com.google.firebase

Classes

FirebaseApp The entry point of Firebase SDKs. 
FirebaseOptions Configurable Firebase options. 
FirebaseOptions.Builder Builder for constructing FirebaseOptions. 
Timestamp A Timestamp represents a point in time independent of any time zone or calendar, represented as seconds and fractions of seconds at nanosecond resolution in UTC Epoch time. 

Exceptions

FirebaseNetworkException Exception thrown when a request to a Firebase service has failed due to a network error. 
FirebaseTooManyRequestsException Exception thrown when a request to a Firebase service has been blocked due to having received too many consecutive requests from the same device.