Package org.smallibs.concurrent.promise

Enum Class PromiseHelper

java.lang.Object

java.lang.Enum<PromiseHelper>

org.smallibs.concurrent.promise.PromiseHelper

All Implemented Interfaces:

Serializable, Comparable<PromiseHelper>, java.lang.constant.Constable

public enum PromiseHelper
extends Enum<PromiseHelper>

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Method Summary

Modifier and Type	Method	Description
static <T> Applicative<Promise,T,Promise<T>>	applicative(Promise<T> promise)
static Promise<Unit>	exists(Promise... promises)
static <T> Promise<T>	failure(Throwable t)
static Promise<Unit>	forall(Promise... promises)
static <T> Functor<Promise,T,Promise<T>>	functor(Promise<T> promise)
static Promise<Unit>	join(Promise... promises)
static <T> Monad<Promise,T,Promise<T>>	monad(Promise<T> promise)
static <T> Promise<List<T>>	sequence(List<Promise<T>> promises)
static <T> Promise<T>	success(T t)
static PromiseHelper	valueOf(String name)	Returns the enum constant of this class with the specified name.
static PromiseHelper[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Method Details

values

public static PromiseHelper[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static PromiseHelper valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null

functor

public static <T> Functor<Promise,T,Promise<T>> functor(Promise<T> promise)

applicative

public static <T> Applicative<Promise,T,Promise<T>> applicative(Promise<T> promise)

monad

public static <T> Monad<Promise,T,Promise<T>> monad(Promise<T> promise)

success

public static <T> Promise<T> success(T t)

failure

public static <T> Promise<T> failure(Throwable t)

join

public static Promise<Unit> join(Promise... promises)

sequence

public static <T> Promise<List<T>> sequence(List<Promise<T>> promises)

forall

public static Promise<Unit> forall(Promise... promises)

exists

public static Promise<Unit> exists(Promise... promises)