org.apache.storm.streams.operations

Interface PairFunction<T,K,V>

Type Parameters:

T - the type of the input to the function

K - the key type

V - the value type

All Superinterfaces:

Function<T,Pair<K,V>>, Operation, Serializable

All Known Implementing Classes:

PairValueMapper, StreamInsertMapToPairFunction

public interface PairFunction<T,K,V>
extends Function<T,Pair<K,V>>

A function that accepts an argument and produces a key-value Pair.

Method Summary

Methods inherited from interface org.apache.storm.streams.operations.Function

apply