com.github.zkclient

类 AbstractListener

java.lang.Object

com.github.zkclient.AbstractListener

所有已实现的接口:

IZkChildListener, IZkDataListener, IZkStateListener

public abstract class AbstractListener
extends Object
implements IZkChildListener, IZkDataListener, IZkStateListener

An abstract class for zookeeper listner

从以下版本开始:

2012-12-4

作者:

adyliu (imxylz@gmail.com)

另请参阅:

IZkChildListener, IZkDataListener, IZkStateListener

构造器概要

构造器

构造器和说明
AbstractListener()

方法概要

限定符和类型	方法和说明
void	handleChildChange(String parentPath, List<String> currentChildren) Called when the children of the given path changed.
void	handleDataChange(String dataPath, byte[] data)
void	handleDataDeleted(String dataPath)
void	handleNewSession() Called after the zookeeper session has expired and a new session has been created.
void	handleStateChanged(org.apache.zookeeper.Watcher.Event.KeeperState state) Called when the zookeeper connection state has changed.

从类继承的方法 java.lang.Object

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

构造器详细资料

AbstractListener

public AbstractListener()

方法详细资料

handleStateChanged

public void handleStateChanged(org.apache.zookeeper.Watcher.Event.KeeperState state)
                        throws Exception

从接口复制的说明: IZkStateListener

Called when the zookeeper connection state has changed.

指定者:

handleStateChanged 在接口中 IZkStateListener

参数:

state - The new state.

抛出:

Exception - On any error.

handleNewSession

public void handleNewSession()
                      throws Exception

从接口复制的说明: IZkStateListener

Called after the zookeeper session has expired and a new session has been created. You would have to re-create any ephemeral nodes here.

指定者:

handleNewSession 在接口中 IZkStateListener

抛出:

Exception - On any error.

handleDataChange

public void handleDataChange(String dataPath,
                             byte[] data)
                      throws Exception

指定者:

handleDataChange 在接口中 IZkDataListener

抛出:

Exception

handleDataDeleted

public void handleDataDeleted(String dataPath)
                       throws Exception

指定者:

handleDataDeleted 在接口中 IZkDataListener

抛出:

Exception

handleChildChange

public void handleChildChange(String parentPath,
                              List<String> currentChildren)
                       throws Exception

从接口复制的说明: IZkChildListener

Called when the children of the given path changed.

NOTICE: if subscribing a node(not exists), the event will be triggered while the node(parent) were created.

指定者:

handleChildChange 在接口中 IZkChildListener

参数:

parentPath - The parent path

currentChildren - The children or null if the root node (parent path) was deleted.

抛出:

Exception - any exception