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

Class SingleValuePushdownHelper

java.lang.Object

io.deephaven.engine.table.impl.sources.SingleValuePushdownHelper

public class SingleValuePushdownHelper
extends Object

Constructor Summary

Constructors

Constructor	Description
SingleValuePushdownHelper()

Method Summary

Modifier and Type	Method	Description
static boolean	chunkFilter(BasePushdownFilterContext context, Supplier<Chunk<Values>> valueChunkSupplier)	Execute the chunk filter from the context and return true if the filter matches any rows.
static boolean	filter(RowSet selection, boolean usePrev, BasePushdownFilterContext context, Supplier<Chunk<Values>> valueChunkSupplier, ColumnSource<?> columnSource)	Execute the chunkFilter(BasePushdownFilterContext, Supplier) or tableFilter(WhereFilter, RowSet, boolean, ColumnSource) to test whether the single value matches the supplied filter.
static Chunk<Values>	makeChunk(boolean value)	Returns a new chunk containing the single boolean value.
static Chunk<Values>	makeChunk(byte value)	Returns a new chunk containing the single byte value.
static Chunk<Values>	makeChunk(char value)	Returns a new chunk containing the single char value.
static Chunk<Values>	makeChunk(double value)	Returns a new chunk containing the single double value.
static Chunk<Values>	makeChunk(float value)	Returns a new chunk containing the single float value.
static Chunk<Values>	makeChunk(int value)	Returns a new chunk containing the single int value.
static Chunk<Values>	makeChunk(long value)	Returns a new chunk containing the single long value.
static Chunk<Values>	makeChunk(short value)	Returns a new chunk containing the single short value.
static Chunk<Values>	makeChunk(Object value)	Returns a new chunk containing the single object value.
static boolean	tableFilter(WhereFilter filter, RowSet selection, boolean usePrev, ColumnSource<?> columnSource)	Execute the filter against a dummy table and return true if the filter matches any rows.

Methods inherited from class java.lang.Object

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

Constructor Details

SingleValuePushdownHelper

public SingleValuePushdownHelper()

Method Details

makeChunk

public static Chunk<Values> makeChunk(byte value)

Returns a new chunk containing the single byte value.

makeChunk

public static Chunk<Values> makeChunk(char value)

Returns a new chunk containing the single char value.

makeChunk

public static Chunk<Values> makeChunk(short value)

Returns a new chunk containing the single short value.

makeChunk

public static Chunk<Values> makeChunk(int value)

Returns a new chunk containing the single int value.

makeChunk

public static Chunk<Values> makeChunk(long value)

Returns a new chunk containing the single long value.

makeChunk

public static Chunk<Values> makeChunk(float value)

Returns a new chunk containing the single float value.

makeChunk

public static Chunk<Values> makeChunk(double value)

Returns a new chunk containing the single double value.

makeChunk

public static Chunk<Values> makeChunk(boolean value)

Returns a new chunk containing the single boolean value.

makeChunk

public static Chunk<Values> makeChunk(Object value)

Returns a new chunk containing the single object value.

filter

public static boolean filter(RowSet selection,
 boolean usePrev,
 BasePushdownFilterContext context,
 Supplier<Chunk<Values>> valueChunkSupplier,
 ColumnSource<?> columnSource)

Execute the chunkFilter(BasePushdownFilterContext, Supplier) or tableFilter(WhereFilter, RowSet, boolean, ColumnSource) to test whether the single value matches the supplied filter.

chunkFilter

public static boolean chunkFilter(BasePushdownFilterContext context,
 Supplier<Chunk<Values>> valueChunkSupplier)

Execute the chunk filter from the context and return true if the filter matches any rows.

tableFilter

public static boolean tableFilter(WhereFilter filter,
 RowSet selection,
 boolean usePrev,
 ColumnSource<?> columnSource)

Execute the filter against a dummy table and return true if the filter matches any rows.