Package 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