| Interface | Description | 
|---|---|
| Publishers.MapOrSupplyEmpty<T,R> | 
 Maps the next result or supplies an empty result. 
 | 
| Publishers.MicronautPublisher<T> | 
 Marker interface for any micronaut produced publishers. 
 | 
| Class | Description | 
|---|---|
| AsyncSingleResultPublisher<T> | 
 A  
Publisher that uses an ExecutorService to emit a single result. | 
| Publishers | 
 Utilities for working with raw  
Publisher instances. | 
| SingleSubscriberPublisher<T> | 
 A  
Publisher that only allows a single Subscriber. |