Android Oauth2 token refresh mechanism - OkHttp vs RxJava layering

The RxJava approach I am currently working on an app where the devs before me took this strange decision in regard to the refresh token mechanism - have a single entry point of the app which is called every time whenever you need to have a fresh token. What I mean is this:

February 12, 2021 · 5 min · gmirchev90