org.elasticsearch.discovery.zen.elect
Class ElectMasterService

java.lang.Object
  org.elasticsearch.common.component.AbstractComponent
      org.elasticsearch.discovery.zen.elect.ElectMasterService

public class ElectMasterService
extends AbstractComponent

Field Summary

Fields inherited from class org.elasticsearch.common.component.AbstractComponent

componentSettings, logger, settings

Constructor Summary

ElectMasterService(Settings settings)

Method Summary

DiscoveryNode	electMaster(Iterable<DiscoveryNode> nodes) Elects a new master out of the possible nodes, returning it.
boolean	hasEnoughMasterNodes(Iterable<DiscoveryNode> nodes)
int	minimumMasterNodes()
void	minimumMasterNodes(int minimumMasterNodes)
DiscoveryNode[]	nextPossibleMasters(Iterable<DiscoveryNode> nodes, int numberOfPossibleMasters) Returns a list of the next possible masters.

Methods inherited from class org.elasticsearch.common.component.AbstractComponent

nodeName

Methods inherited from class java.lang.Object

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

Constructor Detail

ElectMasterService

public ElectMasterService(Settings settings)

Method Detail

minimumMasterNodes

public void minimumMasterNodes(int minimumMasterNodes)

minimumMasterNodes

public int minimumMasterNodes()

hasEnoughMasterNodes

public boolean hasEnoughMasterNodes(Iterable<DiscoveryNode> nodes)

nextPossibleMasters

public DiscoveryNode[] nextPossibleMasters(Iterable<DiscoveryNode> nodes,
                                           int numberOfPossibleMasters)

Returns a list of the next possible masters.

electMaster

public DiscoveryNode electMaster(Iterable<DiscoveryNode> nodes)

Elects a new master out of the possible nodes, returning it. Returns null if no master has been elected.