## Uses of Interface
com.hazelcast.mapreduce.LifecycleMapper

- Packages that use LifecycleMapper
  Package | Description
  --- | ---
  com.hazelcast.mapreduce | This package contains the MapReduce API definition for Hazelcast. All map reduce operations running in a distributed manner inside the active Hazelcast cluster.

- - ### Uses of LifecycleMapper in com.hazelcast.mapreduce

    Classes in com.hazelcast.mapreduce that implement LifecycleMapper
    Modifier and Type | Class and Description
    --- | ---
    `class` | `LifecycleMapperAdapter<KeyIn,ValueIn,KeyOut,ValueOut>` Deprecated. MapReduce is deprecated and will be removed in 4.0. For map aggregations, you can use `Aggregator` on IMap. For general data processing, it is superseded by Hazelcast Jet.

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