程序包 com.alibaba.nacos.naming.consistency.persistent

类 PersistentConsistencyServiceDelegateImpl

java.lang.Object

com.alibaba.nacos.naming.consistency.persistent.PersistentConsistencyServiceDelegateImpl

所有已实现的接口:

ConsistencyService, PersistentConsistencyService

@DependsOn("ProtocolManager")
@Component("persistentConsistencyServiceDelegate")
public class PersistentConsistencyServiceDelegateImpl
extends java.lang.Object
implements PersistentConsistencyService

Persistent consistency service delegate.

作者:

xiweng.yy

字段概要

字段

修饰符和类型	字段	说明
private BasePersistentServiceProcessor	persistentServiceProcessor

构造器概要

构造器

构造器	说明
PersistentConsistencyServiceDelegateImpl(com.alibaba.nacos.core.distributed.ProtocolManager protocolManager)

方法概要

修饰符和类型	方法	说明
private BasePersistentServiceProcessor	createPersistentServiceProcessor(com.alibaba.nacos.core.distributed.ProtocolManager protocolManager)
Datum	get(java.lang.String key)	Get a data from Nacos cluster.
java.util.Optional<java.lang.String>	getErrorMsg()	Get the error message of the consistency protocol.
boolean	isAvailable()	Tell the status of this consistency service.
void	listen(java.lang.String key, RecordListener listener)	Listen for changes of a data.
void	put(java.lang.String key, Record value)	Put a data related to a key to Nacos cluster.
void	remove(java.lang.String key)	Remove a data from Nacos cluster.
void	unListen(java.lang.String key, RecordListener listener)	Cancel listening of a data.

从类继承的方法 java.lang.Object

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

字段详细资料

persistentServiceProcessor

private final BasePersistentServiceProcessor persistentServiceProcessor

构造器详细资料

PersistentConsistencyServiceDelegateImpl

public PersistentConsistencyServiceDelegateImpl(com.alibaba.nacos.core.distributed.ProtocolManager protocolManager)
                                         throws java.lang.Exception

抛出:

java.lang.Exception

方法详细资料

put

public void put(java.lang.String key,
                Record value)
         throws com.alibaba.nacos.api.exception.NacosException

从接口复制的说明: ConsistencyService

Put a data related to a key to Nacos cluster.

指定者:

put 在接口中 ConsistencyService

参数:

key - key of data, this key should be globally unique

value - value of data

抛出:

com.alibaba.nacos.api.exception.NacosException - nacos exception

remove

public void remove(java.lang.String key)
            throws com.alibaba.nacos.api.exception.NacosException

从接口复制的说明: ConsistencyService

Remove a data from Nacos cluster.

指定者:

remove 在接口中 ConsistencyService

参数:

key - key of data

抛出:

com.alibaba.nacos.api.exception.NacosException - nacos exception

get

public Datum get(java.lang.String key)
          throws com.alibaba.nacos.api.exception.NacosException

从接口复制的说明: ConsistencyService

Get a data from Nacos cluster.

指定者:

get 在接口中 ConsistencyService

参数:

key - key of data

返回:

data related to the key

抛出:

com.alibaba.nacos.api.exception.NacosException - nacos exception

listen

public void listen(java.lang.String key,
                   RecordListener listener)
            throws com.alibaba.nacos.api.exception.NacosException

从接口复制的说明: ConsistencyService

Listen for changes of a data.

指定者:

listen 在接口中 ConsistencyService

参数:

key - key of data

listener - callback of data change

抛出:

com.alibaba.nacos.api.exception.NacosException - nacos exception

unListen

public void unListen(java.lang.String key,
                     RecordListener listener)
              throws com.alibaba.nacos.api.exception.NacosException

从接口复制的说明: ConsistencyService

Cancel listening of a data.

指定者:

unListen 在接口中 ConsistencyService

参数:

key - key of data

listener - callback of data change

抛出:

com.alibaba.nacos.api.exception.NacosException - nacos exception

isAvailable

public boolean isAvailable()

从接口复制的说明: ConsistencyService

Tell the status of this consistency service.

指定者:

isAvailable 在接口中 ConsistencyService

返回:

true if available

getErrorMsg

public java.util.Optional<java.lang.String> getErrorMsg()

从接口复制的说明: ConsistencyService

Get the error message of the consistency protocol.

指定者:

getErrorMsg 在接口中 ConsistencyService

返回:

the consistency protocol error message.

createPersistentServiceProcessor

private BasePersistentServiceProcessor createPersistentServiceProcessor(com.alibaba.nacos.core.distributed.ProtocolManager protocolManager)
                                                                 throws java.lang.Exception

抛出:

java.lang.Exception