cloud.orbit.actors.extensions.metrics.dropwizard

Class OrbitActorExtension

java.lang.Object

cloud.orbit.actors.extensions.NamedPipelineExtension

cloud.orbit.actors.extensions.metrics.dropwizard.OrbitActorExtension

All Implemented Interfaces:

cloud.orbit.actors.extensions.ActorExtension, cloud.orbit.actors.extensions.LifetimeExtension, cloud.orbit.actors.extensions.PipelineExtension, cloud.orbit.actors.net.Handler, cloud.orbit.lifecycle.Startable

public class OrbitActorExtension
extends cloud.orbit.actors.extensions.NamedPipelineExtension
implements cloud.orbit.actors.extensions.LifetimeExtension

A pipeline Extension to collect the actor's metrics: number of actor, actor lifespans distribution, actor message received rate Created by jgong on 12/16/16.

Field Summary

Fields

Modifier and Type	Field and Description
static String	ACTOR_METRICS_PIPELINE_NAME

Constructor Summary

Constructors

Constructor and Description
OrbitActorExtension()
OrbitActorExtension(String name, String beforeHandlerName, String afterHandlerName)

Method Summary

Modifier and Type	Method and Description
static String	getActorCounterMetricsKey(Class actorClass) Metrics key: Actor count for a type on one node
static String	getActorLifeSpanHistogramMetricsKey(Class actorClass) Metric key: lifespan histogram for a type of actor
static String	getActorMessageReceiveRateMetricKey(Class actorClass) Metric key: Actor message receive rate
static String	getActorStartTimeKey(cloud.orbit.actors.runtime.AbstractActor<?> actor)
void	onRead(cloud.orbit.actors.net.HandlerContext ctx, Object message)
cloud.orbit.concurrent.Task<?>	postActivation(cloud.orbit.actors.runtime.AbstractActor<?> actor)
cloud.orbit.concurrent.Task<?>	postDeactivation(cloud.orbit.actors.runtime.AbstractActor<?> actor)
cloud.orbit.concurrent.Task	write(cloud.orbit.actors.net.HandlerContext ctx, Object message)

Methods inherited from class cloud.orbit.actors.extensions.NamedPipelineExtension

getAfterHandlerName, getBeforeHandlerName, getName, setAfterHandlerName, setBeforeHandlerName, setName

Methods inherited from class java.lang.Object

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

Methods inherited from interface cloud.orbit.actors.extensions.LifetimeExtension

newInstance, preActivation, preDeactivation

Methods inherited from interface cloud.orbit.lifecycle.Startable

start, stop

Methods inherited from interface cloud.orbit.actors.extensions.PipelineExtension

close, connect, disconnect, onActive, onEventTriggered, onExceptionCaught, onInactive, onRegistered

Field Detail

ACTOR_METRICS_PIPELINE_NAME

public static final String ACTOR_METRICS_PIPELINE_NAME

See Also:

Constant Field Values

Constructor Detail

OrbitActorExtension

public OrbitActorExtension()

OrbitActorExtension

public OrbitActorExtension(String name,
                           String beforeHandlerName,
                           String afterHandlerName)

Method Detail

onRead

public void onRead(cloud.orbit.actors.net.HandlerContext ctx,
                   Object message)

Specified by:

onRead in interface cloud.orbit.actors.extensions.PipelineExtension

Specified by:

onRead in interface cloud.orbit.actors.net.Handler

write

public cloud.orbit.concurrent.Task write(cloud.orbit.actors.net.HandlerContext ctx,
                                         Object message)
                                  throws Exception

Specified by:

write in interface cloud.orbit.actors.extensions.PipelineExtension

Specified by:

write in interface cloud.orbit.actors.net.Handler

Throws:

Exception

postActivation

public cloud.orbit.concurrent.Task<?> postActivation(cloud.orbit.actors.runtime.AbstractActor<?> actor)

Specified by:

postActivation in interface cloud.orbit.actors.extensions.LifetimeExtension

postDeactivation

public cloud.orbit.concurrent.Task<?> postDeactivation(cloud.orbit.actors.runtime.AbstractActor<?> actor)

Specified by:

postDeactivation in interface cloud.orbit.actors.extensions.LifetimeExtension

getActorStartTimeKey

public static String getActorStartTimeKey(cloud.orbit.actors.runtime.AbstractActor<?> actor)

getActorMessageReceiveRateMetricKey

public static String getActorMessageReceiveRateMetricKey(Class actorClass)

Metric key: Actor message receive rate

Parameters:

actorClass -

Returns:

getActorCounterMetricsKey

public static String getActorCounterMetricsKey(Class actorClass)

Metrics key: Actor count for a type on one node

Parameters:

actorClass -

Returns:

getActorLifeSpanHistogramMetricsKey

public static String getActorLifeSpanHistogramMetricsKey(Class actorClass)

Metric key: lifespan histogram for a type of actor

Parameters:

actorClass -

Returns: