org.apache.pulsar.common.util

Class FutureUtil

java.lang.Object

org.apache.pulsar.common.util.FutureUtil

public class FutureUtil
extends Object

This class is aimed at simplifying work with CompletableFuture.

Constructor Summary

Constructors

Constructor and Description
FutureUtil()

Method Summary

Modifier and Type	Method and Description
static <T> CompletableFuture<T>	failedFuture(Throwable t)
static <T> CompletableFuture<T>	futureWithDeadline(ScheduledExecutorService executor)
static <T> CompletableFuture<T>	futureWithDeadline(ScheduledExecutorService executor, Long delay, TimeUnit unit, Exception exp)
static <T> Optional<Throwable>	getException(CompletableFuture<T> future)
static Throwable	unwrapCompletionException(Throwable t)
static <T> CompletableFuture<Void>	waitForAll(List<CompletableFuture<T>> futures) Return a future that represents the completion of the futures in the provided list.

Methods inherited from class java.lang.Object

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

Constructor Detail

FutureUtil

public FutureUtil()

Method Detail

waitForAll

public static <T> CompletableFuture<Void> waitForAll(List<CompletableFuture<T>> futures)

Return a future that represents the completion of the futures in the provided list.

Parameters:

futures -

Returns:

failedFuture

public static <T> CompletableFuture<T> failedFuture(Throwable t)

unwrapCompletionException

public static Throwable unwrapCompletionException(Throwable t)

futureWithDeadline

public static <T> CompletableFuture<T> futureWithDeadline(ScheduledExecutorService executor,
                                                          Long delay,
                                                          TimeUnit unit,
                                                          Exception exp)

futureWithDeadline

public static <T> CompletableFuture<T> futureWithDeadline(ScheduledExecutorService executor)

getException

public static <T> Optional<Throwable> getException(CompletableFuture<T> future)