunk, getChunk

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

makeFillContext, maxRow

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

getPageContaining, getRegionIndex, lookupRegion, mask, regionMask, regionMaskNumBits

Constructor Details

Static

public Static(@NotNull
 @NotNull RegionedPageStore.Parameters parameters,
 @NotNull
 @NotNull REGION_TYPE[] regions)

Parameters:

parameters - Mask and shift parameters

regions - Array of all regions in this page store. Array becomes property of the page store.

Method Details

parameters

public final RegionedPageStore.Parameters parameters()

Specified by:

parameters in interface RegionedPageStore<ATTR extends Any,INNER_ATTR extends ATTR,REGION_TYPE extends Page<INNER_ATTR>>

Returns:

The parameters object that describes this regioned page store

getRegionCount

public final int getRegionCount()

Description copied from interface: RegionedPageStore

Get the number of regions.

Specified by:

getRegionCount in interface RegionedPageStore<ATTR extends Any,INNER_ATTR extends ATTR,REGION_TYPE extends Page<INNER_ATTR>>

Returns:

The number of regions that have been added

getRegion

public final REGION_TYPE getRegion(int regionIndex)

Description copied from interface: RegionedPageStore

Map from a region rowSet to its corresponding region.

Specified by:

getRegion in interface RegionedPageStore<ATTR extends Any,INNER_ATTR extends ATTR,REGION_TYPE extends Page<INNER_ATTR>>

Parameters:

regionIndex - The region index

Returns:

The region for the supplied region index