com.twitter.heron.api.metric

Interface IReducer<T>

All Known Implementing Classes:

MeanReducer

public interface IReducer<T>

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	extractResult(T accumulator)
T	init()
T	reduce(T accumulator, java.lang.Object input)

Method Detail

init

T init()

reduce

T reduce(T accumulator,
       java.lang.Object input)

extractResult

java.lang.Object extractResult(T accumulator)