Package 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`