Interface MapGroupsFunction<K,V,R>

All Superinterfaces:
Serializable
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface public interface MapGroupsFunction<K,V,R> extends Serializable
Base interface for a map function used in GroupedDataset's mapGroup function.
  • Method Summary

    Modifier and Type
    Method
    Description
    call(K key, Iterator<V> values)