Package org.gridgain.internal.snapshots.filesystem

Class SnapshotFileSystemManagerImpl

java.lang.Object

org.gridgain.internal.snapshots.filesystem.SnapshotFileSystemManagerImpl

All Implemented Interfaces:

org.apache.ignite.internal.lang.Debuggable, org.apache.ignite.internal.manager.IgniteComponent, SnapshotFileSystemManager

public class SnapshotFileSystemManagerImpl
extends Object
implements SnapshotFileSystemManager

Class representing the file structure of all Snapshots.

Field Summary

Fields

Modifier and Type	Field	Description
static final SnapshotUriWithName	DEFAULT_SNAPSHOT_URI

Fields inherited from interface org.apache.ignite.internal.lang.Debuggable

INDENTATION

Constructor Summary

Constructors

Constructor	Description
SnapshotFileSystemManagerImpl(org.gridgain.internal.snapshots.configuration.ClusterSnapshotConfiguration clusterSnapshotConfiguration, Path nodeWorkDir, String nodeName, org.gridgain.internal.encryption.EncryptionManager encryptionManager, org.gridgain.internal.encryption.DataEncryptionKeyManager dataEncryptionKeyManager, ByteBufferPoolProvider bufferPoolProvider)	Constructor.

Method Summary

Modifier and Type	Method	Description
Path	defaultSnapshotsPath()	Returns a path to the directory where all node's snapshots are located by default.
SnapshotMeta	readSnapshotMeta(SnapshotMetaPath path)	Reads Snapshot Meta from the given path.
List<SnapshotMetaPath>	scanSnapshotMeta(SnapshotUri uri)	Returns the paths to the meta files of all snapshots along the path.
SnapshotFileSystem	snapshotFileSystem(UUID snapshotId)	Resolves the filesystem for a given snapshot using default URI.
SnapshotFileSystem	snapshotFileSystem(UUID snapshotId, SnapshotUri snapshotUri)	Resolves the filesystem for a given snapshot based on a given URI.
SnapshotUriWithName	snapshotUri(@Nullable String name)	Resolves the snapshot path from configuration by name.
List<SnapshotUriWithName>	snapshotUris()	Returns all registered snapshot paths from the configuration.
CompletableFuture<Void>	startAsync(org.apache.ignite.internal.manager.ComponentContext context)
CompletableFuture<Void>	stopAsync(org.apache.ignite.internal.manager.ComponentContext context)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.lang.Debuggable

dumpState

Methods inherited from interface org.apache.ignite.internal.manager.IgniteComponent

beforeNodeStop, stopAsync

Field Details

DEFAULT_SNAPSHOT_URI

public static final SnapshotUriWithName DEFAULT_SNAPSHOT_URI

Constructor Details

SnapshotFileSystemManagerImpl

public SnapshotFileSystemManagerImpl(org.gridgain.internal.snapshots.configuration.ClusterSnapshotConfiguration clusterSnapshotConfiguration,
 Path nodeWorkDir,
 String nodeName,
 org.gridgain.internal.encryption.EncryptionManager encryptionManager,
 org.gridgain.internal.encryption.DataEncryptionKeyManager dataEncryptionKeyManager,
 ByteBufferPoolProvider bufferPoolProvider)

Constructor.

Parameters:

clusterSnapshotConfiguration - Cluster snapshot configuration.

nodeWorkDir - Path to node's work directory.

nodeName - Name of the node.

Method Details

defaultSnapshotsPath

@TestOnly
public Path defaultSnapshotsPath()

Returns a path to the directory where all node's snapshots are located by default.

snapshotFileSystem

public SnapshotFileSystem snapshotFileSystem(UUID snapshotId)

Description copied from interface: SnapshotFileSystemManager

Resolves the filesystem for a given snapshot using default URI.

Specified by:

snapshotFileSystem in interface SnapshotFileSystemManager

snapshotFileSystem

public SnapshotFileSystem snapshotFileSystem(UUID snapshotId,
 SnapshotUri snapshotUri)

Description copied from interface: SnapshotFileSystemManager

Resolves the filesystem for a given snapshot based on a given URI.

Specified by:

snapshotFileSystem in interface SnapshotFileSystemManager

Parameters:

snapshotId - Snapshot ID.

snapshotUri - Snapshot URI.

startAsync

public CompletableFuture<Void> startAsync(org.apache.ignite.internal.manager.ComponentContext context)

Specified by:

startAsync in interface org.apache.ignite.internal.manager.IgniteComponent

stopAsync

public CompletableFuture<Void> stopAsync(org.apache.ignite.internal.manager.ComponentContext context)

Specified by:

stopAsync in interface org.apache.ignite.internal.manager.IgniteComponent

snapshotUri

public SnapshotUriWithName snapshotUri(@Nullable
 @Nullable String name)

Description copied from interface: SnapshotFileSystemManager

Resolves the snapshot path from configuration by name.

Specified by:

snapshotUri in interface SnapshotFileSystemManager

Parameters:

name - Name of the path or null for default.

Returns:

Snapshot URI.

snapshotUris

public List<SnapshotUriWithName> snapshotUris()

Description copied from interface: SnapshotFileSystemManager

Returns all registered snapshot paths from the configuration.

Specified by:

snapshotUris in interface SnapshotFileSystemManager

scanSnapshotMeta

public List<SnapshotMetaPath> scanSnapshotMeta(SnapshotUri uri)

Description copied from interface: SnapshotFileSystemManager

Returns the paths to the meta files of all snapshots along the path.

Specified by:

scanSnapshotMeta in interface SnapshotFileSystemManager

Parameters:

uri - Snapshot path from configuration.

readSnapshotMeta

public SnapshotMeta readSnapshotMeta(SnapshotMetaPath path)

Description copied from interface: SnapshotFileSystemManager

Reads Snapshot Meta from the given path.

Specified by:

readSnapshotMeta in interface SnapshotFileSystemManager

Parameters:

path - Path to the Snapshot Meta file.