Package pl.allegro.tech.hermes.consumers.supervisor.workload

Class WorkloadSupervisor

java.lang.Object

pl.allegro.tech.hermes.consumers.supervisor.workload.WorkloadSupervisor

All Implemented Interfaces:

pl.allegro.tech.hermes.common.admin.AdminOperationsCallback, SubscriptionAssignmentAware, pl.allegro.tech.hermes.domain.notifications.SubscriptionCallback, pl.allegro.tech.hermes.domain.notifications.TopicCallback

public class WorkloadSupervisor
extends Object
implements pl.allegro.tech.hermes.domain.notifications.SubscriptionCallback, pl.allegro.tech.hermes.domain.notifications.TopicCallback, SubscriptionAssignmentAware, pl.allegro.tech.hermes.common.admin.AdminOperationsCallback

Constructor Summary

Constructors

Constructor

Description

WorkloadSupervisor(ConsumersSupervisor supervisor, pl.allegro.tech.hermes.domain.notifications.InternalNotificationsBus notificationsBus, SubscriptionsCache subscriptionsCache, ConsumerAssignmentCache assignmentCache, ConsumerAssignmentRegistry consumerAssignmentRegistry, ClusterAssignmentCache clusterAssignmentCache, ConsumerNodesRegistry consumersRegistry, pl.allegro.tech.hermes.common.admin.zookeeper.ZookeeperAdminCache adminCache, ExecutorService assignmentExecutor, WorkBalancingParameters workBalancingParameters, String kafkaClusterName, pl.allegro.tech.hermes.common.metric.MetricsFacade metrics, pl.allegro.tech.hermes.domain.workload.constraints.WorkloadConstraintsRepository workloadConstraintsRepository, WorkBalancer workBalancer, BalancingListener balancingListener)

Method Summary

Modifier and Type	Method	Description
Set<pl.allegro.tech.hermes.api.SubscriptionName>	assignedSubscriptions()
String	consumerId()
boolean	isLeader()
void	onAssignmentRemoved(pl.allegro.tech.hermes.api.SubscriptionName subscription)
void	onRetransmissionStarts(pl.allegro.tech.hermes.api.SubscriptionName subscription)
void	onSubscriptionAssigned(pl.allegro.tech.hermes.api.SubscriptionName subscriptionName)
void	onSubscriptionChanged(pl.allegro.tech.hermes.api.Subscription subscription)
void	onTopicChanged(pl.allegro.tech.hermes.api.Topic topic)
void	shutdown()
void	start()
Optional<String>	watchedConsumerId()

Methods inherited from class java.lang.Object

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

Methods inherited from interface pl.allegro.tech.hermes.domain.notifications.SubscriptionCallback

onSubscriptionCreated, onSubscriptionRemoved

Methods inherited from interface pl.allegro.tech.hermes.domain.notifications.TopicCallback

onTopicCreated, onTopicRemoved

Constructor Details

WorkloadSupervisor

public WorkloadSupervisor(ConsumersSupervisor supervisor,
 pl.allegro.tech.hermes.domain.notifications.InternalNotificationsBus notificationsBus,
 SubscriptionsCache subscriptionsCache,
 ConsumerAssignmentCache assignmentCache,
 ConsumerAssignmentRegistry consumerAssignmentRegistry,
 ClusterAssignmentCache clusterAssignmentCache,
 ConsumerNodesRegistry consumersRegistry,
 pl.allegro.tech.hermes.common.admin.zookeeper.ZookeeperAdminCache adminCache,
 ExecutorService assignmentExecutor,
 WorkBalancingParameters workBalancingParameters,
 String kafkaClusterName,
 pl.allegro.tech.hermes.common.metric.MetricsFacade metrics,
 pl.allegro.tech.hermes.domain.workload.constraints.WorkloadConstraintsRepository workloadConstraintsRepository,
 WorkBalancer workBalancer,
 BalancingListener balancingListener)

Method Details

onSubscriptionAssigned

public void onSubscriptionAssigned(pl.allegro.tech.hermes.api.SubscriptionName subscriptionName)

Specified by:

onSubscriptionAssigned in interface SubscriptionAssignmentAware

onAssignmentRemoved

public void onAssignmentRemoved(pl.allegro.tech.hermes.api.SubscriptionName subscription)

Specified by:

onAssignmentRemoved in interface SubscriptionAssignmentAware

onSubscriptionChanged

public void onSubscriptionChanged(pl.allegro.tech.hermes.api.Subscription subscription)

Specified by:

onSubscriptionChanged in interface pl.allegro.tech.hermes.domain.notifications.SubscriptionCallback

onTopicChanged

public void onTopicChanged(pl.allegro.tech.hermes.api.Topic topic)

Specified by:

onTopicChanged in interface pl.allegro.tech.hermes.domain.notifications.TopicCallback

start

public void start()
           throws Exception

Throws:

Exception

assignedSubscriptions

public Set<pl.allegro.tech.hermes.api.SubscriptionName> assignedSubscriptions()

shutdown

public void shutdown()
              throws Exception

Throws:

Exception

watchedConsumerId

public Optional<String> watchedConsumerId()

Specified by:

watchedConsumerId in interface SubscriptionAssignmentAware

consumerId

public String consumerId()

isLeader

public boolean isLeader()

onRetransmissionStarts

public void onRetransmissionStarts(pl.allegro.tech.hermes.api.SubscriptionName subscription)
                            throws Exception

Specified by:

onRetransmissionStarts in interface pl.allegro.tech.hermes.common.admin.AdminOperationsCallback

Throws:

Exception