Package org.apache.storm.trident.operation

## Class BaseAggregator<T>

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

- All Implemented Interfaces:
    `Serializable`, `Aggregator<T>`, `Operation`
  Direct Known Subclasses:
    `ComparisonAggregator`, `CountAsAggregator`, `FirstN.FirstNAgg`, `FirstN.FirstNSortedAgg`

      public abstract class BaseAggregator<T>
      extends BaseOperation
      implements Aggregator<T>

  See Also:
    Serialized Form

- - ### Constructor Summary

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

  - ### Method Summary

    - ### Methods inherited from class org.apache.storm.trident.operation.BaseOperation

      `cleanup, prepare`

    - ### 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.Aggregator

      `aggregate, complete, init`

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

      `cleanup, prepare`

- - ### Constructor Detail

    - #### BaseAggregator

          public BaseAggregator()