## Uses of Interface
com.hazelcast.jet.pipeline.GeneralStageWithKey

- Packages that use GeneralStageWithKey
  Package | Description
  --- | ---
  com.hazelcast.jet.pipeline | The Pipeline API is Jet's high-level API to build and execute distributed computation jobs.

- - ### Uses of GeneralStageWithKey in com.hazelcast.jet.pipeline

    Subinterfaces of GeneralStageWithKey in com.hazelcast.jet.pipeline
    Modifier and Type | Interface and Description
    --- | ---
    `interface` | `BatchStageWithKey<T,K>` An intermediate step while constructing a group-and-aggregate batch pipeline stage.
    `interface` | `StreamStageWithKey<T,K>` An intermediate step while constructing a pieline transform that involves a grouping key, such as windowed group-and-aggregate.

    Methods in com.hazelcast.jet.pipeline that return GeneralStageWithKey
    Modifier and Type | Method and Description
    --- | ---
    `<K> GeneralStageWithKey<T,K>` | GeneralStage.`groupingKey(FunctionEx<? super T,? extends K> keyFn)` Specifies the function that will extract a key from the items in the associated pipeline stage.

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