@InterfaceAudience.Public @InterfaceStability.Evolving public interface RegistryOperations extends 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
|
close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, init, isInState, registerServiceListener, start, stop, unregisterServiceListener, waitForServiceToStop
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, 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 existFileAlreadyExistsException
- 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 ServiceRecord
org.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 queryIOException
List<String> list(String path) throws org.apache.hadoop.fs.PathNotFoundException, InvalidPathnameException, IOException
path
- path to queryorg.apache.hadoop.fs.PathNotFoundException
InvalidPathnameException
IOException
void 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 © 2024 Apache Software Foundation. All rights reserved.