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

Class RemoteCompactorThread

java.lang.Object

java.lang.Thread

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

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

All Implemented Interfaces:

Runnable, org.apache.hadoop.conf.Configurable

Direct Known Subclasses:

Worker

public class RemoteCompactorThread
extends CompactorThread

Compactor thread that can run outside the metastore. It will use the metastore thrift API which will default to a remote connection if the thread is running outside the metastore or to a function call if it's running within the metastore.

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
protected IMetaStoreClient	msc

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

checkInterval, conf, hostName, LOG, runtimeVersion, stop

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
RemoteCompactorThread()

Method Summary

Modifier and Type	Method and Description
String	getPoolName()
void	init(AtomicBoolean stop)
protected org.apache.hadoop.hive.metastore.api.Partition	resolvePartition(CompactionInfo ci) Get the partition being compacted.
void	setPoolName(String poolName)

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, run, 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

msc

protected IMetaStoreClient msc

Constructor Detail

RemoteCompactorThread

public RemoteCompactorThread()

Method Detail

getPoolName

public String getPoolName()

setPoolName

public void setPoolName(String poolName)

init

public void init(AtomicBoolean stop)
          throws Exception

Overrides:

init in class CompactorThread

Throws:

Exception

resolvePartition

protected org.apache.hadoop.hive.metastore.api.Partition resolvePartition(CompactionInfo ci)
                                                                   throws org.apache.hadoop.hive.metastore.api.MetaException

Description copied from class: CompactorThread

Get the partition being compacted.

Specified by:

resolvePartition in class CompactorThread

Parameters:

ci - compaction info returned from the compaction queue

Returns:

metastore partition, or null if there is not partition in this compaction info

Throws:

org.apache.hadoop.hive.metastore.api.MetaException - if underlying calls throw, or if the partition name resolves to more than one partition.