org.apache.hadoop.hive.ql.txn.compactor

Class Cleaner

java.lang.Object

java.lang.Thread

org.apache.hadoop.hive.ql.txn.compactor.CompactorThread

org.apache.hadoop.hive.ql.txn.compactor.MetaStoreCompactorThread

org.apache.hadoop.hive.ql.txn.compactor.Cleaner

All Implemented Interfaces:

Runnable, org.apache.hadoop.conf.Configurable, MetaStoreThread

public class Cleaner
extends MetaStoreCompactorThread

A class to clean directories after compactions. This will run in a separate thread.

Nested Class Summary

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

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.txn.compactor.MetaStoreCompactorThread

cycleUpdaterExecutorService, metadataCache, txnHandler

Fields inherited from class org.apache.hadoop.hive.ql.txn.compactor.CompactorThread

checkInterval, conf, hostName, runtimeVersion, stop

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
Cleaner()

Method Summary

Modifier and Type	Method and Description
void	init(AtomicBoolean stop)
protected boolean	isCacheEnabled()
void	run()
void	setCleanupHandlers(List<TaskHandler> cleanupHandlers)

Methods inherited from class org.apache.hadoop.hive.ql.txn.compactor.MetaStoreCompactorThread

resolvePartition, startCycleUpdater, stopCycleUpdater, updateCycleDurationMetric

Methods inherited from class org.apache.hadoop.hive.ql.txn.compactor.CompactorThread

doPostLoopActions, getConf, getRuntimeVersion, initializeAndStartThread, replIsCompactionDisabledForTable, setConf, tableName

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

Methods inherited from interface org.apache.hadoop.hive.metastore.MetaStoreThread

start

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

getConf, setConf

Constructor Detail

Cleaner

public Cleaner()

Method Detail

init

public void init(AtomicBoolean stop)
          throws Exception

Specified by:

init in interface MetaStoreThread

Overrides:

init in class MetaStoreCompactorThread

Throws:

Exception

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread

isCacheEnabled

protected boolean isCacheEnabled()

Specified by:

isCacheEnabled in class MetaStoreCompactorThread

setCleanupHandlers

public void setCleanupHandlers(List<TaskHandler> cleanupHandlers)