com.alipay.sofa.registry.server.meta.slot.manager

类 SimpleSlotManager

java.lang.Object

com.alipay.sofa.registry.lifecycle.impl.AbstractLifecycle

com.alipay.sofa.registry.observer.impl.AbstractLifecycleObservable

com.alipay.sofa.registry.server.meta.slot.manager.SimpleSlotManager

所有已实现的接口:

Disposable, Initializable, Lifecycle, LifecycleStateAware, Startable, Stoppable, Observable, SlotManager, SlotTableAware

直接已知子类:

DefaultSlotManager

public class SimpleSlotManager
extends AbstractLifecycleObservable
implements SlotManager

作者:

chen.zhu

Nov 13, 2020

字段概要

从类继承的字段 com.alipay.sofa.registry.lifecycle.impl.AbstractLifecycle

logger

构造器概要

构造器

构造器和说明
SimpleSlotManager()

方法概要

限定符和类型	方法和说明
DataNodeSlot	getDataNodeManagedSlot(String dataNode, boolean ignoreFollowers) Gets get data node managed slot.
int	getSlotNums() Gets get slot nums.
int	getSlotReplicaNums() Gets get slot replica nums.
SlotTable	getSlotTable() Gets get slot table.
boolean	refresh(SlotTable slotTable) The function means to update slot-table if possible(like CAS(xxx, xxx)) return 1. true: if there were any changes on slot-table (by check whether slot-table epoch getting bigger) 2.
void	setSlotNums(int slotNums)
void	setSlotReplicas(int slotReplicas)

从类继承的方法 com.alipay.sofa.registry.observer.impl.AbstractLifecycleObservable

addObserver, notifyObservers, removeObserver

从类继承的方法 com.alipay.sofa.registry.lifecycle.impl.AbstractLifecycle

dispose, doDispose, doInitialize, doStart, doStop, getLifecycleState, initialize, start, stop

从类继承的方法 java.lang.Object

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

从接口继承的方法 com.alipay.sofa.registry.observer.Observable

addObserver, removeObserver

从接口继承的方法 com.alipay.sofa.registry.lifecycle.Initializable

initialize

从接口继承的方法 com.alipay.sofa.registry.lifecycle.Startable

start

从接口继承的方法 com.alipay.sofa.registry.lifecycle.Stoppable

stop

从接口继承的方法 com.alipay.sofa.registry.lifecycle.Disposable

dispose

从接口继承的方法 com.alipay.sofa.registry.lifecycle.LifecycleStateAware

getLifecycleState

构造器详细资料

SimpleSlotManager

public SimpleSlotManager()

方法详细资料

getSlotTable

public SlotTable getSlotTable()

从接口复制的说明: SlotTableAware

Gets get slot table.

指定者:

getSlotTable 在接口中 SlotTableAware

返回:

the get slot table

refresh

public boolean refresh(SlotTable slotTable)

The function means to update slot-table if possible(like CAS(xxx, xxx)) return 1. true: if there were any changes on slot-table (by check whether slot-table epoch getting bigger) 2. false: if there were no changes, including we try to refresh a lower or equal epoch slot-table

Then, it will notify observers about this slot-table change event

指定者:

refresh 在接口中 SlotManager

参数:

slotTable - the slot table

getSlotNums

public int getSlotNums()

从接口复制的说明: SlotManager

Gets get slot nums.

指定者:

getSlotNums 在接口中 SlotManager

返回:

the get slot nums

getSlotReplicaNums

public int getSlotReplicaNums()

从接口复制的说明: SlotManager

Gets get slot replica nums.

指定者:

getSlotReplicaNums 在接口中 SlotManager

返回:

the get slot replica nums

setSlotNums

public void setSlotNums(int slotNums)

setSlotReplicas

public void setSlotReplicas(int slotReplicas)

getDataNodeManagedSlot

public DataNodeSlot getDataNodeManagedSlot(String dataNode,
                                           boolean ignoreFollowers)

从接口复制的说明: SlotManager

Gets get data node managed slot.

指定者:

getDataNodeManagedSlot 在接口中 SlotManager

参数:

dataNode - the data node

ignoreFollowers - the ignore followers

返回:

the get data node managed slot