org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.status.storage.watcher

类 StorageNodeStateChangedWatcher

java.lang.Object

org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.status.storage.watcher.StorageNodeStateChangedWatcher

所有已实现的接口:

GovernanceWatcher<GovernanceEvent>

public final class StorageNodeStateChangedWatcher
extends Object
implements GovernanceWatcher<GovernanceEvent>

Storage node state changed watcher.

构造器概要

构造器

构造器和说明
StorageNodeStateChangedWatcher()

方法概要

限定符和类型	方法和说明
Optional<GovernanceEvent>	createGovernanceEvent(DataChangedEvent event) Create governance event.
Collection<String>	getWatchingKeys(String databaseName) Get watching keys.
Collection<DataChangedEvent.Type>	getWatchingTypes() Get watching types.

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

StorageNodeStateChangedWatcher

public StorageNodeStateChangedWatcher()

方法详细资料

getWatchingKeys

public Collection<String> getWatchingKeys(String databaseName)

从接口复制的说明: GovernanceWatcher

Get watching keys.

指定者:

getWatchingKeys 在接口中 GovernanceWatcher<GovernanceEvent>

参数:

databaseName - database name

返回:

watching keys

getWatchingTypes

public Collection<DataChangedEvent.Type> getWatchingTypes()

从接口复制的说明: GovernanceWatcher

Get watching types.

指定者:

getWatchingTypes 在接口中 GovernanceWatcher<GovernanceEvent>

返回:

watching types

createGovernanceEvent

public Optional<GovernanceEvent> createGovernanceEvent(DataChangedEvent event)

从接口复制的说明: GovernanceWatcher

Create governance event.

指定者:

createGovernanceEvent 在接口中 GovernanceWatcher<GovernanceEvent>

参数:

event - registry center data changed event

返回:

governance event