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

Class LocalizedResource

java.lang.Object

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

All Implemented Interfaces:

org.apache.hadoop.yarn.event.EventHandler<ResourceEvent>

public class LocalizedResource
extends java.lang.Object
implements org.apache.hadoop.yarn.event.EventHandler<ResourceEvent>

Datum representing a localized resource. Holds the statemachine of a resource. State of the resource is one of ResourceState.

Constructor Summary

Constructors

Constructor	Description
LocalizedResource(LocalResourceRequest rsrc, org.apache.hadoop.yarn.event.Dispatcher dispatcher)

Method Summary

Modifier and Type	Method	Description
org.apache.hadoop.fs.Path	getLocalPath()
int	getRefCount()
LocalResourceRequest	getRequest()
long	getSize()
org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceState	getState()
long	getTimestamp()
void	handle(ResourceEvent event)
void	setLocalPath(org.apache.hadoop.fs.Path localPath)
java.lang.String	toString()
boolean	tryAcquire()
void	unlock()

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalizedResource

public LocalizedResource(LocalResourceRequest rsrc,
                         org.apache.hadoop.yarn.event.Dispatcher dispatcher)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getState

public org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceState getState()

getRequest

public LocalResourceRequest getRequest()

getLocalPath

public org.apache.hadoop.fs.Path getLocalPath()

setLocalPath

public void setLocalPath(org.apache.hadoop.fs.Path localPath)

getTimestamp

public long getTimestamp()

getSize

public long getSize()

getRefCount

public int getRefCount()

tryAcquire

public boolean tryAcquire()

unlock

public void unlock()

handle

public void handle(ResourceEvent event)

Specified by:

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