Package org.apache.pulsar.broker.loadbalance

Class LeaderElectionService

java.lang.Object

org.apache.pulsar.broker.loadbalance.LeaderElectionService

All Implemented Interfaces:

java.lang.AutoCloseable

public class LeaderElectionService
extends java.lang.Object
implements java.lang.AutoCloseable

A class that provides way to elect the leader among brokers.

Constructor Summary

Constructors

Constructor	Description
LeaderElectionService(org.apache.pulsar.metadata.api.coordination.CoordinationService cs, java.lang.String localWebServiceAddress, java.util.function.Consumer<org.apache.pulsar.metadata.api.coordination.LeaderElectionState> listener)

Method Summary

Modifier and Type	Method	Description
void	close()
java.util.Optional<LeaderBroker>	getCurrentLeader()
boolean	isLeader()
java.util.concurrent.CompletableFuture<java.util.Optional<LeaderBroker>>	readCurrentLeader()
void	start()

Methods inherited from class java.lang.Object

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

Constructor Detail

LeaderElectionService

public LeaderElectionService(org.apache.pulsar.metadata.api.coordination.CoordinationService cs,
                             java.lang.String localWebServiceAddress,
                             java.util.function.Consumer<org.apache.pulsar.metadata.api.coordination.LeaderElectionState> listener)

Method Detail

start

public void start()

close

public void close()
           throws java.lang.Exception

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.lang.Exception

readCurrentLeader

public java.util.concurrent.CompletableFuture<java.util.Optional<LeaderBroker>> readCurrentLeader()

getCurrentLeader

public java.util.Optional<LeaderBroker> getCurrentLeader()

isLeader

public boolean isLeader()