| Package | Description | 
|---|---|
| org.apache.hadoop.hbase.master | |
| org.apache.hadoop.hbase.regionserver | |
| org.apache.hadoop.hbase.zookeeper | 
| Modifier and Type | Class and Description | 
|---|---|
| private static class  | SplitOrMergeTracker.SwitchStateTracker | 
| Modifier and Type | Method and Description | 
|---|---|
| private void | HRegionServer. blockAndCheckIfStopped(ZKNodeTracker tracker)Utilty method to wait indefinitely on a znode availability while checking
 if the region server is shut down | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | ClusterStatusTrackerTracker on cluster settings up in zookeeper. | 
| class  | LoadBalancerTrackerTracks the load balancer state up in ZK | 
| class  | MasterAddressTrackerManages the location of the current active Master for the RegionServer. | 
| class  | RegionNormalizerTrackerTracks region normalizer state up in ZK | 
| class  | SnapshotCleanupTrackerTracks status of snapshot auto cleanup based on TTL | 
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