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| Interface Summary | |
|---|---|
| LayoutVersion.LayoutFeature | The interface to be implemented by NameNode and DataNode layout features |
| Class Summary | |
|---|---|
| CacheDirectiveEntry | Describes a path-based cache directive entry. |
| CacheDirectiveInfo | Describes a path-based cache directive. |
| CacheDirectiveInfo.Builder | A builder for creating new CacheDirectiveInfo instances. |
| CacheDirectiveInfo.Expiration | Denotes a relative or absolute expiration time for a CacheDirective. |
| CacheDirectiveStats | Describes a path-based cache directive. |
| CacheDirectiveStats.Builder | |
| CachePoolEntry | Describes a Cache Pool entry. |
| CachePoolInfo | CachePoolInfo describes a cache pool. |
| CachePoolStats | CachePoolStats describes cache pool statistics. |
| CachePoolStats.Builder | |
| CorruptFileBlocks | Contains a list of paths corresponding to corrupt files and a cookie used for iterative calls to NameNode.listCorruptFileBlocks. |
| FSConstants | Deprecated. Please use HdfsConstants. |
| LayoutVersion.FeatureInfo | Feature information. |
| RollingUpgradeInfo.Bean | |
| SnapshotDiffReport | This class represents to end users the difference between two snapshots of the same directory, or the difference between a snapshot of the directory and its current state. |
| SnapshotDiffReport.DiffReportEntry | Representing the full path and diff type of a file/directory where changes have happened. |
| SnapshottableDirectoryStatus | Metadata about a snapshottable directory |
| Enum Summary | |
|---|---|
| DatanodeInfo.AdminStates | |
| HdfsConstants.DatanodeReportType | |
| HdfsConstants.RollingUpgradeAction | |
| HdfsConstants.SafeModeAction | |
| LayoutVersion.Feature | Enums for features that change the layout version before rolling upgrade is supported. |
| SnapshotDiffReport.DiffType | Types of the difference, which include CREATE, MODIFY, DELETE, and RENAME. |
| Exception Summary | |
|---|---|
| FSLimitException.MaxDirectoryItemsExceededException | Directory has too many items |
| FSLimitException.PathComponentTooLongException | Path component length is too long |
| SnapshotAccessControlException | Snapshot access related exception. |
| SnapshotException | Snapshot related exception. |
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