Module datarush.commons

Package com.pervasive.datarush.cal

Class NodeInformationMapping

java.lang.Object

com.pervasive.datarush.cal.NodeInformationMapping

All Implemented Interfaces:

Serializable

public final class NodeInformationMapping
extends Object
implements Serializable

Contains host information associated with the nodes in the cluster that the current job is running on. Note that the information in this mapping is captured at the time the job is submitted and so contains host information for those nodes that are used by the job.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static NodeInformationMapping	PSEUDO_DISTRIBUTED	Any empty mapping that is used in the pseudo-distributed case

Constructor Summary

Constructors

Constructor	Description
NodeInformationMapping(List<NodeInformation> nodeInformation)

Method Summary

Modifier and Type	Method	Description
String	getHostName(String nodeID)	Returns the host name for the given nodeID or null if the nodeID either doesn't exist or is not a node used by this job.
List<NodeInformation>	getNodeInformation()	Returns the list of node information in this map
NodeInformation	getNodeInformation(String nodeID)	Returns the node information for the given nodeID or null if the nodeID either doesn't exist or is not a node used by this job.

Methods inherited from class java.lang.Object

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

Field Details

PSEUDO_DISTRIBUTED

public static NodeInformationMapping PSEUDO_DISTRIBUTED

Any empty mapping that is used in the pseudo-distributed case

Constructor Details

NodeInformationMapping

public NodeInformationMapping(List<NodeInformation> nodeInformation)

Method Details

getNodeInformation

public List<NodeInformation> getNodeInformation()

Returns the list of node information in this map

Returns:

the list of node information

getNodeInformation

public NodeInformation getNodeInformation(String nodeID)

Returns the node information for the given nodeID or null if the nodeID either doesn't exist or is not a node used by this job.

Parameters:

nodeID - the nodeID

Returns:

the node information

getHostName

public String getHostName(String nodeID)

Returns the host name for the given nodeID or null if the nodeID either doesn't exist or is not a node used by this job.

Parameters:

nodeID - the nodeID

Returns:

the host name