Package io.deephaven.engine.rowset.impl

Class RowKeyChunkUtils

java.lang.Object

io.deephaven.engine.rowset.impl.RowKeyChunkUtils

public class RowKeyChunkUtils
extends Object

Utilities for working with chunks of row keys.

Constructor Summary

Constructors

Constructor	Description
RowKeyChunkUtils()

Method Summary

Modifier and Type	Method	Description
static LongChunk<OrderedRowKeys>	convertToOrderedKeyIndices(int srcOffset, LongChunk<OrderedRowKeyRanges> chunk)	Generates a LongChunk<OrderedRowKeys> from LongChunk<OrderedRowKeyRanges>.
static void	convertToOrderedKeyIndices(int srcOffset, LongChunk<OrderedRowKeyRanges> chunk, WritableLongChunk<OrderedRowKeys> dest, int destOffset)	Fill a LongChunk<OrderedRowKeys> from LongChunk<OrderedRowKeyRanges>.
static LongChunk<OrderedRowKeys>	convertToOrderedKeyIndices(LongChunk<OrderedRowKeyRanges> chunk)	Generates a LongChunk<OrderedRowKeys> from LongChunk<OrderedRowKeyRanges>.
static WritableLongChunk<OrderedRowKeyRanges>	convertToOrderedKeyRanges(LongChunk<OrderedRowKeys> chunk)	Generates a LongChunk<OrderedRowKeyRanges> from a LongChunk<OrderedRowKeys>.
static WritableLongChunk<OrderedRowKeyRanges>	convertToOrderedKeyRanges(LongChunk<OrderedRowKeys> chunk, long maxChunkSize)
static void	convertToOrderedKeyRanges(LongChunk<OrderedRowKeys> chunk, WritableLongChunk<OrderedRowKeyRanges> dest)	Fills OrderedRowKeyRanges into dest from the provided chunk and specified source range.

Methods inherited from class java.lang.Object

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

Constructor Details

RowKeyChunkUtils

public RowKeyChunkUtils()

Method Details

convertToOrderedKeyRanges

public static WritableLongChunk<OrderedRowKeyRanges> convertToOrderedKeyRanges(LongChunk<OrderedRowKeys> chunk)

Generates a LongChunk<OrderedRowKeyRanges> from a LongChunk<OrderedRowKeys>.

Parameters:

chunk - the chunk to convert

Returns:

the generated chunk

convertToOrderedKeyRanges

@VisibleForTesting
public static WritableLongChunk<OrderedRowKeyRanges> convertToOrderedKeyRanges(LongChunk<OrderedRowKeys> chunk,
 long maxChunkSize)

convertToOrderedKeyRanges

public static void convertToOrderedKeyRanges(LongChunk<OrderedRowKeys> chunk,
 WritableLongChunk<OrderedRowKeyRanges> dest)

Fills OrderedRowKeyRanges into dest from the provided chunk and specified source range.

Parameters:

chunk - the chunk to convert

dest - the chunk to fill with ranges

convertToOrderedKeyIndices

public static LongChunk<OrderedRowKeys> convertToOrderedKeyIndices(LongChunk<OrderedRowKeyRanges> chunk)

Generates a LongChunk<OrderedRowKeys> from LongChunk<OrderedRowKeyRanges>.

Parameters:

chunk - the chunk to convert

Returns:

the generated chunk

convertToOrderedKeyIndices

public static LongChunk<OrderedRowKeys> convertToOrderedKeyIndices(int srcOffset,
 LongChunk<OrderedRowKeyRanges> chunk)

Generates a LongChunk<OrderedRowKeys> from LongChunk<OrderedRowKeyRanges>.

Parameters:

srcOffset - the offset into chunk to begin including in the generated chunk

chunk - the chunk to convert

Returns:

the generated chunk

convertToOrderedKeyIndices

public static void convertToOrderedKeyIndices(int srcOffset,
 LongChunk<OrderedRowKeyRanges> chunk,
 WritableLongChunk<OrderedRowKeys> dest,
 int destOffset)

Fill a LongChunk<OrderedRowKeys> from LongChunk<OrderedRowKeyRanges>.

Parameters:

srcOffset - the offset into chunk to begin including in the generated chunk

chunk - the chunk to convert

dest - the chunk to fill with indices