Package org.apache.pinot.broker.failuredetector

Class NoOpFailureDetector

java.lang.Object

org.apache.pinot.broker.failuredetector.NoOpFailureDetector

All Implemented Interfaces:

FailureDetector

@ThreadSafe
public class NoOpFailureDetector
extends Object
implements FailureDetector

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.pinot.broker.failuredetector.FailureDetector

FailureDetector.Listener

Constructor Summary

Constructors

Constructor	Description
NoOpFailureDetector()

Method Summary

Modifier and Type	Method	Description
Set<String>	getUnhealthyServers()	Returns all the unhealthy servers.
void	init(org.apache.pinot.spi.env.PinotConfiguration config, org.apache.pinot.common.metrics.BrokerMetrics brokerMetrics)	Initializes the failure detector.
void	markServerHealthy(String instanceId)	Marks a server as healthy.
void	markServerUnhealthy(String instanceId)	Marks a server as unhealthy.
void	notifyQueryFinished(QueryResponse queryResponse)	Notifies the failure detector that a query is finished (COMPLETED, FAILED or TIMED_OUT).
void	notifyQuerySubmitted(QueryResponse queryResponse)	Notifies the failure detector that a query is submitted.
void	register(FailureDetector.Listener listener)	Registers a listener to the failure detector.
void	start()	Starts the failure detector.
void	stop()	Stops the failure detector.

Methods inherited from class java.lang.Object

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

Constructor Detail

NoOpFailureDetector

public NoOpFailureDetector()

Method Detail

init

public void init(org.apache.pinot.spi.env.PinotConfiguration config,
                 org.apache.pinot.common.metrics.BrokerMetrics brokerMetrics)

Description copied from interface: FailureDetector

Initializes the failure detector.

Specified by:

init in interface FailureDetector

register

public void register(FailureDetector.Listener listener)

Description copied from interface: FailureDetector

Registers a listener to the failure detector.

Specified by:

register in interface FailureDetector

start

public void start()

Description copied from interface: FailureDetector

Starts the failure detector. Listeners should be registered before starting the failure detector.

Specified by:

start in interface FailureDetector

notifyQuerySubmitted

public void notifyQuerySubmitted(QueryResponse queryResponse)

Description copied from interface: FailureDetector

Notifies the failure detector that a query is submitted.

Specified by:

notifyQuerySubmitted in interface FailureDetector

notifyQueryFinished

public void notifyQueryFinished(QueryResponse queryResponse)

Description copied from interface: FailureDetector

Notifies the failure detector that a query is finished (COMPLETED, FAILED or TIMED_OUT).

Specified by:

notifyQueryFinished in interface FailureDetector

markServerHealthy

public void markServerHealthy(String instanceId)

Description copied from interface: FailureDetector

Marks a server as healthy.

Specified by:

markServerHealthy in interface FailureDetector

markServerUnhealthy

public void markServerUnhealthy(String instanceId)

Description copied from interface: FailureDetector

Marks a server as unhealthy.

Specified by:

markServerUnhealthy in interface FailureDetector

getUnhealthyServers

public Set<String> getUnhealthyServers()

Description copied from interface: FailureDetector

Returns all the unhealthy servers.

Specified by:

getUnhealthyServers in interface FailureDetector

stop

public void stop()

Description copied from interface: FailureDetector

Stops the failure detector.

Specified by:

stop in interface FailureDetector