Package org.graylog2.cluster.leader
Class FakeLeaderElectionService
java.lang.Object
com.google.common.util.concurrent.AbstractIdleService
org.graylog2.cluster.leader.FakeLeaderElectionService
- All Implemented Interfaces:
com.google.common.util.concurrent.Service
,LeaderElectionService
@Singleton
public class FakeLeaderElectionService
extends com.google.common.util.concurrent.AbstractIdleService
implements LeaderElectionService
Leader election when we don't care (i.e. Forwarder) - always claim leader
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Nested Class Summary
Nested classes/interfaces inherited from interface com.google.common.util.concurrent.Service
com.google.common.util.concurrent.Service.Listener, com.google.common.util.concurrent.Service.State
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Constructor Summary
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Method Summary
Methods inherited from class com.google.common.util.concurrent.AbstractIdleService
addListener, awaitRunning, awaitRunning, awaitRunning, awaitTerminated, awaitTerminated, awaitTerminated, executor, failureCause, isRunning, serviceName, startAsync, state, stopAsync, toString
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Constructor Details
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FakeLeaderElectionService
public FakeLeaderElectionService()
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Method Details
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isLeader
public boolean isLeader()Description copied from interface:LeaderElectionService
Check if the current node is the leader of the cluster.This method might be called frequently. Implementations should be performant and resource-friendly.
- Specified by:
isLeader
in interfaceLeaderElectionService
- Returns:
- true if the current node is the leader, false if it is not
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startUp
protected void startUp()- Specified by:
startUp
in classcom.google.common.util.concurrent.AbstractIdleService
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shutDown
protected void shutDown()- Specified by:
shutDown
in classcom.google.common.util.concurrent.AbstractIdleService
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