Classes implementing this interface will be informed about the current root revision states on secondary instances by
This class maintains a list of local changes (path+local revision timestamp), which shouldn't be read from the secondary Mongo, as we are not sure if they have been already replicated from primary.
This class connects to Mongo instances and returns the NODES collection.
This class analyses the replica set info provided by MongoDB to find out two what's the current synchronization state of secondary instances in terms of revision values and timestamp.
Keeps track of the status of a replica set based on information provided by heartbeat events.
A value with a timestamp.
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