ReplicationZKLockCleanerChore (Apache HBase 1.2.12 API)

java.lang.Object
- org.apache.hadoop.hbase.ScheduledChore
- - org.apache.hadoop.hbase.master.cleaner.ReplicationZKLockCleanerChore

All Implemented Interfaces:

Runnable
```
@InterfaceAudience.Private
public class ReplicationZKLockCleanerChore
extends ScheduledChore
```
A cleaner that cleans replication locks on zk which is locked by dead region servers

Field Summary

Fields
Modifier and Type	Field and Description
`private static long`	`DEFAULT_TTL`
`private static org.apache.commons.logging.Log`	`LOG`
`private ReplicationQueuesZKImpl`	`queues`
`private ReplicationTracker`	`tracker`
`private long`	`ttl`
`static String`	`TTL_CONFIG_KEY`
`private ZooKeeperWatcher`	`zk`

Constructor Summary

Constructors
Constructor and Description
`ReplicationZKLockCleanerChore(Stoppable stopper, Abortable abortable, int period, ZooKeeperWatcher zk, org.apache.hadoop.conf.Configuration conf)`

Method Summary

Methods
Modifier and Type Method and Description

protected void chore()
The task to execute on each scheduled execution of the Chore
- Methods inherited from class org.apache.hadoop.hbase.ScheduledChore
  cancel, cancel, choreForTesting, cleanup, getInitialDelay, getName, getPeriod, getStopper, getTimeUnit, initialChore, isInitialChoreComplete, isScheduled, run, toString, triggerNow
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods
Modifier and Type	Method and Description
`protected void`	`chore()` The task to execute on each scheduled execution of the Chore

Field Detail

LOG

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

zk
```
private ZooKeeperWatcher zk
```

tracker
```
private ReplicationTracker tracker
```

ttl
```
private long ttl
```

queues
```
private ReplicationQueuesZKImpl queues
```

DEFAULT_TTL
```
private static final long DEFAULT_TTL
```
See Also:
Constant Field Values

TTL_CONFIG_KEY

public static final String TTL_CONFIG_KEY

See Also:: Constant Field Values

Constructor Detail

ReplicationZKLockCleanerChore

public ReplicationZKLockCleanerChore(Stoppable stopper,
                             Abortable abortable,
                             int period,
                             ZooKeeperWatcher zk,
                             org.apache.hadoop.conf.Configuration conf)
                              throws Exception

Throws:: Exception

Method Detail
- chore
```
protected void chore()
```
  Description copied from class: ScheduledChore
  
  The task to execute on each scheduled execution of the Chore
  
  Specified by:
  
  chore in class ScheduledChore

Class ReplicationZKLockCleanerChore

Field Summary

Constructor Summary

Method Summary

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

Methods inherited from class java.lang.Object

Field Detail

LOG

zk

tracker

ttl

queues

DEFAULT_TTL

TTL_CONFIG_KEY

Constructor Detail

ReplicationZKLockCleanerChore

Method Detail

chore