com.facebook.presto.spi.block

Interface BlockEncodingFactory<T extends BlockEncoding>

All Known Implementing Classes:

ArrayBlockEncoding.ArrayBlockEncodingFactory, DictionaryBlockEncoding.DictionaryBlockEncodingFactory, FixedWidthBlockEncoding.FixedWidthBlockEncodingFactory, InterleavedBlockEncoding.InterleavedBlockEncodingFactory, LazyBlockEncoding.LazyBlockEncodingFactory, LazySliceArrayBlockEncoding.LazySliceArrayBlockEncodingFactory, SliceArrayBlockEncoding.SliceArrayBlockEncodingFactory, VariableWidthBlockEncoding.VariableWidthBlockEncodingFactory

public interface BlockEncodingFactory<T extends BlockEncoding>

Method Summary

Modifier and Type	Method and Description
String	getName() Gets the unique name of this encoding.
T	readEncoding(TypeManager manager, BlockEncodingSerde serde, io.airlift.slice.SliceInput input) Reads the encoding from the specified input.
void	writeEncoding(BlockEncodingSerde serde, io.airlift.slice.SliceOutput output, T blockEncoding) Writes this encoding to the output stream.

Method Detail

getName

String getName()

Gets the unique name of this encoding.

readEncoding

T readEncoding(TypeManager manager,
               BlockEncodingSerde serde,
               io.airlift.slice.SliceInput input)

Reads the encoding from the specified input.

writeEncoding

void writeEncoding(BlockEncodingSerde serde,
                   io.airlift.slice.SliceOutput output,
                   T blockEncoding)

Writes this encoding to the output stream.