org.apache.curator.framework.recipes.watch

Class PersistentWatcher

java.lang.Object

org.apache.curator.framework.recipes.watch.PersistentWatcher

All Implemented Interfaces:

Closeable, AutoCloseable

public class PersistentWatcher
extends Object
implements Closeable

A managed persistent watcher. The watch will be managed such that it stays set through connection lapses, etc.

Constructor Summary

Constructors

Constructor and Description
PersistentWatcher(org.apache.curator.framework.CuratorFramework client, String basePath, boolean recursive)

Method Summary

Modifier and Type	Method and Description
void	close() Remove the watcher
org.apache.curator.framework.listen.Listenable<org.apache.zookeeper.Watcher>	getListenable() Container for setting listeners
org.apache.curator.framework.listen.Listenable<Runnable>	getResetListenable() Listeners are called when the persistent watcher has been successfully registered or re-registered after a connection disruption
void	start() Start watching

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PersistentWatcher

public PersistentWatcher(org.apache.curator.framework.CuratorFramework client,
                         String basePath,
                         boolean recursive)

Parameters:

client - client

basePath - path to set the watch on

recursive - ZooKeeper persistent watches can optionally be recursive

Method Detail

start

public void start()

Start watching

close

public void close()

Remove the watcher

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

getListenable

public org.apache.curator.framework.listen.Listenable<org.apache.zookeeper.Watcher> getListenable()

Container for setting listeners

Returns:

listener container

getResetListenable

public org.apache.curator.framework.listen.Listenable<Runnable> getResetListenable()

Listeners are called when the persistent watcher has been successfully registered or re-registered after a connection disruption

Returns:

listener container