com.alipay.sofa.jraft.storage.snapshot.local

类 LocalSnapshotReader

java.lang.Object

com.alipay.sofa.jraft.Status

com.alipay.sofa.jraft.storage.snapshot.Snapshot

com.alipay.sofa.jraft.storage.snapshot.SnapshotReader

com.alipay.sofa.jraft.storage.snapshot.local.LocalSnapshotReader

所有已实现的接口:

Lifecycle<Void>, Copiable<Status>, Closeable, AutoCloseable

public class LocalSnapshotReader
extends SnapshotReader

Snapshot reader on local file system.

作者:

boyan (boyan@alibaba-inc.com) 2018-Apr-08 11:10:34 AM

字段概要

从类继承的字段 com.alipay.sofa.jraft.storage.snapshot.Snapshot

JRAFT_SNAPSHOT_META_FILE, JRAFT_SNAPSHOT_PREFIX, REMOTE_SNAPSHOT_URI_SCHEME

构造器概要

构造器

构造器和说明
LocalSnapshotReader(LocalSnapshotStorage snapshotStorage, SnapshotThrottle snapshotThrottle, Endpoint addr, RaftOptions raftOptions, String path)

方法概要

限定符和类型	方法和说明
void	close()
String	generateURIForCopy() Generate uri for other peers to copy this snapshot.
com.google.protobuf.Message	getFileMeta(String fileName) Get file meta by fileName.
String	getPath() Get the path of the Snapshot
boolean	init(Void v) Initialize the service.
Set<String>	listFiles() List all the existing files in the Snapshot currently
RaftOutter.SnapshotMeta	load() Load the snapshot metadata.
void	shutdown() Dispose the resources for service.

从类继承的方法 com.alipay.sofa.jraft.Status

copy, equals, getCode, getErrorMsg, getRaftError, hashCode, isOk, OK, reset, setCode, setError, setError, setErrorMsg, toString

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

LocalSnapshotReader

public LocalSnapshotReader(LocalSnapshotStorage snapshotStorage,
                           SnapshotThrottle snapshotThrottle,
                           Endpoint addr,
                           RaftOptions raftOptions,
                           String path)

方法详细资料

close

public void close()
           throws IOException

抛出:

IOException

init

public boolean init(Void v)

从接口复制的说明: Lifecycle

Initialize the service.

返回:

true when successes.

shutdown

public void shutdown()

从接口复制的说明: Lifecycle

Dispose the resources for service.

load

public RaftOutter.SnapshotMeta load()

从类复制的说明: SnapshotReader

Load the snapshot metadata.

指定者:

load 在类中 SnapshotReader

generateURIForCopy

public String generateURIForCopy()

从类复制的说明: SnapshotReader

Generate uri for other peers to copy this snapshot. Return an empty string if some error has occur.

指定者:

generateURIForCopy 在类中 SnapshotReader

getPath

public String getPath()

从类复制的说明: Snapshot

Get the path of the Snapshot

指定者:

getPath 在类中 Snapshot

listFiles

public Set<String> listFiles()

从类复制的说明: Snapshot

List all the existing files in the Snapshot currently

指定者:

listFiles 在类中 Snapshot

getFileMeta

public com.google.protobuf.Message getFileMeta(String fileName)

从类复制的说明: Snapshot

Get file meta by fileName.

指定者:

getFileMeta 在类中 Snapshot