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

Method Detail

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