org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy

Class LeastLoadedCandidateSelectionStrategy

java.lang.Object

org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.AbstractEntityOwnerSelectionStrategy

org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.LeastLoadedCandidateSelectionStrategy

All Implemented Interfaces:

EntityOwnerSelectionStrategy

public class LeastLoadedCandidateSelectionStrategy
extends AbstractEntityOwnerSelectionStrategy

The LeastLoadedCandidateSelectionStrategy assigns ownership for an entity to the candidate which owns the least number of entities.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	LeastLoadedCandidateSelectionStrategy(long selectionDelayInMillis, Map<String,Long> initialStatistics)

Method Summary

Modifier and Type	Method and Description
String	newOwner(String currentOwner, Collection<String> viableCandidates) Selects a new owner from the list of viable candidates.

Methods inherited from class org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.AbstractEntityOwnerSelectionStrategy

getInitialStatistics, getSelectionDelayInMillis

Methods inherited from class java.lang.Object

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

Constructor Detail

LeastLoadedCandidateSelectionStrategy

protected LeastLoadedCandidateSelectionStrategy(long selectionDelayInMillis,
                                                Map<String,Long> initialStatistics)

Method Detail

newOwner

public String newOwner(@Nullable
                       String currentOwner,
                       Collection<String> viableCandidates)

Description copied from interface: EntityOwnerSelectionStrategy

Selects a new owner from the list of viable candidates.

Parameters:

currentOwner - the current owner of the entity if any, null otherwise

viableCandidates - the available candidates from which to choose the new owner

Returns:

the new owner