org.apache.spark.api.java.function

Interface MapFunction<T,U>

All Superinterfaces:

java.io.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 MapFunction<T,U>
extends java.io.Serializable

Base interface for a map function used in Dataset's map function.

Method Summary

Modifier and Type	Method and Description
U	call(T value)

Method Detail

call

U call(T value)
throws Exception

Throws:

Exception