Package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity

Class CalculationContext

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CalculationContext

public class CalculationContext
extends Object

A storage class that wraps arguments used in a resource calculation iteration.

Constructor Summary

Constructors

Constructor	Description
CalculationContext(String resourceName, QueueCapacityVector.ResourceUnitCapacityType capacityType, CSQueue queue)

Method Summary

Modifier and Type	Method	Description
QueueCapacityVector.ResourceUnitCapacityType	getCapacityType()
QueueCapacityVector.QueueCapacityVectorEntry	getCurrentMaximumCapacityEntry(String label)	A shorthand to return the maximum capacity vector entry for the currently evaluated child and resource name.
QueueCapacityVector.QueueCapacityVectorEntry	getCurrentMinimumCapacityEntry(String label)	A shorthand to return the minimum capacity vector entry for the currently evaluated child and resource name.
CSQueue	getQueue()
String	getResourceName()

Methods inherited from class java.lang.Object

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

Constructor Details

CalculationContext

public CalculationContext(String resourceName,
 QueueCapacityVector.ResourceUnitCapacityType capacityType,
 CSQueue queue)

Method Details

getResourceName

public String getResourceName()

getCapacityType

public QueueCapacityVector.ResourceUnitCapacityType getCapacityType()

getQueue

public CSQueue getQueue()

getCurrentMinimumCapacityEntry

public QueueCapacityVector.QueueCapacityVectorEntry getCurrentMinimumCapacityEntry(String label)

A shorthand to return the minimum capacity vector entry for the currently evaluated child and resource name.

Parameters:

label - node label

Returns:

capacity vector entry

getCurrentMaximumCapacityEntry

public QueueCapacityVector.QueueCapacityVectorEntry getCurrentMaximumCapacityEntry(String label)

A shorthand to return the maximum capacity vector entry for the currently evaluated child and resource name.

Parameters:

label - node label

Returns:

capacity vector entry