R - the output typepublic interface CompletableConverter<R>
Completable.as(io.reactivex.CompletableConverter<? extends R>) operator to turn a Completable into another
 value fluently.
 History: 2.1.7 - experimental
| Modifier and Type | Method and Description | 
|---|---|
| R | apply(Completable upstream)Applies a function to the upstream Completable and returns a converted value of type  R. | 
@NonNull R apply(@NonNull Completable upstream)
R.upstream - the upstream Completable instance