Package org.apache.storm.streams.operations

## Interface Operation

- All Superinterfaces:
    `Serializable`
  All Known Subinterfaces:
    `BiFunction<T,​U,​R>`, `CombinerAggregator<T,​A,​R>`, `Consumer<T>`, `FlatMapFunction<T,​R>`, `Function<T,​R>`, `PairFlatMapFunction<T,​K,​V>`, `PairFunction<T,​K,​V>`, `Predicate<T>`, `Reducer<T>`, `StateUpdater<T,​S>`, `TupleValueMapper<T>`, `ValueJoiner<V1,​V2,​R>`
  All Known Implementing Classes:
    `Count`, `EvaluationCalc`, `EvaluationFilter`, `EvaluationFunction`, `IdentityFunction`, `LongSum`, `PairValueJoiner`, `PairValueMapper`, `PrintConsumer`, `StreamInsertMapToPairFunction`, `StreamsScanTupleValueMapper`, `ValueMapper`, `ValuesMapper`

      public interface Operation
      extends Serializable

  The parent interface for any kind of streaming operation.