org.apache.dubbo.rpc.cluster

Class RouterChain<T>

java.lang.Object

org.apache.dubbo.rpc.cluster.RouterChain<T>

public class RouterChain<T>
extends Object

Router chain

Method Summary

Modifier and Type	Method and Description
void	addRouters(List<Router> routers) If we use route:// protocol in version before 2.7.0, each URL will generate a Router instance, so we should keep the routers up to date, that is, each time router URLs changes, we should update the routers list, only keep the builtinRouters which are available all the time and the latest notified routers which are generated from URLs.
static <T> RouterChain<T>	buildChain(org.apache.dubbo.common.URL url)
void	initWithRouters(List<Router> builtinRouters) the resident routers must being initialized before address notification.
List<Invoker<T>>	route(org.apache.dubbo.common.URL url, Invocation invocation)
void	setInvokers(List<Invoker<T>> invokers) Notify router chain of the initial addresses from registry at the first time.

Methods inherited from class java.lang.Object

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

Method Detail

buildChain

public static <T> RouterChain<T> buildChain(org.apache.dubbo.common.URL url)

initWithRouters

public void initWithRouters(List<Router> builtinRouters)

the resident routers must being initialized before address notification. FIXME: this method should not be public

addRouters

public void addRouters(List<Router> routers)

If we use route:// protocol in version before 2.7.0, each URL will generate a Router instance, so we should keep the routers up to date, that is, each time router URLs changes, we should update the routers list, only keep the builtinRouters which are available all the time and the latest notified routers which are generated from URLs.

Parameters:

routers - routers from 'router://' rules in 2.6.x or before.

route

public List<Invoker<T>> route(org.apache.dubbo.common.URL url,
                              Invocation invocation)

Parameters:

url -

invocation -

Returns:

setInvokers

public void setInvokers(List<Invoker<T>> invokers)

Notify router chain of the initial addresses from registry at the first time. Notify whenever addresses in registry change.