android - How to set up authorization in Google Maps according to the OAuth 2.0 protocol? -

I decided to realize the user resources for accessing Google Maps in accordance with the AOT 2.0 protocol in my application. This is a new experience for me, I do not know what is starting, I have not found good examples, can be seen badly, so I decided to ask a question.

You can read othe steps from Google

Here are the basic steps: / P>

1. Obtain OAuth 2.0 credentials from Google Developer Console
2. Get an access token from the Google Authorization Server
3. Send the access token to the API.
4. Refresh access token, if necessary.