Products Google Developers com.google.firebase.provider Classes FirebaseInitProvider Initializes Firebase APIs at app startup time. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 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 March 11, 2019.