Package org.postgresql.clusterhealthy

Class Summary

Class	Description
ClusterHeartBeat	Heartbeat detection, active detection of the primary node, and maintenance of cache after failure The next contest pair active detection of the failed node, detection of the cluster where the primary node has failed, and maintenance of the latest information to the cache set。
ClusterHeartBeatFailureCluster	After the primary node breaks down during heartbeat maintenance, the cluster is in the no-host state.
ClusterHeartBeatFailureMaster	If only one host in the cluster is down, and a new host is selected, the relationship between the faulty host and the new host needs to be maintained.
ClusterHeartBeatMaster	Maintain the primary node of the cluster.
ClusterNodeCache	Cluster information processing, cache connection information, whether to start the heartbeat thread
FailureCluster	Cluster information instance, including primary and secondary nodes and connection information