TimeToLiveLogCleaner (Apache HBase 1.2.12 API)

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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.

Field Summary

Fields
Modifier and Type Field and Description

private static org.apache.commons.logging.Log LOG

private boolean stopped

private long ttl

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, init

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

- Field Detail
  - LOG
```
private static final org.apache.commons.logging.Log LOG
```
  - ttl
```
private long ttl
```
  - stopped
```
private boolean stopped
```
- 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.

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