org.apache.hadoop.hbase.master.cleaner

Class TimeToLiveLogCleaner

java.lang.Object

org.apache.hadoop.hbase.BaseConfigurable

org.apache.hadoop.hbase.master.cleaner.BaseFileCleanerDelegate

org.apache.hadoop.hbase.master.cleaner.BaseLogCleanerDelegate

org.apache.hadoop.hbase.master.cleaner.TimeToLiveLogCleaner

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, FileCleanerDelegate, Stoppable

@InterfaceAudience.LimitedPrivate(value="Configuration")
public class TimeToLiveLogCleaner
extends BaseLogCleanerDelegate

Log cleaner that uses the timestamp of the wal to determine if it should be deleted. By default they are allowed to live for 10 minutes.

Constructor Summary

Constructors

Constructor and Description
TimeToLiveLogCleaner()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isLogDeletable(org.apache.hadoop.fs.FileStatus fStat) Should the master delete the log or keep it?
boolean	isStopped()
void	setConf(org.apache.hadoop.conf.Configuration conf)
void	stop(String why) Stop this service.

Methods inherited from class org.apache.hadoop.hbase.master.cleaner.BaseLogCleanerDelegate

isFileDeletable

Methods inherited from class org.apache.hadoop.hbase.master.cleaner.BaseFileCleanerDelegate

getDeletableFiles

Methods inherited from class org.apache.hadoop.hbase.BaseConfigurable

getConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf

Constructor Detail

TimeToLiveLogCleaner

public TimeToLiveLogCleaner()

Method Detail

isLogDeletable

public boolean isLogDeletable(org.apache.hadoop.fs.FileStatus fStat)

Description copied from class: BaseLogCleanerDelegate

Should the master delete the log or keep it?

Implementing classes should override BaseLogCleanerDelegate.isFileDeletable(FileStatus) instead.

Overrides:

isLogDeletable in class BaseLogCleanerDelegate

Parameters:

fStat - file status of the file

Returns:

true if the log is deletable, false (default) if not

setConf

public void setConf(org.apache.hadoop.conf.Configuration conf)

Specified by:

setConf in interface org.apache.hadoop.conf.Configurable

Overrides:

setConf in class BaseConfigurable

stop

public void stop(String why)

Description copied from interface: Stoppable

Stop this service.

Parameters:

why - Why we're stopping.

isStopped

public boolean isStopped()

Returns:

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