com.google.firebase.firestore.EventListener<T> |
An interface for event listeners.
Public Methods | |||||||||||
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onEvent will be called with the new value or the error if an error occurred.
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onEvent will be called with the new value or the error if an error occurred. It's guaranteed that exactly one of value or error will be non-null.
Parameters | |
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value |
T : The value of the event. null if there was an error. |
error |
FirebaseFirestoreException : The error if there was error. null otherwise.
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