bdeggleston commented on code in PR #4708:
URL: https://github.com/apache/cassandra/pull/4708#discussion_r3439070818
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src/java/org/apache/cassandra/locator/SatelliteReplicationStrategy.java:
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@@ -95,6 +143,17 @@ public class SatelliteReplicationStrategy extends
AbstractReplicationStrategy
private final ReplicationFactor aggregateRf;
+ /**
+ * Per-range failover state.
+ * Volatile for visibility across threads.
+ *
+ * NOTE: In-memory for initial implementation. Future work will pull this
+ * from TCM (Transactional Cluster Metadata) for persistence and
coordination.
+ *
+ * Initialized to NORMAL state for all ranges.
+ */
+ private volatile SatelliteFailoverState.FailoverStateMap failoverState;
+
private static class SatelliteInfo
Review Comment:
SatelliteInfo is only ever used as the value of a map, not a key, or as part
of a set. SatelliteInfo instances are also never compared anywhere
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