org.apache.dubbo.remoting.etcd.support

类 AbstractEtcdClient<WatcherListener>

java.lang.Object

org.apache.dubbo.remoting.etcd.support.AbstractEtcdClient<WatcherListener>

所有已实现的接口:

EtcdClient

直接已知子类:

JEtcdClient

public abstract class AbstractEtcdClient<WatcherListener>
extends Object
implements EtcdClient

构造器概要

构造器

构造器和说明
AbstractEtcdClient(URL url)

方法概要

限定符和类型	方法和说明
List<String>	addChildListener(String path, ChildListener listener) register children listener for specified path.
abstract List<String>	addChildWatcherListener(String path, WatcherListener listener)
void	addStateListener(StateListener listener) support connection notify if connection state was changed.
abstract boolean	checkExists(String path)
void	close() close current client and release all resourses.
void	create(String path) save the specified path to the etcd registry.
abstract WatcherListener	createChildWatcherListener(String path, ChildListener listener)
long	createEphemeral(String path) save the specified path to the etcd registry.
abstract void	delete(String path) remove the specified from etcd registry.
abstract void	doClose()
abstract long	doCreateEphemeral(String path)
abstract void	doCreatePersistent(String path)
WatcherListener	getChildListener(String path, ChildListener listener) find watcher of the children listener for specified path.
Set<StateListener>	getSessionListeners()
URL	getUrl()
void	removeChildListener(String path, ChildListener listener) unregister children lister for specified path.
abstract void	removeChildWatcherListener(String path, WatcherListener listener)
void	removeStateListener(StateListener listener) remove connection notify if connection state was changed.

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.dubbo.remoting.etcd.EtcdClient

createLease, createLease, getChildren, getKVValue, isConnected, put, putEphemeral, revokeLease

构造器详细资料

AbstractEtcdClient

public AbstractEtcdClient(URL url)

方法详细资料

getUrl

public URL getUrl()

指定者:

getUrl 在接口中 EtcdClient

create

public void create(String path)

从接口复制的说明: EtcdClient

save the specified path to the etcd registry.

指定者:

create 在接口中 EtcdClient

参数:

path - the path to be saved

createEphemeral

public long createEphemeral(String path)

从接口复制的说明: EtcdClient

save the specified path to the etcd registry. if node disconnect from etcd, it will be deleted automatically by etcd when session timeout.

指定者:

createEphemeral 在接口中 EtcdClient

参数:

path - the path to be saved

返回:

the lease of current path.

addStateListener

public void addStateListener(StateListener listener)

从接口复制的说明: EtcdClient

support connection notify if connection state was changed.

指定者:

addStateListener 在接口中 EtcdClient

参数:

listener - if state changed, listener will be triggered.

removeStateListener

public void removeStateListener(StateListener listener)

从接口复制的说明: EtcdClient

remove connection notify if connection state was changed.

指定者:

removeStateListener 在接口中 EtcdClient

参数:

listener - remove already registered listener, if listener not exists nothing happened.

getSessionListeners

public Set<StateListener> getSessionListeners()

addChildListener

public List<String> addChildListener(String path,
                                     ChildListener listener)

从接口复制的说明: EtcdClient

register children listener for specified path.

指定者:

addChildListener 在接口中 EtcdClient

参数:

path - the path to be watched when children is added, delete or update.

listener - when children is changed , listener will be triggered.

返回:

direct children directory, contains zero element list if children directory not exists.

getChildListener

public WatcherListener getChildListener(String path,
                                        ChildListener listener)

从接口复制的说明: EtcdClient

find watcher of the children listener for specified path.

指定者:

getChildListener 在接口中 EtcdClient

参数:

path - the path to be watched when children is added, delete or update.

listener - when children is changed , listener will be triggered.

返回:

watcher if find else null

removeChildListener

public void removeChildListener(String path,
                                ChildListener listener)

从接口复制的说明: EtcdClient

unregister children lister for specified path.

指定者:

removeChildListener 在接口中 EtcdClient

参数:

path - the path to be unwatched .

listener - when children is changed , lister will be triggered.

close

public void close()

从接口复制的说明: EtcdClient

close current client and release all resourses.

指定者:

close 在接口中 EtcdClient

doClose

public abstract void doClose()

doCreatePersistent

public abstract void doCreatePersistent(String path)

doCreateEphemeral

public abstract long doCreateEphemeral(String path)

delete

public abstract void delete(String path)

从接口复制的说明: EtcdClient

remove the specified from etcd registry.

指定者:

delete 在接口中 EtcdClient

参数:

path - the path to be removed

checkExists

public abstract boolean checkExists(String path)

createChildWatcherListener

public abstract WatcherListener createChildWatcherListener(String path,
                                                           ChildListener listener)

addChildWatcherListener

public abstract List<String> addChildWatcherListener(String path,
                                                     WatcherListener listener)

removeChildWatcherListener

public abstract void removeChildWatcherListener(String path,
                                                WatcherListener listener)