public class ActiveMasterManager
extends ZKListener
Listens and responds to ZooKeeper notifications on the master znode,
both nodeCreated
and nodeDeleted
.
Contains blocking methods which will hold up backup masters, waiting for the active master to fail.
This class is instantiated in the HMaster constructor and the method #blockUntilBecomingActiveMaster() is called to wait until becoming the active master of the cluster.
Modifier and Type | Method and Description |
---|---|
void |
nodeCreated(java.lang.String path) |
void |
nodeDeleted(java.lang.String path) |
void |
setInfoPort(int infoPort) |
void |
stop() |