Firebase Docs Reference com.google.firebase.auth Classes GetTokenResult Result object that contains a Firebase Auth ID Token. Exceptions FirebaseAuthException Generic exception related to Firebase Authentication. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated August 13, 2018.