com.weibo.api.motan.registry.support

Class AbstractRegistry

java.lang.Object

com.weibo.api.motan.registry.support.AbstractRegistry

All Implemented Interfaces:

DiscoveryService, Registry, RegistryService

Direct Known Subclasses:

DirectRegistry, FailbackRegistry, LocalRegistryService

public abstract class AbstractRegistry
extends Object
implements Registry

 Abstract registry。

 对进出的url都进行createCopy保护，避免registry中的对象被修改，避免潜在的并发问题。

 

Version:

V1.0 created at: 2013-5-28

Author:

fishermen

Field Summary

Fields

Modifier and Type	Field and Description
protected String	registryClassName

Constructor Summary

Constructors

Constructor and Description
AbstractRegistry(URL url)

Method Summary

Modifier and Type	Method and Description
void	available(URL url) set service status to available, so clients could use it
List<URL>	discover(URL url)
protected abstract void	doAvailable(URL url)
protected abstract List<URL>	doDiscover(URL url)
protected abstract void	doRegister(URL url)
protected abstract void	doSubscribe(URL url, NotifyListener listener)
protected abstract void	doUnavailable(URL url)
protected abstract void	doUnregister(URL url)
protected abstract void	doUnsubscribe(URL url, NotifyListener listener)
protected List<URL>	getCachedUrls(URL url)
Collection<URL>	getRegisteredServiceUrls()
URL	getUrl()
protected void	notify(URL refUrl, NotifyListener listener, List<URL> urls)
void	register(URL url) register service to registry
void	subscribe(URL url, NotifyListener listener)
void	unavailable(URL url) set service status to unavailable, client should not discover services of unavailable state
void	unregister(URL url) unregister service to registry
void	unsubscribe(URL url, NotifyListener listener)

Methods inherited from class java.lang.Object

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

Field Detail

registryClassName

protected String registryClassName

Constructor Detail

AbstractRegistry

public AbstractRegistry(URL url)

Method Detail

register

public void register(URL url)

Description copied from interface: RegistryService

register service to registry

Specified by:

register in interface RegistryService

unregister

public void unregister(URL url)

Description copied from interface: RegistryService

unregister service to registry

Specified by:

unregister in interface RegistryService

subscribe

public void subscribe(URL url,
                      NotifyListener listener)

Specified by:

subscribe in interface DiscoveryService

unsubscribe

public void unsubscribe(URL url,
                        NotifyListener listener)

Specified by:

unsubscribe in interface DiscoveryService

discover

public List<URL> discover(URL url)

Specified by:

discover in interface DiscoveryService

getUrl

public URL getUrl()

Specified by:

getUrl in interface Registry

getRegisteredServiceUrls

public Collection<URL> getRegisteredServiceUrls()

Specified by:

getRegisteredServiceUrls in interface RegistryService

available

public void available(URL url)

Description copied from interface: RegistryService

set service status to available, so clients could use it

Specified by:

available in interface RegistryService

Parameters:

url - service url to be available, null means all services

unavailable

public void unavailable(URL url)

Description copied from interface: RegistryService

set service status to unavailable, client should not discover services of unavailable state

Specified by:

unavailable in interface RegistryService

Parameters:

url - service url to be unavailable, null means all services

getCachedUrls

protected List<URL> getCachedUrls(URL url)

notify

protected void notify(URL refUrl,
                      NotifyListener listener,
                      List<URL> urls)

doRegister

protected abstract void doRegister(URL url)

doUnregister

protected abstract void doUnregister(URL url)

doSubscribe

protected abstract void doSubscribe(URL url,
                                    NotifyListener listener)

doUnsubscribe

protected abstract void doUnsubscribe(URL url,
                                      NotifyListener listener)

doDiscover

protected abstract List<URL> doDiscover(URL url)

doAvailable

protected abstract void doAvailable(URL url)

doUnavailable

protected abstract void doUnavailable(URL url)