@InterfaceAudience.Public @InterfaceStability.Evolving public abstract class TokenRenewer extends Object
| Constructor and Description |
|---|
TokenRenewer() |
| Modifier and Type | Method and Description |
|---|---|
abstract void |
cancel(Token<?> token,
Configuration conf)
Cancel the given token.
|
abstract boolean |
handleKind(Text kind)
Does this renewer handle this kind of token?
|
abstract boolean |
isManaged(Token<?> token)
Is the given token managed? Only managed tokens may be renewed or
cancelled.
|
abstract long |
renew(Token<?> token,
Configuration conf)
Renew the given token.
|
public abstract boolean handleKind(Text kind)
kind - the kind of the tokenpublic abstract boolean isManaged(Token<?> token) throws IOException
token - the token being checkedIOException - raised on errors performing I/O.public abstract long renew(Token<?> token, Configuration conf) throws IOException, InterruptedException
token - the token being checked.conf - configuration.IOException - raised on errors performing I/O.InterruptedException - thrown when a thread is waiting, sleeping,
or otherwise occupied, and the thread is interrupted,
either before or during the activity.public abstract void cancel(Token<?> token, Configuration conf) throws IOException, InterruptedException
token - the token being checked.conf - configuration.IOException - raised on errors performing I/O.InterruptedException - thrown when a thread is waiting, sleeping,
or otherwise occupied, and the thread is interrupted,
either before or during the activity.Copyright © 2023 Apache Software Foundation. All rights reserved.