com.bfd.harpc.loadbalance

类 RandomStrategy<S>

java.lang.Object

com.bfd.harpc.loadbalance.RandomStrategy<S>

所有已实现的接口:

LoadBalancingStrategy<S>

public class RandomStrategy<S>
extends Object

A load balancer that selects a random backend each time a request is made..

构造器概要

构造器

构造器和说明
RandomStrategy()

方法概要

方法

限定符和类型	方法和说明
void	addConnectResult(K backendKey, RequestTracker.RequestResult result, long connectTimeNanos) Offers information about a connection result.
S	nextBackend() Gets the next backend that a request should be sent to.
void	offerBackends(Set<K> offeredBackends, Closure<Collection<K>> onBackendsChosen) Offers a set of backends that the load balancer should choose from to distribute load amongst.
protected Collection<S>	onBackendsOffered(Set<S> targets)

从类继承的方法 java.lang.Object

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

构造器详细资料

RandomStrategy

public RandomStrategy()

方法详细资料

onBackendsOffered

protected Collection<S> onBackendsOffered(Set<S> targets)

nextBackend

public S nextBackend()
              throws ResourceExhaustedException

从接口复制的说明: LoadBalancingStrategy

Gets the next backend that a request should be sent to.

返回:

Next backend to send a request.

抛出:

ResourceExhaustedException

offerBackends

public final void offerBackends(Set<K> offeredBackends,
                 Closure<Collection<K>> onBackendsChosen)

从接口复制的说明: LoadBalancingStrategy

Offers a set of backends that the load balancer should choose from to distribute load amongst.

指定者:

offerBackends 在接口中 LoadBalancingStrategy<K>

参数:

offeredBackends - Backends to choose from.

onBackendsChosen - A callback that should be notified when the offered backends have been (re)chosen from.

addConnectResult

public void addConnectResult(K backendKey,
                    RequestTracker.RequestResult result,
                    long connectTimeNanos)

从接口复制的说明: LoadBalancingStrategy

Offers information about a connection result.

指定者:

addConnectResult 在接口中 LoadBalancingStrategy<K>

参数:

backendKey - Backend key.

result - Connection result.

connectTimeNanos - Time spent waiting for connection to be established.