in src/main/java/com/spotify/futures/FuturesExtra.java [508:514]
public static <Z, A, B, C> ListenableFuture<Z> asyncTransform3(
ListenableFuture<A> a,
ListenableFuture<B> b,
ListenableFuture<C> c,
final AsyncFunction3<Z, ? super A, ? super B, ? super C> function) {
return asyncTransform3(a, b, c, function, MoreExecutors.directExecutor());
}