@InterfaceAudience.Public
@InterfaceStability.Evolving
public interface RegistryOperations
extends org.apache.hadoop.service.Service
| Modifier and Type | Method and Description |
|---|---|
boolean |
addWriteAccessor(String id,
String pass)
Add a new write access entry to be added to node permissions in all
future write operations of a session connected to a secure registry.
|
void |
bind(String path,
ServiceRecord record,
int flags)
Bind a path in the registry to a service record
|
void |
clearWriteAccessors()
Clear all write accessors.
|
void |
delete(String path,
boolean recursive)
Delete a path.
|
boolean |
exists(String path)
Probe for a path existing.
|
List<String> |
list(String path)
List all entries under a registry path, returning the relative names
of the entries.
|
boolean |
mknode(String path,
boolean createParents)
Create a path.
|
ServiceRecord |
resolve(String path)
Resolve the record at a path
|
RegistryPathStatus |
stat(String path)
Get the status of a path
|
boolean mknode(String path, boolean createParents) throws org.apache.hadoop.fs.PathNotFoundException, InvalidPathnameException, IOException
path - path to createcreateParents - also create the parents.org.apache.hadoop.fs.PathNotFoundException - parent path is not in the registry.InvalidPathnameException - path name is invalid.IOException - Any other IO Exception.void bind(String path, ServiceRecord record, int flags) throws org.apache.hadoop.fs.PathNotFoundException, org.apache.hadoop.fs.FileAlreadyExistsException, InvalidPathnameException, IOException
path - path to service recordrecord - service record service record to create/updateflags - bind flagsorg.apache.hadoop.fs.PathNotFoundException - the parent path does not existorg.apache.hadoop.fs.FileAlreadyExistsException - path exists but create flags
do not include "overwrite"InvalidPathnameException - path name is invalid.IOException - Any other IO Exception.ServiceRecord resolve(String path) throws org.apache.hadoop.fs.PathNotFoundException, NoRecordException, InvalidRecordException, IOException
path - path to an entry containing a ServiceRecordorg.apache.hadoop.fs.PathNotFoundException - path is not in the registry.NoRecordException - if there is not a service recordInvalidRecordException - if there was a service record but it could
not be parsed.IOException - Any other IO ExceptionRegistryPathStatus stat(String path) throws org.apache.hadoop.fs.PathNotFoundException, InvalidPathnameException, IOException
path - path to queryorg.apache.hadoop.fs.PathNotFoundException - path is not in the registry.InvalidPathnameException - the path is invalid.IOException - Any other IO Exceptionboolean exists(String path) throws IOException
stat(String) with
any failure downgraded to apath - path to queryIOExceptionList<String> list(String path) throws org.apache.hadoop.fs.PathNotFoundException, InvalidPathnameException, IOException
path - path to queryorg.apache.hadoop.fs.PathNotFoundExceptionInvalidPathnameExceptionIOExceptionvoid delete(String path, boolean recursive) throws org.apache.hadoop.fs.PathNotFoundException, org.apache.hadoop.fs.PathIsNotEmptyDirectoryException, InvalidPathnameException, IOException
path - path delete recursivelyrecursive - recursive flagorg.apache.hadoop.fs.PathNotFoundException - path is not in the registry.InvalidPathnameException - the path is invalid.org.apache.hadoop.fs.PathIsNotEmptyDirectoryException - path has child entries, but
recursive is false.IOException - Any other IO Exceptionboolean addWriteAccessor(String id, String pass) throws IOException
id - ID to usepass - passwordIOException - on any failure to build the digestvoid clearWriteAccessors()
addWriteAccessor(String, String)
are removed.Copyright © 2022 Apache Software Foundation. All rights reserved.