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:
All Known Implementing Classes:

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