com.netflix.loadbalancer
Class ZoneAvoidancePredicate

java.lang.Object
  com.netflix.loadbalancer.AbstractServerPredicate
      com.netflix.loadbalancer.ZoneAvoidancePredicate

All Implemented Interfaces:

com.google.common.base.Predicate<PredicateKey>

public class ZoneAvoidancePredicate
extends AbstractServerPredicate

A server predicate that filters out all servers in a worst zone if the aggregated metric for that zone reaches a threshold. The logic to determine the worst zone is described in class ZoneAwareLoadBalancer.

Field Summary

Fields inherited from class com.netflix.loadbalancer.AbstractServerPredicate

rule

Constructor Summary

ZoneAvoidancePredicate(IRule rule, com.netflix.client.config.IClientConfig clientConfig)

ZoneAvoidancePredicate(LoadBalancerStats lbStats, com.netflix.client.config.IClientConfig clientConfig)

Method Summary

boolean

apply(PredicateKey input)

Methods inherited from class com.netflix.loadbalancer.AbstractServerPredicate

alwaysTrue, chooseRandomlyAfterFiltering, chooseRandomlyAfterFiltering, chooseRoundRobinAfterFiltering, chooseRoundRobinAfterFiltering, getEligibleServers, getEligibleServers, getLBStats, getServerOnlyPredicate, ofKeyPredicate, ofServerPredicate, setLoadBalancerStats

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.common.base.Predicate

equals

Constructor Detail

ZoneAvoidancePredicate

public ZoneAvoidancePredicate(IRule rule,
                              com.netflix.client.config.IClientConfig clientConfig)

ZoneAvoidancePredicate

public ZoneAvoidancePredicate(LoadBalancerStats lbStats,
                              com.netflix.client.config.IClientConfig clientConfig)

Method Detail

apply

public boolean apply(@Nullable
                     PredicateKey input)