org.apache.dubbo.rpc.cluster.directory

Class AbstractDirectory<T>

java.lang.Object

org.apache.dubbo.rpc.cluster.directory.AbstractDirectory<T>

All Implemented Interfaces:

org.apache.dubbo.common.Node, Directory<T>

Direct Known Subclasses:

StaticDirectory

public abstract class AbstractDirectory<T>
extends Object
implements Directory<T>

Abstract implementation of Directory: Invoker list returned from this Directory's list method have been filtered by Routers

Constructor Summary

Constructors

Constructor and Description
AbstractDirectory(org.apache.dubbo.common.URL url)
AbstractDirectory(org.apache.dubbo.common.URL url, boolean isUrlFromRegistry)
AbstractDirectory(org.apache.dubbo.common.URL url, RouterChain<T> routerChain, boolean isUrlFromRegistry)

Method Summary

Modifier and Type	Method and Description
void	addDisabledInvoker(Invoker<T> invoker) disable an invoker, remove from list next time will be removed when invoker is removed by address refresh notification using in service offline notification
void	addInvalidateInvoker(Invoker<T> invoker) invalidate an invoker, add it into reconnect task, remove from list next time will be recovered by address refresh notification or reconnect success notification
void	checkConnectivity()
void	destroy()
void	discordAddresses()
Semaphore	getCheckConnectivityPermit() Deprecated.
ScheduledFuture<?>	getConnectivityCheckFuture() Deprecated.
org.apache.dubbo.common.URL	getConsumerUrl()
Set<Invoker<T>>	getDisabledInvokers()
BitList<Invoker<T>>	getInvokers()
List<Invoker<T>>	getInvokersToReconnect()
RouterChain<T>	getRouterChain()
org.apache.dubbo.common.URL	getUrl()
BitList<Invoker<T>>	getValidInvokers()
boolean	isDestroyed()
List<Invoker<T>>	list(Invocation invocation) list invokers.
void	recoverDisabledInvoker(Invoker<T> invoker) recover a disabled invoker
void	refreshInvoker() Refresh invokers from total invokers 1.
void	setConsumerUrl(org.apache.dubbo.common.URL consumerUrl)
void	setRouterChain(RouterChain<T> routerChain)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.dubbo.rpc.cluster.Directory

getAllInvokers, getInterface, isEmpty, isNotificationReceived, isServiceDiscovery

Methods inherited from interface org.apache.dubbo.common.Node

isAvailable

Constructor Detail

AbstractDirectory

public AbstractDirectory(org.apache.dubbo.common.URL url)

AbstractDirectory

public AbstractDirectory(org.apache.dubbo.common.URL url,
                         boolean isUrlFromRegistry)

AbstractDirectory

public AbstractDirectory(org.apache.dubbo.common.URL url,
                         RouterChain<T> routerChain,
                         boolean isUrlFromRegistry)

Method Detail

list

public List<Invoker<T>> list(Invocation invocation)
                      throws RpcException

Description copied from interface: Directory

list invokers. filtered by invocation

Specified by:

list in interface Directory<T>

Returns:

invokers

Throws:

RpcException

getUrl

public org.apache.dubbo.common.URL getUrl()

Specified by:

getUrl in interface org.apache.dubbo.common.Node

getRouterChain

public RouterChain<T> getRouterChain()

Specified by:

getRouterChain in interface Directory<T>

setRouterChain

public void setRouterChain(RouterChain<T> routerChain)

getConsumerUrl

public org.apache.dubbo.common.URL getConsumerUrl()

Specified by:

getConsumerUrl in interface Directory<T>

setConsumerUrl

public void setConsumerUrl(org.apache.dubbo.common.URL consumerUrl)

isDestroyed

public boolean isDestroyed()

Specified by:

isDestroyed in interface Directory<T>

destroy

public void destroy()

Specified by:

destroy in interface org.apache.dubbo.common.Node

discordAddresses

public void discordAddresses()

Specified by:

discordAddresses in interface Directory<T>

addInvalidateInvoker

public void addInvalidateInvoker(Invoker<T> invoker)

Description copied from interface: Directory

invalidate an invoker, add it into reconnect task, remove from list next time will be recovered by address refresh notification or reconnect success notification

Specified by:

addInvalidateInvoker in interface Directory<T>

Parameters:

invoker - invoker to invalidate

checkConnectivity

public void checkConnectivity()

refreshInvoker

public void refreshInvoker()

Refresh invokers from total invokers 1. all the invokers in need to reconnect list should be removed in the valid invokers list 2. all the invokers in disabled invokers list should be removed in the valid invokers list 3. all the invokers disappeared from total invokers should be removed in the need to reconnect list 4. all the invokers disappeared from total invokers should be removed in the disabled invokers list

addDisabledInvoker

public void addDisabledInvoker(Invoker<T> invoker)

Description copied from interface: Directory

disable an invoker, remove from list next time will be removed when invoker is removed by address refresh notification using in service offline notification

Specified by:

addDisabledInvoker in interface Directory<T>

Parameters:

invoker - invoker to invalidate

recoverDisabledInvoker

public void recoverDisabledInvoker(Invoker<T> invoker)

Description copied from interface: Directory

recover a disabled invoker

Specified by:

recoverDisabledInvoker in interface Directory<T>

Parameters:

invoker - invoker to invalidate

getCheckConnectivityPermit

@Deprecated
public Semaphore getCheckConnectivityPermit()

Deprecated.

for ut only

getConnectivityCheckFuture

@Deprecated
public ScheduledFuture<?> getConnectivityCheckFuture()

Deprecated.

for ut only

getInvokers

public BitList<Invoker<T>> getInvokers()

getValidInvokers

public BitList<Invoker<T>> getValidInvokers()

getInvokersToReconnect

public List<Invoker<T>> getInvokersToReconnect()

getDisabledInvokers

public Set<Invoker<T>> getDisabledInvokers()