org.gridgain.grid.persistentstore.snapshot.file

Class SnapshotDigestRegistryCache

java.lang.Object

org.gridgain.grid.persistentstore.snapshot.file.SnapshotDigestRegistryCache

public class SnapshotDigestRegistryCache
extends Object

Loads and caches snapshot digest registries.

Field Summary

Fields

Modifier and Type	Field and Description
static String	CORRUPTED_META_HASH_ERROR Error message when metadata hash is corrupted in snapshot digest registry.
static String	INVALID_ALGO_ERROR Error message when the snapshot digest registry contains invalid digest algorithm.
static String	INVALID_CONSISTENT_ID_ERROR Error message when the snapshot digest registry constains invalid consistent id.
static String	INVALID_SNAPSHOT_ID_ERROR Error message when the snapshot digest registry contains invalid snapshot id.
static String	REGISTRY_IS_MISSING_ERROR Error message when the snapshot digest registry doesn't exist.

Constructor Summary

Constructors

Constructor and Description
SnapshotDigestRegistryCache(IgniteConfiguration igCfg, long snapshotId, org.gridgain.grid.internal.processors.cache.database.snapshot.file.SnapshotPath snapshotDir, MessageDigestFactory msgDigestFactory, SnapshotRegistryTransformer transformer, SnapshotSecurityLevel securityLevel)

Method Summary

Modifier and Type	Method and Description
org.gridgain.grid.internal.processors.cache.database.snapshot.SnapshotDigestRegistry	cachedRegistry(String consistentId)
org.gridgain.grid.internal.processors.cache.database.snapshot.SnapshotDigestRegistry	readRegistry(String consistentId) Reads snapshot file registry from the consistent node id folder in a snapshot.
void	verifyMetadata(org.gridgain.grid.internal.processors.cache.database.snapshot.SnapshotMetadataV2 meta)

Methods inherited from class java.lang.Object

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

Field Detail

REGISTRY_IS_MISSING_ERROR

public static final String REGISTRY_IS_MISSING_ERROR

Error message when the snapshot digest registry doesn't exist.

See Also:

Constant Field Values

INVALID_SNAPSHOT_ID_ERROR

public static final String INVALID_SNAPSHOT_ID_ERROR

Error message when the snapshot digest registry contains invalid snapshot id.

See Also:

Constant Field Values

INVALID_ALGO_ERROR

public static final String INVALID_ALGO_ERROR

Error message when the snapshot digest registry contains invalid digest algorithm.

See Also:

Constant Field Values

INVALID_CONSISTENT_ID_ERROR

public static final String INVALID_CONSISTENT_ID_ERROR

Error message when the snapshot digest registry constains invalid consistent id.

See Also:

Constant Field Values

CORRUPTED_META_HASH_ERROR

public static final String CORRUPTED_META_HASH_ERROR

Error message when metadata hash is corrupted in snapshot digest registry.

See Also:

Constant Field Values

Constructor Detail

SnapshotDigestRegistryCache

public SnapshotDigestRegistryCache(IgniteConfiguration igCfg,
                                   long snapshotId,
                                   org.gridgain.grid.internal.processors.cache.database.snapshot.file.SnapshotPath snapshotDir,
                                   MessageDigestFactory msgDigestFactory,
                                   SnapshotRegistryTransformer transformer,
                                   SnapshotSecurityLevel securityLevel)

Parameters:

igCfg - Ignite configuration.

snapshotId - Snapshot id.

snapshotDir - Snapshot directory.

msgDigestFactory - Message digest factory.

transformer - Snapshot registry transformer.

securityLevel - Snapshot security level.

Method Detail

cachedRegistry

public org.gridgain.grid.internal.processors.cache.database.snapshot.SnapshotDigestRegistry cachedRegistry(String consistentId)

Parameters:

consistentId - Consistent id of the node.

Returns:

Cached snapshot digest registry.

readRegistry

public org.gridgain.grid.internal.processors.cache.database.snapshot.SnapshotDigestRegistry readRegistry(String consistentId)

Reads snapshot file registry from the consistent node id folder in a snapshot.

Parameters:

consistentId - Consistent id of the node.

Returns:

Snapshot digest registry.

verifyMetadata

public void verifyMetadata(org.gridgain.grid.internal.processors.cache.database.snapshot.SnapshotMetadataV2 meta)

Parameters:

meta - Metadata object.