Enabling CORS in Spring WebFlux and Returning a Flux
Explore how to configure Cross-Origin Resource Sharing in a Spring WebFlux backend to allow frontend connections. Understand how to return reactive Flux streams from controllers, handle JSON versus Server-Sent Events responses, and test different request scenarios for full reactive integration.
We'll cover the following...
We'll cover the following...
We want to connect to the backend from a client application that is deployed at a different origin because it uses a different port (at least during development). In web terms, that means the frontend will do a cross origin request. Unless we explicitly allow CORS (Cross-Origin Resource Sharing) in our configuration, that connection is going to be rejected.
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