org.elasticsoftware.elasticactors.state

Class PersistentActor<K>

java.lang.Object

org.elasticsoftware.elasticactors.state.PersistentActor<K>

All Implemented Interfaces:

ActorContext, ProcessorContext

public final class PersistentActor<K>
extends Object
implements ActorContext, ProcessorContext

Author:

Joost van de Wijgerd

Constructor Summary

Constructors

Constructor and Description
PersistentActor(K key, InternalActorSystem actorSystem, String previousActorStateVersion, ActorRef ref, Class<? extends ElasticActor> actorClass, ActorState actorState) This Constructor should be used when creating a new PersistentActor in memory
PersistentActor(K key, InternalActorSystem actorSystem, String previousActorStateVersion, ActorRef ref, String affinityKey, Class<? extends ElasticActor> actorClass, ActorState actorState)
PersistentActor(K key, InternalActorSystem actorSystem, String currentActorStateVersion, String previousActorSystemVersion, ActorRef ref, Class<? extends ElasticActor> actorClass, byte[] serializedState, com.google.common.collect.HashMultimap<String,MessageSubscriber> messageSubscribers, List<InternalPersistentSubscription> persistentSubscriptions) This Constructor should be used when the PersistentActor is deserialized
PersistentActor(K key, InternalActorSystem actorSystem, String currentActorStateVersion, String previousActorSystemVersion, ActorRef ref, Class<? extends ElasticActor> actorClass, byte[] serializedState, String affinityKey, com.google.common.collect.HashMultimap<String,MessageSubscriber> messageSubscribers, List<InternalPersistentSubscription> persistentSubscriptions)

Method Summary

Modifier and Type	Method and Description
void	addSubscriber(String messageName, MessageSubscriber messageSubscriber)
void	addSubscription(InternalPersistentSubscription persistentSubscription)
void	cancelAllSubscriptions()
void	cancelSubscription(String messageName, ActorRef publisherRef)
Class<? extends ElasticActor>	getActorClass()
ActorSystem	getActorSystem()
String	getAffinityKey()
String	getCurrentActorStateVersion()
K	getKey()
com.google.common.collect.HashMultimap<String,MessageSubscriber>	getMessageSubscribers()
List<InternalPersistentSubscription>	getPersistentSubscriptions()
String	getPreviousActorStateVersion()
ActorRef	getSelf()
Class<?>	getSelfType()
byte[]	getSerializedState()
ActorState	getState()
<T extends ActorState> T	getState(Class<T> stateClass)
Map<String,Set<ActorRef>>	getSubscribers()
Optional<InternalPersistentSubscription>	getSubscription(String messageName, ActorRef publisherRef)
Collection<PersistentSubscription>	getSubscriptions()
boolean	removeSubscriber(String messageName, MessageSubscriber messageSubscriber)
boolean	removeSubscription(String messageName, ActorRef publisherRef)
void	serializeState()
void	setSerializedState(byte[] serializedState)
void	setState(ActorState state)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistentActor

public PersistentActor(K key,
                       InternalActorSystem actorSystem,
                       String previousActorStateVersion,
                       ActorRef ref,
                       Class<? extends ElasticActor> actorClass,
                       ActorState actorState)

This Constructor should be used when creating a new PersistentActor in memory

Parameters:

key -

actorSystem -

previousActorStateVersion -

ref -

actorClass -

actorState -

PersistentActor

public PersistentActor(K key,
                       InternalActorSystem actorSystem,
                       String previousActorStateVersion,
                       ActorRef ref,
                       String affinityKey,
                       Class<? extends ElasticActor> actorClass,
                       ActorState actorState)

PersistentActor

public PersistentActor(K key,
                       InternalActorSystem actorSystem,
                       String currentActorStateVersion,
                       String previousActorSystemVersion,
                       ActorRef ref,
                       Class<? extends ElasticActor> actorClass,
                       byte[] serializedState,
                       com.google.common.collect.HashMultimap<String,MessageSubscriber> messageSubscribers,
                       List<InternalPersistentSubscription> persistentSubscriptions)

This Constructor should be used when the PersistentActor is deserialized

Parameters:

key -

actorSystem -

currentActorStateVersion -

previousActorSystemVersion -

ref -

actorClass -

serializedState -

PersistentActor

public PersistentActor(K key,
                       InternalActorSystem actorSystem,
                       String currentActorStateVersion,
                       String previousActorSystemVersion,
                       ActorRef ref,
                       Class<? extends ElasticActor> actorClass,
                       byte[] serializedState,
                       String affinityKey,
                       com.google.common.collect.HashMultimap<String,MessageSubscriber> messageSubscribers,
                       List<InternalPersistentSubscription> persistentSubscriptions)

Method Detail

getKey

public K getKey()

getAffinityKey

@Nullable
public String getAffinityKey()

getCurrentActorStateVersion

public String getCurrentActorStateVersion()

getPreviousActorStateVersion

public String getPreviousActorStateVersion()

getActorClass

public Class<? extends ElasticActor> getActorClass()

getSelf

public ActorRef getSelf()

Specified by:

getSelf in interface ActorContext

getSelfType

@Nullable
public Class<?> getSelfType()

Specified by:

getSelfType in interface ActorContext

getState

public <T extends ActorState> T getState(Class<T> stateClass)

Specified by:

getState in interface ActorContext

getState

public ActorState getState()

getSerializedState

public byte[] getSerializedState()

setSerializedState

public void setSerializedState(byte[] serializedState)

setState

public void setState(ActorState state)

Specified by:

setState in interface ActorContext

getActorSystem

public ActorSystem getActorSystem()

Specified by:

getActorSystem in interface ActorContext

getSubscriptions

public Collection<PersistentSubscription> getSubscriptions()

Specified by:

getSubscriptions in interface ActorContext

getSubscribers

public Map<String,Set<ActorRef>> getSubscribers()

Specified by:

getSubscribers in interface ActorContext

addSubscription

public void addSubscription(InternalPersistentSubscription persistentSubscription)

Specified by:

addSubscription in interface ProcessorContext

getSubscription

public Optional<InternalPersistentSubscription> getSubscription(String messageName,
                                                                ActorRef publisherRef)

removeSubscription

public boolean removeSubscription(String messageName,
                                  ActorRef publisherRef)

cancelSubscription

public void cancelSubscription(String messageName,
                               ActorRef publisherRef)

cancelAllSubscriptions

public void cancelAllSubscriptions()

getPersistentSubscriptions

public List<InternalPersistentSubscription> getPersistentSubscriptions()

addSubscriber

public void addSubscriber(String messageName,
                          MessageSubscriber messageSubscriber)

removeSubscriber

public boolean removeSubscriber(String messageName,
                                MessageSubscriber messageSubscriber)

getMessageSubscribers

public com.google.common.collect.HashMultimap<String,MessageSubscriber> getMessageSubscribers()

serializeState

public void serializeState()
                    throws IOException

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object