org.apache.hadoop.hbase.security.token

Class AuthenticationTokenSecretManager.LeaderElector

java.lang.Object

java.lang.Thread

org.apache.hadoop.hbase.security.token.AuthenticationTokenSecretManager.LeaderElector

All Implemented Interfaces:

Runnable, Stoppable

Enclosing class:

AuthenticationTokenSecretManager

private class AuthenticationTokenSecretManager.LeaderElector
extends Thread
implements Stoppable

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	isMaster Flag indicating whether we're in charge of rolling/expiring keys
private boolean	stopped
private ZKLeaderManager	zkLeader

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
LeaderElector(ZKWatcher watcher, String serverName)

Method Summary

Modifier and Type	Method and Description
boolean	isMaster()
boolean	isStopped()
void	run()
void	stop(String reason) Stop this service.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

stopped

private boolean stopped

isMaster

private boolean isMaster

Flag indicating whether we're in charge of rolling/expiring keys

zkLeader

private ZKLeaderManager zkLeader

Constructor Detail

LeaderElector

public LeaderElector(ZKWatcher watcher,
                     String serverName)

Method Detail

isMaster

public boolean isMaster()

isStopped

public boolean isStopped()

Specified by:

isStopped in interface Stoppable

Returns:

True if Stoppable.stop(String) has been closed.

stop

public void stop(String reason)

Description copied from interface: Stoppable

Stop this service. Implementers should favor logging errors over throwing RuntimeExceptions.

Specified by:

stop in interface Stoppable

Parameters:

reason - Why we're stopping.

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread