org.apache.zookeeper

Class ZooKeeper.WatchRegistration

java.lang.Object

org.apache.zookeeper.ZooKeeper.WatchRegistration

Enclosing class:

ZooKeeper

public abstract static class ZooKeeper.WatchRegistration
extends Object

Register a watcher for a particular path.

Constructor Summary

Constructors

Constructor and Description
WatchRegistration(Watcher watcher, String clientPath)

Method Summary

Modifier and Type	Method and Description
protected abstract Map<String,Set<Watcher>>	getWatches(int rc)
void	register(int rc) Register the watcher with the set of watches on path.
protected boolean	shouldAddWatch(int rc) Determine whether the watch should be added based on return code.

Methods inherited from class java.lang.Object

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

Constructor Detail

WatchRegistration

public WatchRegistration(Watcher watcher,
                         String clientPath)

Method Detail

getWatches

protected abstract Map<String,Set<Watcher>> getWatches(int rc)

register

public void register(int rc)

Register the watcher with the set of watches on path.

Parameters:

rc - the result code of the operation that attempted to add the watch on the path.

shouldAddWatch

protected boolean shouldAddWatch(int rc)

Determine whether the watch should be added based on return code.

Parameters:

rc - the result code of the operation that attempted to add the watch on the node

Returns:

true if the watch should be added, otw false