CompletableFutures (vespajlib 7.545.20 API)

java.lang.Object
- com.yahoo.concurrent.CompletableFutures

```
public class CompletableFutures
extends Object
```
Helper for CompletableFuture / CompletionStage.

Author:

bjorncs

Method Summary

All Methods Static Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`static <T> CompletableFuture<List<T>>`	`allOf(List<CompletableFuture<T>> futures)`	Similar to `CompletableFuture.allOf(CompletableFuture[])` but returns a list of the results
`static <T> CompletableFuture<T>`	`firstOf(List<CompletableFuture<T>> futures)`	Returns a new completable future that is either - completed when any of the provided futures complete without exception - completed exceptionally once all provided futures complete exceptionally
`static <V> CompletableFuture<V>`	`toCompletableFuture(com.google.common.util.concurrent.ListenableFuture<V> guavaFuture)`	Deprecated, for removal: This API element is subject to removal in a future version. to be removed in Vespa 8
`static <V> com.google.common.util.concurrent.ListenableFuture<V>`	`toGuavaListenableFuture(CompletableFuture<V> future)`	Deprecated, for removal: This API element is subject to removal in a future version. to be removed in Vespa 8

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - firstOf
```
public static <T> CompletableFuture<T> firstOf(List<CompletableFuture<T>> futures)
```
    Returns a new completable future that is either - completed when any of the provided futures complete without exception - completed exceptionally once all provided futures complete exceptionally
  - allOf
```
public static <T> CompletableFuture<List<T>> allOf(List<CompletableFuture<T>> futures)
```
    Similar to CompletableFuture.allOf(CompletableFuture[]) but returns a list of the results
  - toGuavaListenableFuture
```
@Deprecated(forRemoval=true,
            since="7")
public static <V> com.google.common.util.concurrent.ListenableFuture<V> toGuavaListenableFuture(CompletableFuture<V> future)
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    to be removed in Vespa 8
    
    Helper for migrating from ListenableFuture to CompletableFuture in Vespa public apis
  - toCompletableFuture
```
@Deprecated(forRemoval=true,
            since="7")
public static <V> CompletableFuture<V> toCompletableFuture(com.google.common.util.concurrent.ListenableFuture<V> guavaFuture)
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    to be removed in Vespa 8
    
    Helper for migrating from ListenableFuture to CompletableFuture in Vespa public apis