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

Class WorkTracker

java.lang.Object

org.apache.curator.framework.recipes.cache.PathChildrenCache

pl.allegro.tech.hermes.common.cache.zookeeper.StartableCache<O>

pl.allegro.tech.hermes.common.cache.zookeeper.NodeCache<SubscriptionAssignmentAware,SubscriptionAssignmentRegistry>

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

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, org.apache.curator.framework.recipes.cache.PathChildrenCacheListener

public class WorkTracker
extends pl.allegro.tech.hermes.common.cache.zookeeper.NodeCache<SubscriptionAssignmentAware,SubscriptionAssignmentRegistry>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WorkTracker.WorkDistributionChanges

Nested classes/interfaces inherited from class org.apache.curator.framework.recipes.cache.PathChildrenCache

org.apache.curator.framework.recipes.cache.PathChildrenCache.StartMode

Field Summary

Fields inherited from class pl.allegro.tech.hermes.common.cache.zookeeper.NodeCache

curatorClient, executorService, objectMapper

Fields inherited from class pl.allegro.tech.hermes.common.cache.zookeeper.StartableCache

callbacks

Constructor Summary

Constructors

Constructor and Description
WorkTracker(org.apache.curator.framework.CuratorFramework curatorClient, com.fasterxml.jackson.databind.ObjectMapper objectMapper, java.lang.String path, java.lang.String consumerNodeId, java.util.concurrent.ExecutorService executorService, pl.allegro.tech.hermes.domain.subscription.SubscriptionRepository subscriptionRepository)

Method Summary

Modifier and Type	Method and Description
WorkTracker.WorkDistributionChanges	apply(SubscriptionAssignmentView targetView)
protected SubscriptionAssignmentRegistry	createSubcache(java.lang.String path)
void	dropAssignment(pl.allegro.tech.hermes.api.Subscription subscription)
void	forceAssignment(pl.allegro.tech.hermes.api.Subscription subscription)
SubscriptionAssignmentView	getAssignments()
boolean	isAssignedTo(pl.allegro.tech.hermes.api.SubscriptionName subscription, java.lang.String consumerNodeId)

Methods inherited from class pl.allegro.tech.hermes.common.cache.zookeeper.NodeCache

childEvent, getEntry, getSubcacheEntrySet, getSubcacheKeySet, stop

Methods inherited from class pl.allegro.tech.hermes.common.cache.zookeeper.StartableCache

start

Methods inherited from class org.apache.curator.framework.recipes.cache.PathChildrenCache

clear, clearAndRefresh, clearDataBytes, clearDataBytes, close, getCurrentData, getCurrentData, getListenable, handleException, rebuild, rebuildNode, remove, start, start, start

Methods inherited from class java.lang.Object

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

Constructor Detail

WorkTracker

public WorkTracker(org.apache.curator.framework.CuratorFramework curatorClient,
                   com.fasterxml.jackson.databind.ObjectMapper objectMapper,
                   java.lang.String path,
                   java.lang.String consumerNodeId,
                   java.util.concurrent.ExecutorService executorService,
                   pl.allegro.tech.hermes.domain.subscription.SubscriptionRepository subscriptionRepository)

Method Detail

forceAssignment

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

dropAssignment

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

apply

public WorkTracker.WorkDistributionChanges apply(SubscriptionAssignmentView targetView)

getAssignments

public SubscriptionAssignmentView getAssignments()

isAssignedTo

public boolean isAssignedTo(pl.allegro.tech.hermes.api.SubscriptionName subscription,
                            java.lang.String consumerNodeId)

createSubcache

protected SubscriptionAssignmentRegistry createSubcache(java.lang.String path)

Specified by:

createSubcache in class pl.allegro.tech.hermes.common.cache.zookeeper.NodeCache<SubscriptionAssignmentAware,SubscriptionAssignmentRegistry>