org.apache.paimon.mergetree.compact.aggregate

Class FieldIgnoreRetractAgg

java.lang.Object

org.apache.paimon.mergetree.compact.aggregate.FieldAggregator

org.apache.paimon.mergetree.compact.aggregate.FieldIgnoreRetractAgg

All Implemented Interfaces:

Serializable

public class FieldIgnoreRetractAgg
extends FieldAggregator

An aggregator which ignores retraction messages.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.paimon.mergetree.compact.aggregate.FieldAggregator

fieldType

Constructor Summary

Constructors

Constructor and Description
FieldIgnoreRetractAgg(FieldAggregator aggregator)

Method Summary

Modifier and Type	Method and Description
Object	agg(Object accumulator, Object inputField)
void	reset() reset the aggregator to a clean start state.
Object	retract(Object accumulator, Object retractField)

Methods inherited from class org.apache.paimon.mergetree.compact.aggregate.FieldAggregator

aggReversed, createFieldAggregator

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldIgnoreRetractAgg

public FieldIgnoreRetractAgg(FieldAggregator aggregator)

Method Detail

agg

public Object agg(Object accumulator,
                  Object inputField)

Specified by:

agg in class FieldAggregator

reset

public void reset()

Description copied from class: FieldAggregator

reset the aggregator to a clean start state.

Overrides:

reset in class FieldAggregator

retract

public Object retract(Object accumulator,
                      Object retractField)

Overrides:

retract in class FieldAggregator