# Package com.hazelcast.jet.core.function

Functional interfaces used by Jet Core API

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  KeyedWindowResultFunction<K,R,OUT> | Represents the function you pass to windowing processors such as `aggregateToSlidingWindowP()` and `aggregateToSessionWindowP()` as `mapToOutputFn`.
  ObjLongBiFunction<T,R> | Represents a specialization of `BiFunction` where the second argument is a `long`.

## Package com.hazelcast.jet.core.function Description

Functional interfaces used by Jet Core API

Since:
  3.0

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