Package org.apache.storm.trident.operation

## Class BaseMultiReducer<T>

- java.lang.Object
- - org.apache.storm.trident.operation.BaseMultiReducer<T>

- All Implemented Interfaces:
    `Serializable`, `MultiReducer<T>`

      public abstract class BaseMultiReducer<T>
      extends Object
      implements MultiReducer<T>

  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `BaseMultiReducer()` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `cleanup()` |
    `void` | `prepare​(Map<String,​Object> conf, TridentMultiReducerContext context)` |

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

    - ### Methods inherited from interface org.apache.storm.trident.operation.MultiReducer

      `complete, execute, init`

- - ### Constructor Detail

    - #### BaseMultiReducer

          public BaseMultiReducer()

  - ### Method Detail

    - #### prepare

          public void prepare​(Map<String,​Object> conf,
                              TridentMultiReducerContext context)

      Specified by:
        `prepare` in interface `MultiReducer<T>`

    - #### cleanup

          public void cleanup()

      Specified by:
        `cleanup` in interface `MultiReducer<T>`