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

类 NamingSnapshotOperation

java.lang.Object

com.alibaba.nacos.naming.consistency.persistent.impl.AbstractSnapshotOperation

com.alibaba.nacos.naming.consistency.persistent.impl.NamingSnapshotOperation

所有已实现的接口:

com.alibaba.nacos.consistency.snapshot.SnapshotOperation

public class NamingSnapshotOperation
extends AbstractSnapshotOperation

Snapshot processing of persistent service data for accelerated Raft protocol recovery and data synchronization.

作者:

liaochuntao, xiweng.yy

字段概要

字段

修饰符和类型	字段	说明
private static java.lang.String	NAMING_SNAPSHOT_LOAD
private static java.lang.String	NAMING_SNAPSHOT_SAVE
private java.lang.String	snapshotArchive
private java.lang.String	snapshotDir
private com.alibaba.nacos.core.storage.kv.KvStorage	storage

从类继承的字段 com.alibaba.nacos.naming.consistency.persistent.impl.AbstractSnapshotOperation

CHECK_SUM_KEY

构造器概要

构造器

构造器	说明
NamingSnapshotOperation(com.alibaba.nacos.core.storage.kv.KvStorage storage, java.util.concurrent.locks.ReentrantReadWriteLock lock)

方法概要

修饰符和类型	方法	说明
protected java.lang.String	getSnapshotLoadTag()	Get snapshot load tag.
protected java.lang.String	getSnapshotSaveTag()	Get snapshot save tag.
protected boolean	readSnapshot(com.alibaba.nacos.consistency.snapshot.Reader reader)	Read snapshot.
protected boolean	writeSnapshot(com.alibaba.nacos.consistency.snapshot.Writer writer)	Write snapshot.

从类继承的方法 com.alibaba.nacos.naming.consistency.persistent.impl.AbstractSnapshotOperation

onSnapshotLoad, onSnapshotSave

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

NAMING_SNAPSHOT_SAVE

private static final java.lang.String NAMING_SNAPSHOT_SAVE

NAMING_SNAPSHOT_LOAD

private static final java.lang.String NAMING_SNAPSHOT_LOAD

snapshotDir

private final java.lang.String snapshotDir

另请参阅:

常量字段值

snapshotArchive

private final java.lang.String snapshotArchive

另请参阅:

常量字段值

storage

private final com.alibaba.nacos.core.storage.kv.KvStorage storage

构造器详细资料

NamingSnapshotOperation

public NamingSnapshotOperation(com.alibaba.nacos.core.storage.kv.KvStorage storage,
                               java.util.concurrent.locks.ReentrantReadWriteLock lock)

方法详细资料

writeSnapshot

protected boolean writeSnapshot(com.alibaba.nacos.consistency.snapshot.Writer writer)
                         throws java.lang.Exception

从类复制的说明: AbstractSnapshotOperation

Write snapshot.

指定者:

writeSnapshot 在类中 AbstractSnapshotOperation

参数:

writer - snapshot writer

返回:

true if write snapshot successfully, otherwise false

抛出:

java.lang.Exception - any exception during writing

readSnapshot

protected boolean readSnapshot(com.alibaba.nacos.consistency.snapshot.Reader reader)
                        throws java.lang.Exception

从类复制的说明: AbstractSnapshotOperation

Read snapshot.

指定者:

readSnapshot 在类中 AbstractSnapshotOperation

参数:

reader - snapshot reader

返回:

true if read snapshot successfully, otherwise false

抛出:

java.lang.Exception - any exception during reading

getSnapshotSaveTag

protected java.lang.String getSnapshotSaveTag()

从类复制的说明: AbstractSnapshotOperation

Get snapshot save tag. It will be used to see time metric time context.

指定者:

getSnapshotSaveTag 在类中 AbstractSnapshotOperation

返回:

snapshot save tag

getSnapshotLoadTag

protected java.lang.String getSnapshotLoadTag()

从类复制的说明: AbstractSnapshotOperation

Get snapshot load tag. It will be used to see time metric time context.

指定者:

getSnapshotLoadTag 在类中 AbstractSnapshotOperation

返回:

snapshot load tag