• Download or clone this maven project and open in your favourite IDE.
• Start the Spring Boot Server [Your app].
• Follow initial steps to register your app in the Azure portal and add a web platform.
• Make sure to add the "http://localhost:6060/api/msft/rdir" as the redirect uri.
• Authorize your app, by calling the authorize endpoint.
• After the consent, you will be redirected to your app via the redirect-uri you have mentioned, with an authorization code.
• The application will then be initialized with the Auth Code flow. I have provided example to upload file to personal one drive account.

Note:

• The tenant here is "consumers" as this was implemented to work with personal microsoft accounts.