org.apache.dubbo.rpc.cluster.router.state

Class AbstractStateRouter<T>

java.lang.Object

org.apache.dubbo.rpc.cluster.router.state.AbstractStateRouter<T>

All Implemented Interfaces:

Comparable<StateRouter<T>>, StateRouter<T>

Direct Known Subclasses:

ConditionStateRouter, ListenableStateRouter, MockInvokersSelector, ScriptStateRouter, TagStateRouter

public abstract class AbstractStateRouter<T>
extends Object
implements StateRouter<T>

The abstract class of StateRoute.

Since:

3.0

Field Summary

Fields inherited from interface org.apache.dubbo.rpc.cluster.router.state.StateRouter

DEFAULT_PRIORITY

Constructor Summary

Constructors

Constructor and Description
AbstractStateRouter(org.apache.dubbo.common.URL url)

Method Summary

Modifier and Type	Method and Description
int	getPriority() Router's priority, used to sort routers.
GovernanceRuleRepository	getRuleRepository()
org.apache.dubbo.common.URL	getUrl() Get the router url.
boolean	isForce() To decide whether this router should take effect when none of the invoker can match the router rule, which means the StateRouter.route(BitList, URL, Invocation, boolean) would be empty.
boolean	isRuntime() To decide whether this router need to execute every time an RPC comes or should only execute when addresses or rule change.
void	notify(BitList<Invoker<T>> invokers) Notify the router the invoker list.
void	setForce(boolean force)
void	setPriority(int priority)
void	setUrl(org.apache.dubbo.common.URL url)

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.router.state.StateRouter

compareTo, route, stop

Constructor Detail

AbstractStateRouter

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

Method Detail

getUrl

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

Description copied from interface: StateRouter

Get the router url.

Specified by:

getUrl in interface StateRouter<T>

Returns:

url

setUrl

public void setUrl(org.apache.dubbo.common.URL url)

isRuntime

public boolean isRuntime()

Description copied from interface: StateRouter

To decide whether this router need to execute every time an RPC comes or should only execute when addresses or rule change.

Specified by:

isRuntime in interface StateRouter<T>

Returns:

true if the router need to execute every time.

isForce

public boolean isForce()

Description copied from interface: StateRouter

To decide whether this router should take effect when none of the invoker can match the router rule, which means the StateRouter.route(BitList, URL, Invocation, boolean) would be empty. Most of time, most router implementation would default this value to false.

Specified by:

isForce in interface StateRouter<T>

Returns:

true to execute if none of invokers matches the current router

setForce

public void setForce(boolean force)

getPriority

public int getPriority()

Description copied from interface: StateRouter

Router's priority, used to sort routers.

Specified by:

getPriority in interface StateRouter<T>

Returns:

router's priority

setPriority

public void setPriority(int priority)

getRuleRepository

public GovernanceRuleRepository getRuleRepository()

notify

public void notify(BitList<Invoker<T>> invokers)

Description copied from interface: StateRouter

Notify the router the invoker list. Invoker list may change from time to time. This method gives the router a chance to prepare before StateRouter.route(BitList, URL, Invocation, boolean) gets called.

Specified by:

notify in interface StateRouter<T>

Parameters:

invokers - invoker list