org.apache.hadoop.security.token

类 Token.TrivialRenewer

java.lang.Object

org.apache.hadoop.security.token.TokenRenewer

org.apache.hadoop.security.token.Token.TrivialRenewer

直接已知子类:

BlockTokenIdentifier.Renewer, JobTokenIdentifier.Renewer

封闭类:

Token<T extends TokenIdentifier>

public static class Token.TrivialRenewer
extends TokenRenewer

A trivial renewer for token kinds that aren't managed. Sub-classes need to implement getKind for their token kind.

构造器概要

构造器

构造器和说明
Token.TrivialRenewer()

方法概要

方法

限定符和类型	方法和说明
void	cancel(Token<?> token, Configuration conf) Cancel the given token
protected Text	getKind()
boolean	handleKind(Text kind) Does this renewer handle this kind of token?
boolean	isManaged(Token<?> token) Is the given token managed?
long	renew(Token<?> token, Configuration conf) Renew the given token.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

Token.TrivialRenewer

public Token.TrivialRenewer()

方法详细资料

getKind

protected Text getKind()

handleKind

public boolean handleKind(Text kind)

从类复制的说明: TokenRenewer

Does this renewer handle this kind of token?

指定者:

handleKind 在类中 TokenRenewer

参数:

kind - the kind of the token

返回:

true if this renewer can renew it

isManaged

public boolean isManaged(Token<?> token)

从类复制的说明: TokenRenewer

Is the given token managed? Only managed tokens may be renewed or cancelled.

指定者:

isManaged 在类中 TokenRenewer

参数:

token - the token being checked

返回:

true if the token may be renewed or cancelled

renew

public long renew(Token<?> token,
         Configuration conf)

从类复制的说明: TokenRenewer

Renew the given token.

指定者:

renew 在类中 TokenRenewer

返回:

the new expiration time

cancel

public void cancel(Token<?> token,
          Configuration conf)
            throws IOException,
                   InterruptedException

从类复制的说明: TokenRenewer

Cancel the given token

指定者:

cancel 在类中 TokenRenewer

抛出:

IOException

InterruptedException