Spring Webflux Swagger UI and Open API 3 API specifications

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Agenda

The main requirement is generating the Open API 3 specifications for the spring boot webflux based APIs and exposing the same using the swagger UI.

Prerequisites

• Spring boot, Java, and webflux knowledge.
• Basic knowledge of the API specification.

Maven Dependencies

The pom.xml for the dependencies is shared as a gist below, the most important parts are:-

We will use the springdoc for OpenAPI support of configuration, annotations etc..

Code Part

Configuration. The gist is shared below —