Android: what is the best way to store JSON data offline for the app in android?

Question

I want to implement an app, that will show the route number, the rider has boarded in google map. So to find the route number I need some information about the routes, which are

Answer 1

Maybe you can save them using SharedPreferences. You can store a json object/array by doing:

Saving json to SharedPreferences:

    PreferenceManager.getDefaultSharedPreferences(context).edit()
.putString("theJson",jsonObject.toString()).apply();

Getting the stored json:

JsonObject jsonObject = PreferenceManager.
getDefaultSharedPreferences(this).getString("theJson","");