CommonPathCapabilities (Apache Hadoop Common 3.3.3 API)

java.lang.Object
- org.apache.hadoop.fs.CommonPathCapabilities

public final class CommonPathCapabilities
extends Object

Common path capabilities.

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`ABORTABLE_STREAM` Stream abort() capability implemented by `Abortable.abort()`.
`static String`	`ETAGS_AVAILABLE` Does this FS support etags? That is: will FileStatus entries from listing/getFileStatus probes support EtagSource and return real values.
`static String`	`ETAGS_PRESERVED_IN_RENAME` Are etags guaranteed to be preserved across rename() operations..
`static String`	`FS_ACLS` Does the store support `FileSystem.setAcl(Path, List)`, `FileSystem.getAclStatus(Path)` and related methods? Value: "fs.capability.paths.acls".
`static String`	`FS_APPEND` Does the store support `FileSystem.append(Path)`? Value: "fs.capability.paths.append".
`static String`	`FS_CHECKSUMS` Does the store support `FileSystem.getFileChecksum(Path)`? Value: "fs.capability.paths.checksums".
`static String`	`FS_CONCAT` Does the store support `FileSystem.concat(Path, Path[])`? Value: "fs.capability.paths.concat".
`static String`	`FS_EXPERIMENTAL_BATCH_LISTING` Probe for support for `BatchListingOperations`.
`static String`	`FS_LIST_CORRUPT_FILE_BLOCKS` Does the store support `FileSystem.listCorruptFileBlocks(Path)` ()}? Value: "fs.capability.paths.list-corrupt-file-blocks".
`static String`	`FS_MULTIPART_UPLOADER` Does the store support multipart uploading? Value: "fs.capability.multipart.uploader".
`static String`	`FS_PATHHANDLES` Does the store support `FileSystem.createPathHandle(FileStatus, Options.HandleOpt...)` and related methods? Value: "fs.capability.paths.pathhandles".
`static String`	`FS_PERMISSIONS` Does the store support `FileSystem.setPermission(Path, FsPermission)` and related methods? Value: "fs.capability.paths.permissions".
`static String`	`FS_READ_ONLY_CONNECTOR` Does this filesystem connector only support filesystem read operations? For example, the `HttpFileSystem` is always read-only.
`static String`	`FS_SNAPSHOTS` Does the store support snapshots through `FileSystem.createSnapshot(Path)` and related methods?? Value: "fs.capability.paths.snapshots".
`static String`	`FS_STORAGEPOLICY` Does the store support `FileSystem.setStoragePolicy(Path, String)` and related methods? Value: "fs.capability.paths.storagepolicy".
`static String`	`FS_SYMLINKS` Does the store support symlinks through `FileSystem.createSymlink(Path, Path, boolean)` and related methods? Value: "fs.capability.paths.symlinks".
`static String`	`FS_TRUNCATE` Does the store support `FileSystem#truncate(Path, long)` ? Value: "fs.capability.paths.truncate".
`static String`	`FS_XATTRS` Does the store support XAttributes through `FileSystem#.setXAttr()` and related methods? Value: "fs.capability.paths.xattrs".

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - FS_ACLS
```
public static final String FS_ACLS
```
    Does the store support FileSystem.setAcl(Path, List), FileSystem.getAclStatus(Path) and related methods? Value: "fs.capability.paths.acls".
    
    See Also:
    
    Constant Field Values
  - FS_APPEND
```
public static final String FS_APPEND
```
    Does the store support FileSystem.append(Path)? Value: "fs.capability.paths.append".
    
    See Also:
    
    Constant Field Values
  - FS_CHECKSUMS
```
public static final String FS_CHECKSUMS
```
    Does the store support FileSystem.getFileChecksum(Path)? Value: "fs.capability.paths.checksums".
    
    See Also:
    
    Constant Field Values
  - FS_CONCAT
```
public static final String FS_CONCAT
```
    Does the store support FileSystem.concat(Path, Path[])? Value: "fs.capability.paths.concat".
    
    See Also:
    
    Constant Field Values
  - FS_LIST_CORRUPT_FILE_BLOCKS
```
public static final String FS_LIST_CORRUPT_FILE_BLOCKS
```
    Does the store support FileSystem.listCorruptFileBlocks(Path) ()}? Value: "fs.capability.paths.list-corrupt-file-blocks".
    
    See Also:
    
    Constant Field Values
  - FS_PATHHANDLES
```
public static final String FS_PATHHANDLES
```
    Does the store support FileSystem.createPathHandle(FileStatus, Options.HandleOpt...) and related methods? Value: "fs.capability.paths.pathhandles".
    
    See Also:
    
    Constant Field Values
  - FS_PERMISSIONS
```
public static final String FS_PERMISSIONS
```
    Does the store support FileSystem.setPermission(Path, FsPermission) and related methods? Value: "fs.capability.paths.permissions".
    
    See Also:
    
    Constant Field Values
  - FS_READ_ONLY_CONNECTOR
```
public static final String FS_READ_ONLY_CONNECTOR
```
    Does this filesystem connector only support filesystem read operations? For example, the HttpFileSystem is always read-only. This is different from "is the specific instance and path read only?", which must be determined by checking permissions (where supported), or attempting write operations under a path. Value: "fs.capability.paths.read-only-connector".
    
    See Also:
    
    Constant Field Values
  - FS_SNAPSHOTS
```
public static final String FS_SNAPSHOTS
```
    Does the store support snapshots through FileSystem.createSnapshot(Path) and related methods?? Value: "fs.capability.paths.snapshots".
    
    See Also:
    
    Constant Field Values
  - FS_STORAGEPOLICY
```
public static final String FS_STORAGEPOLICY
```
    Does the store support FileSystem.setStoragePolicy(Path, String) and related methods? Value: "fs.capability.paths.storagepolicy".
    
    See Also:
    
    Constant Field Values
  - FS_SYMLINKS
```
public static final String FS_SYMLINKS
```
    Does the store support symlinks through FileSystem.createSymlink(Path, Path, boolean) and related methods? Value: "fs.capability.paths.symlinks".
    
    See Also:
    
    Constant Field Values
  - FS_TRUNCATE
```
public static final String FS_TRUNCATE
```
    Does the store support FileSystem#truncate(Path, long) ? Value: "fs.capability.paths.truncate".
    
    See Also:
    
    Constant Field Values
  - FS_XATTRS
```
public static final String FS_XATTRS
```
    Does the store support XAttributes through FileSystem#.setXAttr() and related methods? Value: "fs.capability.paths.xattrs".
    
    See Also:
    
    Constant Field Values
  - FS_EXPERIMENTAL_BATCH_LISTING
```
@InterfaceStability.Unstable
public static final String FS_EXPERIMENTAL_BATCH_LISTING
```
    Probe for support for BatchListingOperations.
    
    See Also:
    
    Constant Field Values
  - FS_MULTIPART_UPLOADER
```
public static final String FS_MULTIPART_UPLOADER
```
    Does the store support multipart uploading? Value: "fs.capability.multipart.uploader".
    
    See Also:
    
    Constant Field Values
  - ABORTABLE_STREAM
```
public static final String ABORTABLE_STREAM
```
    Stream abort() capability implemented by Abortable.abort(). Value: "fs.capability.outputstream.abortable".
    
    See Also:
    
    Constant Field Values
  - ETAGS_AVAILABLE
```
public static final String ETAGS_AVAILABLE
```
    Does this FS support etags? That is: will FileStatus entries from listing/getFileStatus probes support EtagSource and return real values.
    
    See Also:
    
    Constant Field Values
  - ETAGS_PRESERVED_IN_RENAME
```
public static final String ETAGS_PRESERVED_IN_RENAME
```
    Are etags guaranteed to be preserved across rename() operations.. FileSystems MUST NOT declare support for this feature unless this holds.
    
    See Also:
    
    Constant Field Values

Class CommonPathCapabilities

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

FS_ACLS

FS_APPEND

FS_CHECKSUMS

FS_CONCAT

FS_LIST_CORRUPT_FILE_BLOCKS

FS_PATHHANDLES

FS_PERMISSIONS

FS_READ_ONLY_CONNECTOR

FS_SNAPSHOTS

FS_STORAGEPOLICY

FS_SYMLINKS

FS_TRUNCATE

FS_XATTRS

FS_EXPERIMENTAL_BATCH_LISTING

FS_MULTIPART_UPLOADER

ABORTABLE_STREAM

ETAGS_AVAILABLE

ETAGS_PRESERVED_IN_RENAME