webflux

The-original-web-framework-included-in-the-Spring-Framework,-Spring-Web-MVC,-was-purpose-built-for-the-Servlet-API-and-Servlet-containers.-The-reactive-stack-web-framework,-Spring-WebFlux,-was-added-later-in-version-5.0.-It-is-fully-non-blocking,-supports-Reactive-Streams-back-pressure,-and-runs-on-such-servers-as-Netty,-Undertow,-and-Servlet-3.1+-containers.

Both-web-frameworks-mirror-the-names-of-their-source-modules-(spring-webmvc-and-spring-webflux)-and-co-exist-side-by-side-in-the-Spring-Framework.-Each-module-is-optional.-Applications-can-use-one-or-the-other-module-or,-in-some-cases,-both — for-example,-Spring-MVC-controllers-with-the-reactive-WebClient.