| Package | Description |
|---|---|
| org.apache.hadoop.hdfs.server.namenode | |
| org.apache.hadoop.hdfs.server.namenode.snapshot | |
| org.apache.hadoop.hdfs.server.namenode.visitor |
Use the visitor pattern to visit namespace tree.
|
| Class | Description |
|---|---|
| DirectorySnapshottableFeature |
A directory with this feature is a snapshottable directory, where snapshots
can be taken.
|
| DirectoryWithSnapshotFeature |
Feature used to store and process the snapshot diff information for a
directory.
|
| DirectoryWithSnapshotFeature.DirectoryDiffList |
A list of directory diffs.
|
| FileDiffList |
A list of FileDiffs for storing snapshot data.
|
| FileWithSnapshotFeature |
Feature for file with snapshot-related information.
|
| Snapshot |
Snapshot of a sub-tree in the namesystem.
|
| SnapshotFSImageFormat.ReferenceMap |
A reference map for fsimage serialization.
|
| SnapshotManager |
Manage snapshottable directories and their snapshots.
|
| Class | Description |
|---|---|
| DiffList |
This interface defines the methods used to store and manage InodeDiffs.
|
| DirectoryWithSnapshotFeature |
Feature used to store and process the snapshot diff information for a
directory.
|
| DirectoryWithSnapshotFeature.DirectoryDiff |
The difference of an
INodeDirectory between two snapshots. |
| DirectoryWithSnapshotFeature.DirectoryDiffList |
A list of directory diffs.
|
| FileDiff |
The difference of an
INodeFile between two snapshots. |
| FileDiffList |
A list of FileDiffs for storing snapshot data.
|
| Snapshot |
Snapshot of a sub-tree in the namesystem.
|
| Snapshot.Root |
The root directory of the snapshot.
|
| SnapshotFSImageFormat.ReferenceMap |
A reference map for fsimage serialization.
|
| SnapshotManager |
Manage snapshottable directories and their snapshots.
|
| SnapshotStatsMXBean |
This is an interface used to retrieve statistic information related to
snapshots
|
| Class | Description |
|---|---|
| DirectorySnapshottableFeature |
A directory with this feature is a snapshottable directory, where snapshots
can be taken.
|
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