# Package com.hazelcast.mapreduce.aggregation

Deprecated.
Use fast-aggregations `com.hazelcast.aggregation`
This package contains the aggregation API and the convenience helper classes to retrieve predefined aggregation implementations.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  Aggregation<Key,Supplied,Result> | Deprecated Use new fast-aggregations `IMap.aggregate(Aggregator)` or `IMap.aggregate(Aggregator, Predicate)`.
  PropertyExtractor<ValueIn,ValueOut> | Deprecated Use fast-aggregations `Aggregator`

- Class Summary
  Class | Description
  --- | ---
  Aggregations | Deprecated Use fast-aggregations `Aggregators`
  Supplier<KeyIn,ValueIn,ValueOut> | Deprecated Use fast-aggregations `Aggregator`

## Package com.hazelcast.mapreduce.aggregation Description

This package contains the aggregation API and the convenience helper classes to retrieve predefined aggregation implementations.

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