org.apache.reef.runtime.common.driver.catalog

Class ResourceCatalogImpl

java.lang.Object

org.apache.reef.runtime.common.driver.catalog.ResourceCatalogImpl

All Implemented Interfaces:

ResourceCatalog

public final class ResourceCatalogImpl
extends Object
implements ResourceCatalog

A catalog of the resources available to a REEF instance.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.reef.driver.catalog.ResourceCatalog

ResourceCatalog.Descriptor

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_RACK

Method Summary

Methods

Modifier and Type	Method and Description
NodeDescriptor	getNode(String id) Get the node descriptor with the given identifier.
Collection<NodeDescriptor>	getNodes() The global list of resources.
Collection<RackDescriptor>	getRacks() The global list of racks.
void	handle(NodeDescriptorEvent node)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_RACK

public static final String DEFAULT_RACK

See Also:

Constant Field Values

Method Detail

toString

public String toString()

Overrides:

toString in class Object

getNodes

public Collection<NodeDescriptor> getNodes()

Description copied from interface: ResourceCatalog

The global list of resources.

Specified by:

getNodes in interface ResourceCatalog

Returns:

a list of all the static resources available. This is an upper bound.

getRacks

public Collection<RackDescriptor> getRacks()

Description copied from interface: ResourceCatalog

The global list of racks.

Specified by:

getRacks in interface ResourceCatalog

Returns:

list of all rack descriptors

getNode

public NodeDescriptor getNode(String id)

Description copied from interface: ResourceCatalog

Get the node descriptor with the given identifier.

Specified by:

getNode in interface ResourceCatalog

Parameters:

id - id of the node.

Returns:

the node descriptor assigned to the identifier.

handle

public void handle(NodeDescriptorEvent node)