Package io.deephaven.engine.table.impl.util

Class WritableSingleValueRowRedirection

java.lang.Object

io.deephaven.engine.table.impl.util.SingleValueRowRedirection

io.deephaven.engine.table.impl.util.WritableSingleValueRowRedirection

All Implemented Interfaces:

ChunkSource<RowKeys>, ChunkSource.WithPrev<RowKeys>, FillContextMaker, GetContextMaker, DefaultChunkSource<RowKeys>, DefaultChunkSource.WithPrev<RowKeys>, FillUnordered<RowKeys>, RowRedirection

public class WritableSingleValueRowRedirection
extends SingleValueRowRedirection

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.DefaultChunkSource

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

Field Summary

Fields inherited from class io.deephaven.engine.table.impl.util.SingleValueRowRedirection

value

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

Constructor Summary

Constructors

Constructor	Description
WritableSingleValueRowRedirection(long value)

Method Summary

Modifier and Type	Method	Description
void	fillPrevChunk(@NotNull ChunkSource.FillContext fillContext, @NotNull WritableChunk<? super RowKeys> innerRowKeys, @NotNull RowSequence outerRowKeys)	Lookup each element in a RowSequence using previous values and write the result to a WritableLongChunk.
long	get(long outerRowKey)	Simple redirected lookup.
long	getPrev(long outerRowKey)	Simple redirected lookup, using previous values.
long	getValue()
void	setValue(long newValue)
void	startTrackingPrevValues()
String	toString()

Methods inherited from class io.deephaven.engine.table.impl.util.SingleValueRowRedirection

fillChunk, isWritableSingleValue, writableSingleValueCast

Methods inherited from class java.lang.Object

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

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, getPrevSource

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.impl.util.RowRedirection

ascendingMapping, fillChunkUnordered, fillPrevChunkUnordered, getChunkType, isWritable, providesFillUnordered, writableCast

Constructor Details

WritableSingleValueRowRedirection

public WritableSingleValueRowRedirection(long value)

Method Details

get

public long get(long outerRowKey)

Description copied from interface: RowRedirection

Simple redirected lookup.

Specified by:

get in interface RowRedirection

Overrides:

get in class SingleValueRowRedirection

Parameters:

outerRowKey - The "outer" row key

Returns:

The corresponding "inner" row key, or RowSequence.NULL_ROW_KEY if no mapping exists

getPrev

public long getPrev(long outerRowKey)

Description copied from interface: RowRedirection

Simple redirected lookup, using previous values.

Specified by:

getPrev in interface RowRedirection

Overrides:

getPrev in class SingleValueRowRedirection

Parameters:

outerRowKey - The "outer" row key

Returns:

The corresponding "inner" row key, or RowSequence.NULL_ROW_KEY if no mapping exists

setValue

public void setValue(long newValue)

getValue

public long getValue()

Overrides:

getValue in class SingleValueRowRedirection

startTrackingPrevValues

public void startTrackingPrevValues()

toString

public String toString()

Overrides:

toString in class SingleValueRowRedirection

fillPrevChunk

public void fillPrevChunk(@NotNull
 @NotNull ChunkSource.FillContext fillContext,
 @NotNull
 @NotNull WritableChunk<? super RowKeys> innerRowKeys,
 @NotNull
 @NotNull RowSequence outerRowKeys)

Description copied from interface: RowRedirection

Lookup each element in a RowSequence using previous values and write the result to a WritableLongChunk.

Specified by:

fillPrevChunk in interface ChunkSource.WithPrev<RowKeys>

Specified by:

fillPrevChunk in interface RowRedirection

Overrides:

fillPrevChunk in class SingleValueRowRedirection

Parameters:

fillContext - The fill context

innerRowKeys - The result WritableLongChunk

outerRowKeys - The row keys to lookup in this RowRedirection