org.apache.storm.streams.operations

Interface FlatMapFunction<T,R>

Type Parameters:

T - the type of the input to the function

R - the result type. An iterable of this type is returned from this function

All Superinterfaces:

Function<T,Iterable<R>>, Operation, Serializable

All Known Subinterfaces:

PairFlatMapFunction<T,K,V>

All Known Implementing Classes:

EvaluationCalc

public interface FlatMapFunction<T,R>
extends Function<T,Iterable<R>>

A function that accepts one argument and returns an Iterable of elements as its result.

Method Summary

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

apply