The Spring WebFlux Code Samples can help you learn by example how Auth0 by Okta integrates with Spring WebFlux API applications.
Spring WebFlux Authorization Java Code Samples
Spring WebFlux Code Sample:Basic API AuthorizationJava code sample that implements token-based authorization in a Spring WebFlux API server to protect API endpoints, using Spring Security and the Okta Spring Boot Starter.
Spring WebFlux Code Sample:API Role-Based Access ControlJava code sample that implements Role-Based Access Control (RBAC) in a Spring WebFlux API server to protect endpoints, using Spring Security and the Okta Spring Boot Starter.
If you are new to identity and security, check out any of the following resources to get started: