Missing android.accounts.AccountManager?

[kisg (Gergely Kis - Migeran)]

This API has no direct counterpart on iOS. You could use the same strategy I outlined in this answer, and define an interface that hides the implementation on Android and iOS:

Develop cross-platform library for android and ios/

Hi, yes. You just need to make sure to only use APIs that are available on both for Android and for iOS. This includes the standard Java classes (java.*, and very few android ones like android.util.Log). The current best practice is to only rely on java.* and other non-Android specific Java libraries for your cross-platform library. If you need to access platform-specific functionality from your library, then you should create an interface for it: pubic interface PlatformSpecificFeature { …