Package io.deephaven.web.client.api.barrage.data

Class WebColumnData

java.lang.Object

io.deephaven.web.client.api.barrage.data.WebColumnData

public class WebColumnData
extends Object

Holds data from or intended for web clients, normalizing over nulls, with helpers to handle typed chunks.

Constructor Summary

Constructors

Constructor	Description
WebColumnData()

Method Summary

Modifier and Type	Method	Description
void	applyUpdate(List<Chunk<Values>> data, RangeSet added, RangeSet removed)	Apply a viewport update directly to this column data.
void	ensureCapacity(long size)
void	fillFromChunk(Chunk<?> data, PrimitiveIterator.OfLong destIterator)	Fill a chunk with data from this column.
jsinterop.base.Any	get(long position)	Get a value from this column.

Methods inherited from class java.lang.Object

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

Constructor Details

WebColumnData

public WebColumnData()

Method Details

ensureCapacity

public void ensureCapacity(long size)

get

public jsinterop.base.Any get(long position)

Get a value from this column.

Parameters:

position - the position of the value to get

Returns:

the value at the given position

fillFromChunk

public void fillFromChunk(Chunk<?> data,
 PrimitiveIterator.OfLong destIterator)

Fill a chunk with data from this column.

Parameters:

data - the chunk to fill from

destIterator - an iterator of row positions to fill

applyUpdate

public void applyUpdate(List<Chunk<Values>> data,
 RangeSet added,
 RangeSet removed)

Apply a viewport update directly to this column data.

Parameters:

data - the data source for added rows

added - rows that are new in a post-update position-space

removed - rows that no longer exist in a pre-update position-space