Package one.xingyi.optics

Interface IOptional<Main,Child>

All Superinterfaces:

IFold<Main,Child>, ITraversal<Main,Child>

All Known Subinterfaces:

IISO<Main,Child>, ILens<Main,Child>

public interface IOptional<Main,Child>
extends ITraversal<Main,Child>

Method Summary

Modifier and Type	Method	Description
<GrandChild> IOptional<Main,GrandChild>	chainOptional(IOptional<Child,GrandChild> t)
<Merged, Child2> IOptional<Main,Merged>	merge(IOptional<Main,Child2> other, IISO<Tuple2<Child,Child2>,Merged> iso)
static <Main, Child> IOptional<Main,Child>	of(Function<Main,Optional<Child>> optGetFn, BiFunction<Main,Child,Optional<Main>> optSetFn)
Optional<Child>	optGet(Main main)
Optional<Main>	optSet(Main main, Child child)

Methods inherited from interface one.xingyi.optics.IFold

all, allAsList, chainFold, lastN, map, merge, unique

Methods inherited from interface one.xingyi.optics.ITraversal

andThen, chainTraversal, filter, forEach, modify

Method Details

of

static <Main,
Child> IOptional<Main,Child> of(Function<Main,Optional<Child>> optGetFn,
 BiFunction<Main,Child,Optional<Main>> optSetFn)

optGet

Optional<Child> optGet(Main main)

optSet

Optional<Main> optSet(Main main,
 Child child)

chainOptional

<GrandChild> IOptional<Main,GrandChild> chainOptional(IOptional<Child,GrandChild> t)

merge

<Merged,
Child2> IOptional<Main,Merged> merge(IOptional<Main,Child2> other,
 IISO<Tuple2<Child,Child2>,Merged> iso)