Package org.apache.zookeeper.server.watch

Interface Summary

Interface	Description
IDeadWatcherListener	Interface used to process the dead watchers related to closed cnxns.
IWatchManager

Class Summary

Class	Description
PathParentIterator	Iterates over a ZooKeeper path.
WatcherCleaner	Thread used to lazily clean up the closed watcher, it will trigger the clean up when the dead watchers get certain number or some number of seconds has elapsed since last clean up.
WatcherOrBitSet
WatchesPathReport	A watch report, essentially a mapping of path to session IDs of sessions that have set a watch on that path.
WatchesReport	A watch report, essentially a mapping of session ID to paths that the session has set a watch on.
WatchesSummary	A summary of watch information.
WatchManager	This class manages watches.
WatchManagerFactory	A factory used to produce the actual watch manager based on the zookeeper.watchManagerName option.
WatchManagerOptimized	Optimized in memory and time complexity, compared to WatchManager, both the memory consumption and time complexity improved a lot, but it cannot efficiently remove the watcher when the session or socket is closed, for majority use case this is not a problem.

Enum Summary

Enum	Description
WatcherMode