Uses of Class
fj.data.optic.Optional

Packages that use Optional

Package	Description
fj.data	Common algebraic data types.
fj.data.optic	Optic data types adapted from the Scala Monocle library and inspired by the Haskell Lens library.

Uses of Optional in fj.data

Methods in fj.data that return Optional

Modifier and Type	Method	Description
static <A> Optional<List<A>,A>	List.Optic.head()	Optional targeted on Cons head.
static <A> Optional<List<A>,List<A>>	List.Optic.tail()	Optional targeted on Cons tail.

Uses of Optional in fj.data.optic

Methods in fj.data.optic that return Optional

Modifier and Type	Method	Description
Optional<S,A>	Iso.asOptional()	view an Iso as a Optional
Optional<S,A>	Lens.asOptional()	view a Lens as an Optional
Optional<S,A>	Prism.asOptional()	view a Prism as a Optional
<C> Optional<S,C>	Optional.composeIso(Iso<A,C> other)	compose a Optional with an Iso
<C> Optional<S,C>	Optional.composeLens(Lens<A,C> other)	compose a Optional with a Lens
<C,D> Optional<S,C>	Prism.composeLens(Lens<A,C> other)	compose a Prism with a Lens
<C> Optional<S,C>	Iso.composeOptional(Optional<A,C> other)	compose an Iso with a Optional
<C> Optional<S,C>	Lens.composeOptional(Optional<A,C> other)	compose a Lens with an Optional
<C> Optional<S,C>	Optional.composeOptional(Optional<A,C> other)	compose a Optional with a Optional
<C,D> Optional<S,C>	Prism.composeOptional(Optional<A,C> other)	compose a Prism with a Optional
<C> Optional<S,C>	Lens.composePrism(Prism<A,C> other)	compose a Lens with a Prism
<C> Optional<S,C>	Optional.composePrism(Prism<A,C> other)	compose a Optional with a Prism
<C> Optional<P2<S,C>,P2<A,C>>	Optional.first()
static <S> Optional<S,S>	Optional.id()
static <S,A> Optional<S,A>	Optional.ignored()
static final <S,A> Optional<S,A>	Optional.optional(F<S, Option<A>> getOption, F<A,F<S,S>> set)
<C> Optional<P2<C,S>,P2<C,A>>	Optional.second()
<S1> Optional<Either<S,S1>, A>	Optional.sum(Optional<S1,A> other)	join two Optional with the same target

Methods in fj.data.optic with parameters of type Optional

Modifier and Type	Method	Description
<C> Optional<S,C>	Iso.composeOptional(Optional<A,C> other)	compose an Iso with a Optional
<C> Optional<S,C>	Lens.composeOptional(Optional<A,C> other)	compose a Lens with an Optional
<C> Optional<S,C>	Optional.composeOptional(Optional<A,C> other)	compose a Optional with a Optional
<C,D> Optional<S,C>	Prism.composeOptional(Optional<A,C> other)	compose a Prism with a Optional
<S1> Optional<Either<S,S1>, A>	Optional.sum(Optional<S1,A> other)	join two Optional with the same target