com.diffplug.common.base

Interface Box.Nullable<T>

All Superinterfaces:

Consumer<T>, Supplier<T>

All Known Implementing Classes:

Box.Nullable.Default

Enclosing interface:

Box<T>

public static interface Box.Nullable<T>
extends Supplier<T>, Consumer<T>

Provides get/set access to a mutable nullable value.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Box.Nullable.Default<T> A simple implementation of Box.Nullable.

Method Summary

Modifier and Type	Method and Description
default void	accept(T value) Delegates to set().
static <T> Box.Nullable<T>	from(Supplier<T> getter, Consumer<T> setter) Creates a Nullable from a Supplier and a Consumer.
static <T,V> Box.Nullable<T>	from(V target, Function<V,T> getter, BiConsumer<V,T> setter) Creates a Nullable from an argument and two functions which operate on that argument.
default <R> Box.Nullable<R>	map(Function<? super T,? extends R> getMapper, Function<? super R,? extends T> setMapper) Maps one Box.Nullable to another Box.Nullable.
default T	modify(Function<? super T,? extends T> mutator) Shortcut for doing a set() on the result of a get().
static <T> Box.Nullable<T>	of(T init) Creates a Nullable of the given object.
static <T> Box.Nullable<T>	ofNull() Creates an Nullable holding null.
void	set(T value) Sets the value which will later be returned by get().

Methods inherited from interface java.util.function.Supplier

get

Methods inherited from interface java.util.function.Consumer

andThen

Method Detail

set

void set(T value)

Sets the value which will later be returned by get().

accept

default void accept(T value)

Delegates to set().

Specified by:

accept in interface Consumer<T>

modify

default T modify(Function<? super T,? extends T> mutator)

Shortcut for doing a set() on the result of a get().

map

default <R> Box.Nullable<R> map(Function<? super T,? extends R> getMapper,
                                Function<? super R,? extends T> setMapper)

Maps one Box.Nullable to another Box.Nullable.

of

static <T> Box.Nullable<T> of(T init)

Creates a Nullable of the given object.

ofNull

static <T> Box.Nullable<T> ofNull()

Creates an Nullable holding null.

from

static <T> Box.Nullable<T> from(Supplier<T> getter,
                                Consumer<T> setter)

Creates a Nullable from a Supplier and a Consumer.

from

static <T,V> Box.Nullable<T> from(V target,
                                  Function<V,T> getter,
                                  BiConsumer<V,T> setter)

Creates a Nullable from an argument and two functions which operate on that argument.