Package org.apache.parquet.filter2.recordlevel

Class FilteringPrimitiveConverter

java.lang.Object

org.apache.parquet.io.api.Converter

org.apache.parquet.io.api.PrimitiveConverter

org.apache.parquet.filter2.recordlevel.FilteringPrimitiveConverter

public class FilteringPrimitiveConverter
extends PrimitiveConverter

see FilteringRecordMaterializer This pass-through proxy for a delegate PrimitiveConverter also updates the IncrementallyUpdatedFilterPredicate.ValueInspectors of a IncrementallyUpdatedFilterPredicate

Constructor Summary

Constructors

Constructor	Description
FilteringPrimitiveConverter(PrimitiveConverter delegate, IncrementallyUpdatedFilterPredicate.ValueInspector[] valueInspectors)

Method Summary

Modifier and Type	Method	Description
void	addBinary(Binary value)
void	addBoolean(boolean value)
void	addDouble(double value)
void	addFloat(float value)
void	addInt(int value)
void	addLong(long value)
void	addValueFromDictionary(int dictionaryId)	add a value based on the dictionary set with setDictionary() Will be used if the Converter has dictionary support and the data was encoded using a dictionary
boolean	hasDictionarySupport()	if it returns true we will attempt to use dictionary based conversion instead
void	setDictionary(Dictionary dictionary)	Set the dictionary to use if the data was encoded using dictionary encoding and the converter hasDictionarySupport().

Methods inherited from class org.apache.parquet.io.api.PrimitiveConverter

asPrimitiveConverter, isPrimitive

Methods inherited from class org.apache.parquet.io.api.Converter

asGroupConverter

Methods inherited from class java.lang.Object

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

Constructor Detail

FilteringPrimitiveConverter

public FilteringPrimitiveConverter(PrimitiveConverter delegate,
                                   IncrementallyUpdatedFilterPredicate.ValueInspector[] valueInspectors)

Method Detail

hasDictionarySupport

public boolean hasDictionarySupport()

Description copied from class: PrimitiveConverter

if it returns true we will attempt to use dictionary based conversion instead

Overrides:

hasDictionarySupport in class PrimitiveConverter

Returns:

if dictionary is supported

setDictionary

public void setDictionary(Dictionary dictionary)

Description copied from class: PrimitiveConverter

Set the dictionary to use if the data was encoded using dictionary encoding and the converter hasDictionarySupport().

Overrides:

setDictionary in class PrimitiveConverter

Parameters:

dictionary - the dictionary to use for conversion

addValueFromDictionary

public void addValueFromDictionary(int dictionaryId)

Description copied from class: PrimitiveConverter

add a value based on the dictionary set with setDictionary() Will be used if the Converter has dictionary support and the data was encoded using a dictionary

Overrides:

addValueFromDictionary in class PrimitiveConverter

Parameters:

dictionaryId - the id in the dictionary of the value to add

addBinary

public void addBinary(Binary value)

Overrides:

addBinary in class PrimitiveConverter

Parameters:

value - value to set

addBoolean

public void addBoolean(boolean value)

Overrides:

addBoolean in class PrimitiveConverter

Parameters:

value - value to set

addDouble

public void addDouble(double value)

Overrides:

addDouble in class PrimitiveConverter

Parameters:

value - value to set

addFloat

public void addFloat(float value)

Overrides:

addFloat in class PrimitiveConverter

Parameters:

value - value to set

addInt

public void addInt(int value)

Overrides:

addInt in class PrimitiveConverter

Parameters:

value - value to set

addLong

public void addLong(long value)

Overrides:

addLong in class PrimitiveConverter

Parameters:

value - value to set