Package io.trino.parquet.reader.flat

Class ZeroDefinitionLevelDecoder

java.lang.Object

io.trino.parquet.reader.flat.ZeroDefinitionLevelDecoder

All Implemented Interfaces:

FlatDefinitionLevelDecoder

public class ZeroDefinitionLevelDecoder
extends Object
implements FlatDefinitionLevelDecoder

Nested Class Summary

Nested classes/interfaces inherited from interface io.trino.parquet.reader.flat.FlatDefinitionLevelDecoder

FlatDefinitionLevelDecoder.DefinitionLevelDecoderProvider

Constructor Summary

Constructors

Constructor	Description
ZeroDefinitionLevelDecoder()

Method Summary

Modifier and Type	Method	Description
void	init(io.airlift.slice.Slice input)
int	readNext(boolean[] values, int offset, int length)	Populate 'values' with true for nulls and return the number of non-nulls encountered.
int	skip(int length)	Skip 'length' values and return the number of non-nulls encountered

Methods inherited from class java.lang.Object

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

Constructor Details

ZeroDefinitionLevelDecoder

public ZeroDefinitionLevelDecoder()

Method Details

init

public void init(io.airlift.slice.Slice input)

Specified by:

init in interface FlatDefinitionLevelDecoder

readNext

public int readNext(boolean[] values,
 int offset,
 int length)

Description copied from interface: FlatDefinitionLevelDecoder

Populate 'values' with true for nulls and return the number of non-nulls encountered. 'values' array is assumed to be empty at the start of reading a batch, i.e. contain only false values.

Specified by:

readNext in interface FlatDefinitionLevelDecoder

skip

public int skip(int length)

Description copied from interface: FlatDefinitionLevelDecoder

Skip 'length' values and return the number of non-nulls encountered

Specified by:

skip in interface FlatDefinitionLevelDecoder