org.apache.parquet.io.api

Class GroupConverter

java.lang.Object

org.apache.parquet.io.api.Converter

org.apache.parquet.io.api.GroupConverter

Direct Known Subclasses:

FilteringGroupConverter

public abstract class GroupConverter
extends Converter

converter for group nodes

Constructor Summary

Constructors

Constructor and Description
GroupConverter()

Method Summary

Modifier and Type	Method and Description
GroupConverter	asGroupConverter()
abstract void	end() call at the end of the group
abstract Converter	getConverter(int fieldIndex) called at initialization based on schema must consistently return the same object
boolean	isPrimitive()
abstract void	start() called at the beginning of the group managed by this converter

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

asPrimitiveConverter

Methods inherited from class java.lang.Object

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

Constructor Detail

GroupConverter

public GroupConverter()

Method Detail

isPrimitive

public boolean isPrimitive()

Specified by:

isPrimitive in class Converter

asGroupConverter

public GroupConverter asGroupConverter()

Overrides:

asGroupConverter in class Converter

getConverter

public abstract Converter getConverter(int fieldIndex)

called at initialization based on schema must consistently return the same object

Parameters:

fieldIndex - index of the field in this group

Returns:

the corresponding converter

start

public abstract void start()

called at the beginning of the group managed by this converter

end

public abstract void end()

call at the end of the group