Package org.apache.zookeeper
Interface Watcher
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- All Known Implementing Classes:
ControllableConnection,DumbWatcher,NettyServerCnxn,NIOServerCnxn,ServerCnxn
@Public public interface WatcherThis interface specifies the public interface an event handler class must implement. A ZooKeeper client will get various events from the ZooKeeper server it connects to. An application using such a client handles these events by registering a callback object with the client. The callback object is expected to be an instance of a class that implements Watcher interface.
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Nested Class Summary
Nested Classes Modifier and Type Interface Description static interfaceWatcher.EventThis interface defines the possible states an Event may representstatic classWatcher.WatcherTypeEnumeration of types of watchers
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description voidprocess(WatchedEvent event)
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Method Detail
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process
void process(WatchedEvent event)
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