FirebaseAuth.AuthStateListener

public interface FirebaseAuth.AuthStateListener

Listener called when there is a change in the authentication state.

Use addAuthStateListener and removeAuthStateListener to register or unregister listeners.

Summary

Public methods
abstract void

This method gets invoked in the UI thread on changes in the authentication state:

Public methods

onAuthStateChanged

abstract void onAuthStateChanged(@NonNull FirebaseAuth auth)

This method gets invoked in the UI thread on changes in the authentication state:

  • Right after the listener has been registered
  • When a user is signed in
  • When the current user is signed out
  • When the current user changes
Parameters
@NonNull FirebaseAuth auth

use it to disambiguate which FirebaseAuth instance the event corresponds to, in the case where you are using more than one at the same time.