Package io.trino.hive.formats.encodings.text

Class BlockEncoding

java.lang.Object

io.trino.hive.formats.encodings.text.BlockEncoding

All Implemented Interfaces:

ColumnEncoding, TextColumnEncoding

Direct Known Subclasses:

ListEncoding, MapEncoding, StructEncoding

public abstract class BlockEncoding
extends Object
implements TextColumnEncoding

Field Summary

Fields

Modifier and Type	Field	Description
protected final io.airlift.slice.Slice	nullSequence

Constructor Summary

Constructors

Constructor	Description
BlockEncoding(Type type, io.airlift.slice.Slice nullSequence, Byte escapeByte)

Method Summary

Modifier and Type	Method	Description
final Block	decodeColumn(ColumnData columnData)
final void	encodeColumn(Block block, io.airlift.slice.SliceOutput output, EncodeOutput encodeOutput)
protected final boolean	isEscapeByte(byte currentByte)
protected final boolean	isNullSequence(io.airlift.slice.Slice slice, int offset, int length)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.hive.formats.encodings.text.TextColumnEncoding

decodeValueInto, encodeValueInto

Field Details

nullSequence

protected final io.airlift.slice.Slice nullSequence

Constructor Details

BlockEncoding

public BlockEncoding(Type type,
 io.airlift.slice.Slice nullSequence,
 Byte escapeByte)

Method Details

encodeColumn

public final void encodeColumn(Block block,
 io.airlift.slice.SliceOutput output,
 EncodeOutput encodeOutput)
                        throws FileCorruptionException

Specified by:

encodeColumn in interface ColumnEncoding

Throws:

FileCorruptionException

decodeColumn

public final Block decodeColumn(ColumnData columnData)
                         throws FileCorruptionException

Specified by:

decodeColumn in interface ColumnEncoding

Throws:

FileCorruptionException

isNullSequence

protected final boolean isNullSequence(io.airlift.slice.Slice slice,
 int offset,
 int length)

isEscapeByte

protected final boolean isEscapeByte(byte currentByte)