tadashiya

PartitionSelectorException in PooledClusterConnectionProvider when using enablePeriodicRefresh

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## Bug Report Related to #2146, I encountered PartitionSelectorException. When I use enablePeriodicRefresh(), in some case, masterCache = EMPTY and PooledClusterConnectionProvider fails to get a master node. There is a...

To solve #2178, this PR moves invalidateCache() in the if clause below. Currently, we encounter `PartitionSelectorException` when cluster topology is refreshing. Make sure that: - [x] You have read the...