@InterfaceAudience.Public @InterfaceStability.Evolving public abstract class TokenRenewer extends Object
Constructor and Description |
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TokenRenewer() |
Modifier and Type | Method and Description |
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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 © 2024 Apache Software Foundation. All rights reserved.