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A

accept(T) - Method in interface com.spotify.futures.FuturesExtra.Consumer

Performs this operation on the given argument.

accept(V, Throwable) - Method in class com.spotify.futures.CompletableToApiFutureWrapper

accept(V, Throwable) - Method in class com.spotify.futures.CompletableToListenableFutureWrapper

add(Callable<? extends ListenableFuture<T>>) - Method in class com.spotify.futures.ConcurrencyLimiter

the callable function will run as soon as the currently active set of futures is less than the maxConcurrency limit.

add(Callable<? extends ListenableFuture<T>>) - Method in interface com.spotify.futures.FutureJobInvoker

addCallback(ListenableFuture<T>, FuturesExtra.Consumer<? super T>, FuturesExtra.Consumer<Throwable>, Executor) - Static method in class com.spotify.futures.FuturesExtra

A lambda-friendly way to attach callbacks to a ListenableFuture.

addFailureCallback(ListenableFuture<T>, FuturesExtra.Consumer<Throwable>, Executor) - Static method in class com.spotify.futures.FuturesExtra

A lambda-friendly way to attach a callback to a ListenableFuture.

addSuccessCallback(ListenableFuture<T>, FuturesExtra.Consumer<? super T>, Executor) - Static method in class com.spotify.futures.FuturesExtra

A lambda-friendly way to attach a callback to a ListenableFuture.

ApiFuturesExtra - Class in com.spotify.futures

ApiFuturesExtra() - Constructor for class com.spotify.futures.ApiFuturesExtra

ApiFutureToCompletableFutureWrapper<V> - Class in com.spotify.futures

ApiFutureToCompletableFutureWrapper(ApiFuture<V>, Executor) - Constructor for class com.spotify.futures.ApiFutureToCompletableFutureWrapper

apply(A, B) - Method in interface com.spotify.futures.FuturesExtra.AsyncFunction2

Create and return a ListenableFuture that will execute combining a and b into some sort of result.

apply(A, B) - Method in interface com.spotify.futures.FuturesExtra.Function2

Combine the inputs into the returned output.

apply(A, B, C) - Method in interface com.spotify.futures.FuturesExtra.AsyncFunction3

apply(A, B, C) - Method in interface com.spotify.futures.FuturesExtra.Function3

apply(A, B, C, D) - Method in interface com.spotify.futures.FuturesExtra.AsyncFunction4

apply(A, B, C, D) - Method in interface com.spotify.futures.FuturesExtra.Function4

apply(A, B, C, D, E) - Method in interface com.spotify.futures.FuturesExtra.AsyncFunction5

apply(A, B, C, D, E) - Method in interface com.spotify.futures.FuturesExtra.Function5

apply(A, B, C, D, E, F) - Method in interface com.spotify.futures.FuturesExtra.AsyncFunction6

apply(A, B, C, D, E, F) - Method in interface com.spotify.futures.FuturesExtra.Function6

apply(Object) - Method in enum com.spotify.futures.CompletableFuturesExtra.Identity

apply(Object) - Method in enum com.spotify.futures.CompletableFuturesExtra.WrapFunction

apply(List<Object>) - Method in class com.spotify.futures.JoinedResults.Transform

AsyncRetrier - Class in com.spotify.futures

A helper for retrying asynchronous calls.

AsyncRetrier(ScheduledExecutorService) - Constructor for class com.spotify.futures.AsyncRetrier

asyncTransform2(ListenableFuture<A>, ListenableFuture<B>, FuturesExtra.AsyncFunction2<Z, ? super A, ? super B>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

asyncTransform3(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, FuturesExtra.AsyncFunction3<Z, ? super A, ? super B, ? super C>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

asyncTransform4(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, ListenableFuture<D>, FuturesExtra.AsyncFunction4<Z, ? super A, ? super B, ? super C, ? super D>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

asyncTransform5(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, ListenableFuture<D>, ListenableFuture<E>, FuturesExtra.AsyncFunction5<Z, ? super A, ? super B, ? super C, ? super D, ? super E>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

asyncTransform6(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, ListenableFuture<D>, ListenableFuture<E>, ListenableFuture<F>, FuturesExtra.AsyncFunction6<Z, ? super A, ? super B, ? super C, ? super D, ? super E, ? super F>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

C

callable - Variable in class com.spotify.futures.ConcurrencyLimiter.Job

cancel(boolean) - Method in class com.spotify.futures.ApiFutureToCompletableFutureWrapper

cancel(boolean) - Method in class com.spotify.futures.CompletableToApiFutureWrapper

cancel(boolean) - Method in class com.spotify.futures.CompletableToListenableFutureWrapper

cancel(boolean) - Method in class com.spotify.futures.ListenableToCompletableFutureWrapper

CapacityReachedException(String) - Constructor for exception com.spotify.futures.ConcurrencyLimiter.CapacityReachedException

checkCompleted(ListenableFuture<T>) - Static method in class com.spotify.futures.FuturesExtra

check that a future is completed.

checkCompleted(CompletionStage<T>) - Static method in class com.spotify.futures.CompletableFuturesExtra

check that a stage is completed.

com.spotify.futures - module com.spotify.futures

com.spotify.futures - package com.spotify.futures

CompletableFuturesExtra - Class in com.spotify.futures

CompletableFuturesExtra() - Constructor for class com.spotify.futures.CompletableFuturesExtra

CompletableFuturesExtra.Identity - Enum in com.spotify.futures

CompletableFuturesExtra.WrapFunction - Enum in com.spotify.futures

CompletableToApiFutureWrapper<V> - Class in com.spotify.futures

CompletableToApiFutureWrapper(CompletionStage<V>) - Constructor for class com.spotify.futures.CompletableToApiFutureWrapper

CompletableToListenableFutureWrapper<V> - Class in com.spotify.futures

CompletableToListenableFutureWrapper(CompletionStage<V>) - Constructor for class com.spotify.futures.CompletableToListenableFutureWrapper

ConcurrencyLimiter<T> - Class in com.spotify.futures

A ConcurrencyLimiter can be used for efficiently queueing up asynchronous work to only run up to a specific limit of work concurrently.

ConcurrencyLimiter(Executor, int, int) - Constructor for class com.spotify.futures.ConcurrencyLimiter

ConcurrencyLimiter.CapacityReachedException - Exception in com.spotify.futures

ConcurrencyLimiter.Job<T> - Class in com.spotify.futures

create(Executor, int, int) - Static method in class com.spotify.futures.ConcurrencyLimiter

Create a ConcurrencyLimiter instance.

create(ScheduledExecutorService) - Static method in class com.spotify.futures.AsyncRetrier

D

DEFAULT_DELAY_MILLIS - Static variable in class com.spotify.futures.AsyncRetrier

dereference(CompletionStage<? extends CompletionStage<T>>) - Static method in class com.spotify.futures.CompletableFuturesExtra

This takes a stage of a stage of a value and returns a plain stage of a value.

E

exceptionallyCompletedFuture(Throwable) - Static method in class com.spotify.futures.CompletableFuturesExtra

Returns a new CompletableFuture that is already exceptionally completed with the given exception.

exceptionallyCompose(CompletionStage<T>, Function<Throwable, ? extends CompletionStage<T>>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Returns a new stage that, when this stage completes exceptionally, is executed with this stage's exception as the argument to the supplied function.

executor - Variable in class com.spotify.futures.ConcurrencyLimiter

executorService - Variable in class com.spotify.futures.AsyncRetrier

F

fastFail(ListenableFuture<B>, ListenableFuture<A>, Validator<B>, Executor) - Static method in class com.spotify.futures.FuturesExtra

This takes two futures of type FuturesExtra and FuturesExtra and works like a valve on FuturesExtra, with validation executed on FuturesExtra.

future - Variable in class com.spotify.futures.ApiFutureToCompletableFutureWrapper

future - Variable in class com.spotify.futures.CompletableToApiFutureWrapper

future - Variable in class com.spotify.futures.CompletableToListenableFutureWrapper

future - Variable in class com.spotify.futures.ListenableToCompletableFutureWrapper

FutureJobInvoker<T> - Interface in com.spotify.futures

futures - Variable in class com.spotify.futures.JoinedResults

futures - Variable in class com.spotify.futures.JoinedResults.Transform

FuturesExtra - Class in com.spotify.futures

Static utility methods pertaining to the ListenableFuture interface.

FuturesExtra() - Constructor for class com.spotify.futures.FuturesExtra

FuturesExtra.AsyncFunction2<Z,A,B> - Interface in com.spotify.futures

Implementations of this interface is used in FuturesExtra.syncTransform2(com.google.common.util.concurrent.ListenableFuture<A>, com.google.common.util.concurrent.ListenableFuture<B>, com.spotify.futures.FuturesExtra.Function2<Z, ? super A, ? super B>, java.util.concurrent.Executor) to asynchronously transform two values into a return value.

FuturesExtra.AsyncFunction3<Z,A,B,C> - Interface in com.spotify.futures

FuturesExtra.AsyncFunction4<Z,A,B,C,D> - Interface in com.spotify.futures

FuturesExtra.AsyncFunction5<Z,A,B,C,D,E> - Interface in com.spotify.futures

FuturesExtra.AsyncFunction6<Z,A,B,C,D,E,F> - Interface in com.spotify.futures

FuturesExtra.Consumer<T> - Interface in com.spotify.futures

Represents an operation that accepts a single input argument and returns no result.

FuturesExtra.Function2<Z,A,B> - Interface in com.spotify.futures

Implementations of this interface is used to synchronously transform the input values into an output value.

FuturesExtra.Function3<Z,A,B,C> - Interface in com.spotify.futures

Implementations of this interface is used to synchronously transform the input values into an output value.

FuturesExtra.Function4<Z,A,B,C,D> - Interface in com.spotify.futures

Implementations of this interface is used to synchronously transform the input values into an output value.

FuturesExtra.Function5<Z,A,B,C,D,E> - Interface in com.spotify.futures

Implementations of this interface is used to synchronously transform the input values into an output value.

FuturesExtra.Function6<Z,A,B,C,D,E,F> - Interface in com.spotify.futures

Implementations of this interface is used to synchronously transform the input values into an output value.

G

get(ListenableFuture<T>) - Method in class com.spotify.futures.JoinedResults

Gets a future value if it was part of the joined future values, else throws an illegal argument exception.

getCompleted(ListenableFuture<T>) - Static method in class com.spotify.futures.FuturesExtra

Get the value of a completed future.

getCompleted(CompletionStage<T>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Get the value of a completed stage.

getException(ListenableFuture<T>) - Static method in class com.spotify.futures.FuturesExtra

Get the exception of a completed future.

grabJob() - Method in class com.spotify.futures.ConcurrencyLimiter

Return a Job with acquired permit, null otherwise.

H

handleCompose(CompletionStage<T>, BiFunction<? super T, Throwable, ? extends CompletionStage<U>>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Returns a new stage that, when this stage completes either normally or exceptionally, is executed with this stage's result and exception as arguments to the supplied function.

handleFailure(SettableFuture<T>, Supplier<ListenableFuture<T>>, int, long, TimeUnit, Predicate<T>, Throwable) - Method in class com.spotify.futures.AsyncRetrier

I

Identity() - Constructor for enum com.spotify.futures.CompletableFuturesExtra.Identity

INSTANCE - com.spotify.futures.CompletableFuturesExtra.Identity

INSTANCE - com.spotify.futures.CompletableFuturesExtra.WrapFunction

INSTANCE - com.spotify.futures.JoinedResults.Null

invoke(SettableFuture<T>, Callable<? extends ListenableFuture<T>>) - Method in class com.spotify.futures.ConcurrencyLimiter

J

Job(Callable<? extends ListenableFuture<T>>, SettableFuture<T>) - Constructor for class com.spotify.futures.ConcurrencyLimiter.Job

join(Executor, ListenableFuture<?>...) - Static method in class com.spotify.futures.FuturesExtra

Transform a list of futures to a future that returns a joined result of them all.

join(Executor, List<? extends ListenableFuture<?>>) - Static method in class com.spotify.futures.FuturesExtra

Transform a list of futures to a future that returns a joined result of them all.

JoinedResults - Class in com.spotify.futures

Contains references to a set of joined future values.

JoinedResults(Map<ListenableFuture<?>, Object>) - Constructor for class com.spotify.futures.JoinedResults

JoinedResults.Null - Enum in com.spotify.futures

JoinedResults.Transform - Class in com.spotify.futures

L

limit - Variable in class com.spotify.futures.ConcurrencyLimiter

ListenableFuturesExtra - Class in com.spotify.futures

ListenableFuturesExtra() - Constructor for class com.spotify.futures.ListenableFuturesExtra

ListenableToCompletableFutureWrapper<V> - Class in com.spotify.futures

ListenableToCompletableFutureWrapper(ListenableFuture<V>) - Constructor for class com.spotify.futures.ListenableToCompletableFutureWrapper

M

makeTimeoutFuture(ScheduledExecutorService, ListenableFuture<T>, long, TimeUnit) - Static method in class com.spotify.futures.FuturesExtra

Returns a future that fails with a TimeoutException if the parent future has not finished before the timeout.

maxConcurrency - Variable in class com.spotify.futures.ConcurrencyLimiter

maxQueueSize - Variable in class com.spotify.futures.ConcurrencyLimiter

N

Null() - Constructor for enum com.spotify.futures.JoinedResults.Null

numActive() - Method in class com.spotify.futures.ConcurrencyLimiter

Return the number of currently active futures that have not yet completed.

numQueued() - Method in class com.spotify.futures.ConcurrencyLimiter

Return the number of callables that are queued up and haven't started yet.

O

onFailure(Throwable) - Method in class com.spotify.futures.ApiFutureToCompletableFutureWrapper

onFailure(Throwable) - Method in class com.spotify.futures.ListenableToCompletableFutureWrapper

onSuccess(V) - Method in class com.spotify.futures.ApiFutureToCompletableFutureWrapper

onSuccess(V) - Method in class com.spotify.futures.ListenableToCompletableFutureWrapper

P

pump() - Method in class com.spotify.futures.ConcurrencyLimiter

Q

queue - Variable in class com.spotify.futures.ConcurrencyLimiter

R

remainingActiveCapacity() - Method in class com.spotify.futures.ConcurrencyLimiter

Return the number of additional callables that can be run without queueing.

remainingQueueCapacity() - Method in class com.spotify.futures.ConcurrencyLimiter

Return the number of additional callables that can be queued before failing.

response - Variable in class com.spotify.futures.ConcurrencyLimiter.Job

retry(Supplier<ListenableFuture<T>>, int) - Method in class com.spotify.futures.AsyncRetrier

retry(Supplier<ListenableFuture<T>>, int, long) - Method in class com.spotify.futures.AsyncRetrier

retry(Supplier<ListenableFuture<T>>, int, long, TimeUnit) - Method in class com.spotify.futures.AsyncRetrier

retry(Supplier<ListenableFuture<T>>, int, long, TimeUnit, Predicate<T>) - Method in class com.spotify.futures.AsyncRetrier

Retry code up to retries times.

S

select(List<? extends ListenableFuture<T>>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Returns a new ListenableFuture with the result of the first of futures that successfully completes.

startRetry(SettableFuture<T>, Supplier<ListenableFuture<T>>, int, long, TimeUnit, Predicate<T>) - Method in class com.spotify.futures.AsyncRetrier

syncTransform2(ListenableFuture<A>, ListenableFuture<B>, FuturesExtra.Function2<Z, ? super A, ? super B>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

syncTransform3(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, FuturesExtra.Function3<Z, ? super A, ? super B, ? super C>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

syncTransform4(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, ListenableFuture<D>, FuturesExtra.Function4<Z, ? super A, ? super B, ? super C, ? super D>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

syncTransform5(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, ListenableFuture<D>, ListenableFuture<E>, FuturesExtra.Function5<Z, ? super A, ? super B, ? super C, ? super D, ? super E>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

syncTransform6(ListenableFuture<A>, ListenableFuture<B>, ListenableFuture<C>, ListenableFuture<D>, ListenableFuture<E>, ListenableFuture<F>, FuturesExtra.Function6<Z, ? super A, ? super B, ? super C, ? super D, ? super E, ? super F>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform the input futures into a single future, using the provided transform function.

T

toApiFuture(CompletionStage<V>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Wrap a CompletionStage in a ApiFuture.

toCompletableFuture(ApiFuture<V>) - Static method in class com.spotify.futures.ApiFuturesExtra

Converts an ApiFuture to a CompletableFuture.

toCompletableFuture(ApiFuture<V>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Deprecated.

- see ApiFuturesExtra.toCompletableFuture(ApiFuture)

toCompletableFuture(ApiFuture<V>, Executor) - Static method in class com.spotify.futures.ApiFuturesExtra

Converts an ApiFuture to a CompletableFuture.

toCompletableFuture(ApiFuture<V>, Executor) - Static method in class com.spotify.futures.CompletableFuturesExtra

Deprecated.

- see ApiFuturesExtra.toCompletableFuture(ApiFuture)

toCompletableFuture(ListenableFuture<V>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Deprecated.

- see ListenableFuturesExtra.toCompletableFuture(ListenableFuture)

toCompletableFuture(ListenableFuture<V>) - Static method in class com.spotify.futures.ListenableFuturesExtra

Wrap a ListenableFuture in a CompletableFuture.

toListenableFuture(CompletableFuture<V>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Wrap a CompletableFuture in a ListenableFuture.

toListenableFuture(CompletionStage<V>) - Static method in class com.spotify.futures.CompletableFuturesExtra

Wrap a CompletionStage in a ListenableFuture.

transform(List<? extends ListenableFuture<?>>, Function<List<Object>, Z>, Executor) - Static method in class com.spotify.futures.FuturesExtra

transform(List<? extends ListenableFuture<?>>, AsyncFunction<List<Object>, Z>, Executor) - Static method in class com.spotify.futures.FuturesExtra

Transform(List<? extends ListenableFuture<?>>) - Constructor for class com.spotify.futures.JoinedResults.Transform

U

unwrap() - Method in class com.spotify.futures.ApiFutureToCompletableFutureWrapper

unwrap() - Method in class com.spotify.futures.CompletableToApiFutureWrapper

unwrap() - Method in class com.spotify.futures.CompletableToListenableFutureWrapper

unwrap() - Method in class com.spotify.futures.ListenableToCompletableFutureWrapper

unwrapThrowable(Throwable) - Static method in class com.spotify.futures.CompletableToListenableFutureWrapper

V

validate(T) - Method in interface com.spotify.futures.Validator

Validator<T> - Interface in com.spotify.futures

Validate a value, throw an exception on invalid values.

valueOf(String) - Static method in enum com.spotify.futures.CompletableFuturesExtra.Identity

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum com.spotify.futures.CompletableFuturesExtra.WrapFunction

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum com.spotify.futures.JoinedResults.Null

Returns the enum constant of this type with the specified name.

values() - Static method in enum com.spotify.futures.CompletableFuturesExtra.Identity

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

values() - Static method in enum com.spotify.futures.CompletableFuturesExtra.WrapFunction

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

values() - Static method in enum com.spotify.futures.JoinedResults.Null

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

W

wrap(CompletionStage<T>) - Static method in class com.spotify.futures.CompletableFuturesExtra

WrapFunction() - Constructor for enum com.spotify.futures.CompletableFuturesExtra.WrapFunction

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