org.optaplanner.core.impl.score.stream.drools.common

## Interface GroupByAccumulator<InTuple,OutTuple>

- All Superinterfaces:
    Serializable
  All Known Implementing Classes:
    DroolsAbstractBiCollectingGroupByAccumulator, DroolsAbstractUniCollectingGroupByAccumulator

      public interface GroupByAccumulator<InTuple,OutTuple>
      extends Serializable

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `Runnable` | `accumulate(InTuple input)`
    `Set<OutTuple>` | `finish()`

- - ### Method Detail

    - #### accumulate

          Runnable accumulate(InTuple input)

    - #### finish

          Set<OutTuple> finish()

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