Downstream - the value type of the downstreamUpstream - the value type of the upstreampublic interface MaybeOperator<Downstream,Upstream>
| Modifier and Type | Method and Description | 
|---|---|
| MaybeObserver<? super Upstream> | apply(MaybeObserver<? super Downstream> observer)Applies a function to the child MaybeObserver and returns a new parent MaybeObserver. | 
@NonNull MaybeObserver<? super Upstream> apply(@NonNull MaybeObserver<? super Downstream> observer) throws Exception
observer - the child MaybeObserver instanceException - on failure