drjoliv.jfunc.function

Interface F0<A>

All Superinterfaces:

Functor<F0.μ,A>, Supplier<A>

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 F0<A>
extends Supplier<A>, Functor<F0.μ,A>

A computation that supplies a value.

Author:

Deaonte 'drjoliv' Jolivet : drjoliv@gmail.com

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	F0.μ The witness type of F0.

Method Summary

Modifier and Type	Method and Description
A	call() Returns a result.
default A	get()
default <B> F0<B>	map(F1<? super A,? extends B> fn) Map applies the function fn to the contents of this Functor, returning a new Functor whose contents is the result of that function application.

Methods inherited from interface drjoliv.jfunc.functor.Functor

map, map, map, map, replace

Method Detail

call

A call()

Returns a result.

Returns:

a result.

map

default <B> F0<B> map(F1<? super A,? extends B> fn)

Description copied from interface: Functor

Map applies the function fn to the contents of this Functor, returning a new Functor whose contents is the result of that function application.

Specified by:

map in interface Functor<F0.μ,A>

Type Parameters:

B - the type of the contents of the new Functor.

Parameters:

fn - the function that will map over the contents of this functor.

Returns:

a Functor containing the result of fn.

get

default A get()

Specified by:

get in interface Supplier<A>