| com.google.firebase.database.ValueEventListener |
Classes implementing this interface can be used to receive events about data changes at
a location. Attach the listener to a location user addValueEventListener(ValueEventListener).
| Public Methods | |||||||||||
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This method will be triggered in the event that this listener either failed at the server, or is removed as a
result of the security and Firebase Database rules.
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This method will be called with a snapshot of the data at this location.
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This method will be triggered in the event that this listener either failed at the server, or is removed as a result of the security and Firebase Database rules. For more information on securing your data, see: Security Quickstart
| error | A description of the error that occurred |
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This method will be called with a snapshot of the data at this location. It will also be called each time that data changes.
| snapshot | The current data at the location |
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