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/*
* Copyright (C) 2018-2019 Lightbend Inc.
*/
package akka.grpc
package object javadsl {
/**
* Helper for creating akka.japi.function.Function instances from Scala
* functions as Scala 2.11 does not know about SAMs.
*/
def japiFunction[A, B](f: A => B): akka.japi.function.Function[A, B] =
new akka.japi.function.Function[A, B]() {
override def apply(a: A): B = f(a)
}
/**
* Helper for creating java.util.function.Function instances from Scala
* functions as Scala 2.11 does not know about SAMs.
*/
def javaFunction[A, B](f: A => B): java.util.function.Function[A, B] =
new java.util.function.Function[A, B]() {
override def apply(a: A): B = f(a)
}
/**
* Helper for creating Scala partial functions from akka.japi.Function
* instances as Scala 2.11 does not know about SAMs.
*/
def scalaPartialFunction[A, B](f: akka.japi.Function[A, B]): PartialFunction[A, B] = {
case a => f(a)
}
/**
* Helper for creating Scala anonymous partial functions from akka.japi.Function
* instances as Scala 2.11 does not know about SAMs.
*/
def scalaAnonymousPartialFunction[A, B, C](f: akka.japi.Function[A, akka.japi.Function[B, C]]): A => PartialFunction[B, C] =
a => scalaPartialFunction(f(a))
}