Package org.apache.storm.metric.api

## Interface IReducer<T>

- All Known Implementing Classes:
    `MeanReducer`

      public interface IReducer<T>

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `Object` | `extractResult​(T accumulator)` |
    `T` | `init()` |
    `T` | `reduce​(T accumulator, Object input)` |

- - ### Method Detail

    - #### init

          T init()

    - #### reduce

          T reduce​(T accumulator,
                   Object input)

    - #### extractResult

          Object extractResult​(T accumulator)