Package org.apache.heron.bolts.kafka

Interface TupleTransformer<K,V>

All Superinterfaces:

Serializable

public interface TupleTransformer<K,V>
extends Serializable

Method Summary

Modifier and Type	Method	Description
String	getTopicName(org.apache.heron.api.tuple.Tuple tuple)
default K	transformToKey(org.apache.heron.api.tuple.Tuple tuple)
default V	transformToValue(org.apache.heron.api.tuple.Tuple tuple)

Method Detail

transformToKey

default K transformToKey(org.apache.heron.api.tuple.Tuple tuple)

transformToValue

default V transformToValue(org.apache.heron.api.tuple.Tuple tuple)

getTopicName

String getTopicName(org.apache.heron.api.tuple.Tuple tuple)