Class ArrowCharColumnSource

All Implemented Interfaces:
ChunkSource<Attributes.Values>, ChunkSource.WithPrev<Attributes.Values>, DefaultChunkSource<Attributes.Values>, DefaultChunkSource.WithPrev<Attributes.Values>, FillContextMaker, GetContextMaker, ColumnSource<Character>, ColumnSourceGetDefaults.ForChar, ElementSource<Character>, ImmutableColumnSource<Character>, ImmutableColumnSourceGetDefaults.ForChar, Releasable, TupleExporter<Character>, TupleSource<Character>, Serializable

public class ArrowCharColumnSource extends AbstractArrowColumnSource<Character> implements ImmutableColumnSourceGetDefaults.ForChar
Arrow Vector: UInt2Vector Deephaven Type: long
See Also:
  • Constructor Details

    • ArrowCharColumnSource

      public ArrowCharColumnSource(int highBit, @NotNull @NotNull org.apache.arrow.vector.types.pojo.Field field, @NotNull @NotNull ArrowHelper arrowHelper)
  • Method Details

    • fillChunk

      public void fillChunk(@NotNull ChunkSource.FillContext context, @NotNull @NotNull WritableChunk<? super Attributes.Values> destination, @NotNull @NotNull OrderedKeys orderedKeys)
      Description copied from interface: ChunkSource
      Populates the given destination chunk with data corresponding to the keys from the given OrderedKeys.
      Specified by:
      fillChunk in interface ChunkSource<Attributes.Values>
      Overrides:
      fillChunk in class AbstractColumnSource<Character>
      Parameters:
      context - A context containing all mutable/state related data used in retrieving the Chunk.
      destination - The chunk to be populated according to orderedKeys. No assumptions shall be made about the size of the chunk shall be made. The chunk will be populated from position [0,orderedKeys.size()).
      orderedKeys - An OrderedKeys representing the keys to be fetched
    • getChar

      public final char getChar(long index)
      Description copied from interface: ElementSource
      Get the value at the index as a char.
      Specified by:
      getChar in interface ElementSource<Character>
      Parameters:
      index - the location in index space to get the value from.
      Returns:
      the char at the index, null values are represented by QueryConstants.NULL_CHAR