com.baidu.jprotobuf.pbrpc.client.ha.lb.strategy

类 RoundRobinLoadBalanceStrategy

java.lang.Object

com.baidu.jprotobuf.pbrpc.client.ha.lb.strategy.RoundRobinLoadBalanceStrategy

所有已实现的接口:

LoadBalanceStrategy, NamingServiceLoadBalanceStrategy

public class RoundRobinLoadBalanceStrategy
extends Object
implements NamingServiceLoadBalanceStrategy

A weighted round robin strategy implementation for LoadBalanceStrategy interface.

从以下版本开始:

2.16

作者:

xiemalin

另请参阅:

LoadBalanceStrategy, RoundRobinLoadBalanceStrategy

构造器概要

构造器

构造器和说明
RoundRobinLoadBalanceStrategy(Map<String,Integer> lbFactors) Instantiates a new round robin load balance strategy.
RoundRobinLoadBalanceStrategy(String serviceSignature, NamingService namingService) Constructor with load balance factors.

方法概要

限定符和类型	方法和说明
void	doReInit(String serviceSignagure, NamingService namingService) do reinit once by the naming service.
String	elect() do load balance and get target.
Set<String>	getFailedTargets() Gets the failed targets.
NamingService	getNamingService() Gets the naming service.
Set<String>	getTargets() Gets the targets.
boolean	hasTargets() Checks for targets.
protected void	init(List<RegisterInfo> servers) Inits the.
protected void	init(Map<String,Integer> lbFactors) Inits the.
List<String>	initTargets(Map<String,Integer> lbFactors) Initialize the targets and set weighted value for each target.
void	recoverTarget(String key) add target to load balance target list.
void	removeTarget(String key) remove target from load balance target list.

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

RoundRobinLoadBalanceStrategy

public RoundRobinLoadBalanceStrategy(String serviceSignature,
                                     NamingService namingService)

Constructor with load balance factors.

参数:

serviceSignature - the service signature

namingService - the naming service

RoundRobinLoadBalanceStrategy

public RoundRobinLoadBalanceStrategy(Map<String,Integer> lbFactors)

Instantiates a new round robin load balance strategy.

参数:

lbFactors - the lb factors

方法详细资料

getNamingService

public NamingService getNamingService()

Gets the naming service.

返回:

the naming service

init

protected void init(List<RegisterInfo> servers)

Inits the.

参数:

servers - the servers

init

protected void init(Map<String,Integer> lbFactors)

Inits the.

参数:

lbFactors - the lb factors

elect

public String elect()

从接口复制的说明: LoadBalanceStrategy

do load balance and get target.

指定者:

elect 在接口中 LoadBalanceStrategy

返回:

the string

getTargets

public Set<String> getTargets()

从接口复制的说明: LoadBalanceStrategy

Gets the targets.

指定者:

getTargets 在接口中 LoadBalanceStrategy

返回:

the targets

initTargets

public List<String> initTargets(Map<String,Integer> lbFactors)

Initialize the targets and set weighted value for each target.

参数:

lbFactors - the lb factors

返回:

the list

removeTarget

public void removeTarget(String key)

从接口复制的说明: LoadBalanceStrategy

remove target from load balance target list.

指定者:

removeTarget 在接口中 LoadBalanceStrategy

参数:

key - the t

recoverTarget

public void recoverTarget(String key)

从接口复制的说明: LoadBalanceStrategy

add target to load balance target list.

指定者:

recoverTarget 在接口中 LoadBalanceStrategy

参数:

key - the t

hasTargets

public boolean hasTargets()

从接口复制的说明: LoadBalanceStrategy

Checks for targets.

指定者:

hasTargets 在接口中 LoadBalanceStrategy

返回:

true if availabled load balance target list is not empty

getFailedTargets

public Set<String> getFailedTargets()

从接口复制的说明: LoadBalanceStrategy

Gets the failed targets.

指定者:

getFailedTargets 在接口中 LoadBalanceStrategy

返回:

the failed targets

doReInit

public void doReInit(String serviceSignagure,
                     NamingService namingService)

从接口复制的说明: NamingServiceLoadBalanceStrategy

do reinit once by the naming service.

指定者:

doReInit 在接口中 NamingServiceLoadBalanceStrategy

参数:

serviceSignagure - the service signature

namingService - NamingService