Firebase Docs Reference com.crashlytics.android.core Interfaces CrashlyticsListener PinningInfoProvider Interface used for providing information for SSL Pinning. Classes CrashlyticsCore CrashlyticsCore.Builder Fluent API for creating CrashlyticsCore instances. CrashTest Some utility methods to force crashes; also useful for testing ProGuard behavior. UserMetaData 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 January 24, 2019.