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 and 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()

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