org.apache.lens.server.session

Class DatabaseResourceService

java.lang.Object

org.apache.hive.service.AbstractService

org.apache.lens.server.session.DatabaseResourceService

All Implemented Interfaces:

org.apache.hive.service.Service

public class DatabaseResourceService
extends org.apache.hive.service.AbstractService

Service to maintain DB specific static jars. This service is managed by HiveSessionService.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hive.service.Service

org.apache.hive.service.Service.STATE

Field Summary

Fields

Modifier and Type	Field and Description
static String	LOAD_RESOURCES_ERRORS The Constant LOAD_RESOURCES_ERRORS.
static String	NAME

Constructor Summary

Constructors

Constructor and Description
DatabaseResourceService(String name)

Method Summary

Methods

Modifier and Type	Method and Description
Collection<LensSessionImpl.ResourceEntry>	getResourcesForDatabase(String database) Get resources added statically to the database
void	init(org.apache.hadoop.hive.conf.HiveConf hiveConf)
void	loadResources() Load DB specific resources
void	start()
void	stop()

Methods inherited from class org.apache.hive.service.AbstractService

getHiveConf, getName, getServiceState, getStartTime, register, unregister

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

LOAD_RESOURCES_ERRORS

public static final String LOAD_RESOURCES_ERRORS

The Constant LOAD_RESOURCES_ERRORS.

See Also:

Constant Field Values

Constructor Detail

DatabaseResourceService

public DatabaseResourceService(String name)

Method Detail

init

public void init(org.apache.hadoop.hive.conf.HiveConf hiveConf)

Specified by:

init in interface org.apache.hive.service.Service

Overrides:

init in class org.apache.hive.service.AbstractService

start

public void start()

Specified by:

start in interface org.apache.hive.service.Service

Overrides:

start in class org.apache.hive.service.AbstractService

stop

public void stop()

Specified by:

stop in interface org.apache.hive.service.Service

Overrides:

stop in class org.apache.hive.service.AbstractService

loadResources

public void loadResources()

Load DB specific resources

getResourcesForDatabase

public Collection<LensSessionImpl.ResourceEntry> getResourcesForDatabase(String database)

Get resources added statically to the database

Parameters:

database - db

Returns:

resources added to the database, or null if no resources are noted for this database