org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer

Class ResourceLocalizationService

java.lang.Object

org.apache.hadoop.yarn.service.AbstractService

org.apache.hadoop.yarn.service.CompositeService

org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService

All Implemented Interfaces:

org.apache.hadoop.yarn.event.EventHandler<LocalizationEvent>, LocalizationProtocol, org.apache.hadoop.yarn.service.Service

public class ResourceLocalizationService
extends org.apache.hadoop.yarn.service.CompositeService
implements org.apache.hadoop.yarn.event.EventHandler<LocalizationEvent>, LocalizationProtocol

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.yarn.service.CompositeService

org.apache.hadoop.yarn.service.CompositeService.CompositeServiceShutdownHook

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

org.apache.hadoop.yarn.service.Service.STATE

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.yarn.event.Dispatcher	dispatcher
static String	NM_PRIVATE_DIR
static org.apache.hadoop.fs.permission.FsPermission	NM_PRIVATE_PERM

Constructor Summary

Constructors

Constructor and Description
ResourceLocalizationService(org.apache.hadoop.yarn.event.Dispatcher dispatcher, ContainerExecutor exec, DeletionService delService, LocalDirsHandlerService dirsHandler)

Method Summary

Methods

Modifier and Type	Method and Description
void	handle(LocalizationEvent event)
LocalizerHeartbeatResponse	heartbeat(LocalizerStatus status)
void	init(org.apache.hadoop.conf.Configuration conf)
void	start()
void	stop()

Methods inherited from class org.apache.hadoop.yarn.service.CompositeService

addService, getServices, removeService

Methods inherited from class org.apache.hadoop.yarn.service.AbstractService

getConfig, getName, getServiceState, getStartTime, register, unregister

Methods inherited from class java.lang.Object

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

Field Detail

NM_PRIVATE_DIR

public static final String NM_PRIVATE_DIR

See Also:

Constant Field Values

NM_PRIVATE_PERM

public static final org.apache.hadoop.fs.permission.FsPermission NM_PRIVATE_PERM

dispatcher

protected final org.apache.hadoop.yarn.event.Dispatcher dispatcher

Constructor Detail

ResourceLocalizationService

public ResourceLocalizationService(org.apache.hadoop.yarn.event.Dispatcher dispatcher,
                           ContainerExecutor exec,
                           DeletionService delService,
                           LocalDirsHandlerService dirsHandler)

Method Detail

init

public void init(org.apache.hadoop.conf.Configuration conf)

Specified by:

init in interface org.apache.hadoop.yarn.service.Service

Overrides:

init in class org.apache.hadoop.yarn.service.CompositeService

heartbeat

public LocalizerHeartbeatResponse heartbeat(LocalizerStatus status)

Specified by:

heartbeat in interface LocalizationProtocol

start

public void start()

Specified by:

start in interface org.apache.hadoop.yarn.service.Service

Overrides:

start in class org.apache.hadoop.yarn.service.CompositeService

stop

public void stop()

Specified by:

stop in interface org.apache.hadoop.yarn.service.Service

Overrides:

stop in class org.apache.hadoop.yarn.service.CompositeService

handle

public void handle(LocalizationEvent event)

Specified by:

handle in interface org.apache.hadoop.yarn.event.EventHandler<LocalizationEvent>