Package org.apache.storm.streams.operations

Interface Reducer<T>

Type Parameters:
T - the type of the arguments and the result
All Superinterfaces:
BiFunction<T,T,T>, Operation, Serializable
public interface Reducer<T> extends BiFunction<T,T,T>
The Reducer performs an operation on two values of the same type producing a result of the same type.

  • Method Summary

    Modifier and Type
    Method
    Description
    T
    apply(T arg1, T arg2)
    Applies this function to the given arguments.

  • Method Details

    • apply

      T apply(T arg1, T arg2)
      Applies this function to the given arguments.
      Specified by:
      apply in interface BiFunction<T,T,T>
      Parameters:
      arg1 - the first argument
      arg2 - the second argument
      Returns:
      the result