Package org.incendo.cloud.util

Class CompletableFutures

java.lang.Object

org.incendo.cloud.util.CompletableFutures

@API(status=INTERNAL)
public final class CompletableFutures
extends Object

CompletableFuture extensions.

Method Summary

Modifier and Type	Method	Description
static <T> @NonNull CompletableFuture<T>	failedFuture(@NonNull Throwable throwable)	Returns a failed future that has been exceptionally completed with the given throwable.
static <T> CompletableFuture<T>	scheduleOn(Executor executor, Supplier<CompletableFuture<T>> futureSupplier)	Creates a future that schedules a future on the provided executor.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

failedFuture

public static <T> @NonNull CompletableFuture<T> failedFuture(@NonNull Throwable throwable)

Returns a failed future that has been exceptionally completed with the given throwable.

This is equivalent to CompletableFuture.failedFuture(Throwable) that was introduced in Java 9.

Type Parameters:

T - future type

Parameters:

throwable - throwable to complete future with

Returns:

the future

scheduleOn

public static <T> CompletableFuture<T> scheduleOn(Executor executor,
 Supplier<CompletableFuture<T>> futureSupplier)

Creates a future that schedules a future on the provided executor.

Type Parameters:

T - future result type

Parameters:

executor - executor

futureSupplier - future factory

Returns:

future