Package me.hsgamer.topper.value.core

Interface ValueProvider<K,V>

All Superinterfaces:

Function<K,ValueWrapper<V>>

public interface ValueProvider<K,V>
extends Function<K,ValueWrapper<V>>

Method Summary

Modifier and Type	Method	Description
@NotNull ValueWrapper<V>	apply(K key)
static <K, V> ValueProvider<K,V>	empty()
static <K, V> ValueProvider<K,V>	error(@NotNull String errorMessage)
default <RK> ValueProvider<RK,V>	keyMapper(Function<@NotNull RK,@Nullable K> mapper)
static <K, V> ValueProvider<K,V>	simple(Function<@NotNull K,@Nullable V> function)
default <F> ValueProvider<K,F>	thenApply(Function<@NotNull V,@Nullable F> mapper)

Methods inherited from interface java.util.function.Function

andThen, compose

Method Details

empty

static <K,
V> ValueProvider<K,V> empty()

simple

static <K,
V> ValueProvider<K,V> simple(Function<@NotNull K,@Nullable V> function)

error

static <K,
V> ValueProvider<K,V> error(@NotNull
 @NotNull String errorMessage)

apply

@NotNull
@NotNull ValueWrapper<V> apply(@NotNull
 K key)

Specified by:

apply in interface Function<K,V>

keyMapper

default <RK> ValueProvider<RK,V> keyMapper(Function<@NotNull RK,@Nullable K> mapper)

thenApply

default <F> ValueProvider<K,F> thenApply(Function<@NotNull V,@Nullable F> mapper)