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Hands-On Enterprise Java Microservices with Eclipse MicroProfile by Scott Stark, Antoine Sabot-Durand, Pavol Loffay, Jeff Mesnil, Heiko W. Rupp, Cesar Saavedra

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MicroProfile Reactive Streams operators

Reactive Streams requires more than just plumbing publishers to subscribers. Typically, a stream needs to be manipulated in some way, such as applying operations including map, filter, and flatMap. Neither Reactive Streams nor the JDK provide an API for performing these manipulations. Since users are not meant to implement Reactive Streams themselves, this means the only way to do these manipulations currently is to depend on a third-party library providing operators, such as Akka Streams, RxJava, or Reactor.

The MicroProfile Reactive Streams Operators API seeks to fill that gap so that MicroProfile application developers can manipulate Reactive Streams without bringing in a third-party dependency. ...

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