How to dynamically set headers in Retrofit (Android)

Question

I am using an API that uses an authorization scheme that requires a special \"X-Authorization\" header to be set to authenticate the request. For example, this Retrofit setu

Answer 1

A request Header can be updated dynamically using the @Header annotation. A corresponding parameter must be provided to the @Header. If the value is null, the header will be omitted. Otherwise, toString will be called on the value, and the result used.

@GET("user")
Call getUser(@Header("Authorization") String authorization)