org.apache.hadoop.hive.llap.daemon.impl

Class FunctionLocalizer

java.lang.Object

org.apache.hadoop.hive.llap.daemon.impl.FunctionLocalizer

All Implemented Interfaces:

GenericUDFBridge.UdfWhitelistChecker

public class FunctionLocalizer
extends Object
implements GenericUDFBridge.UdfWhitelistChecker

This class localizes and manages jars for the functions allowed inside LLAP.

Constructor Summary

Constructors

Constructor and Description
FunctionLocalizer(org.apache.hadoop.conf.Configuration conf, String localDir)

Method Summary

Modifier and Type	Method and Description
void	close()
ClassLoader	getClassLoader()
void	init()
boolean	isUdfAllowed(Class<?> clazz)
void	refreshClassloader()
void	startLocalizeAllFunctions()

Methods inherited from class java.lang.Object

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

Constructor Detail

FunctionLocalizer

public FunctionLocalizer(org.apache.hadoop.conf.Configuration conf,
                         String localDir)

Method Detail

init

public void init()
          throws IOException

Throws:

IOException

isUdfAllowed

public boolean isUdfAllowed(Class<?> clazz)

Specified by:

isUdfAllowed in interface GenericUDFBridge.UdfWhitelistChecker

getClassLoader

public ClassLoader getClassLoader()

startLocalizeAllFunctions

public void startLocalizeAllFunctions()
                               throws HiveException

Throws:

HiveException

close

public void close()

refreshClassloader

public void refreshClassloader()
                        throws IOException

Throws:

IOException