Package io.camunda.zeebe.engine.state.message

Class DbProcessMessageSubscriptionState

java.lang.Object

io.camunda.zeebe.engine.state.message.DbProcessMessageSubscriptionState

All Implemented Interfaces:

PendingProcessMessageSubscriptionState, ProcessMessageSubscriptionState, MutableProcessMessageSubscriptionState, StreamProcessorLifecycleAware

public final class DbProcessMessageSubscriptionState
extends Object
implements MutableProcessMessageSubscriptionState, PendingProcessMessageSubscriptionState, StreamProcessorLifecycleAware

Nested Class Summary

Nested classes/interfaces inherited from interface io.camunda.zeebe.engine.state.immutable.ProcessMessageSubscriptionState

ProcessMessageSubscriptionState.ProcessMessageSubscriptionVisitor

Constructor Summary

Constructors

Constructor	Description
DbProcessMessageSubscriptionState(ZeebeDb<ZbColumnFamilies> zeebeDb, TransactionContext transactionContext, TransientPendingSubscriptionState transientProcessMessageSubscriptionState)

Method Summary

Modifier and Type	Method	Description
boolean	existSubscriptionForElementInstance(long elementInstanceKey, org.agrona.DirectBuffer messageName, String tenantId)
ProcessMessageSubscription	getSubscription(long elementInstanceKey, org.agrona.DirectBuffer messageName, String tenantId)
void	onRecovered(ReadonlyStreamProcessorContext context)
void	onSent(ProcessMessageSubscriptionRecord record, long timestampMs)	Should be called when a pending subscription is sent out.
void	put(long key, ProcessMessageSubscriptionRecord record)
boolean	remove(long elementInstanceKey, org.agrona.DirectBuffer messageName, String tenantId)
void	updateToClosingState(ProcessMessageSubscriptionRecord record)
void	updateToOpenedState(ProcessMessageSubscriptionRecord record)
void	updateToOpeningState(ProcessMessageSubscriptionRecord record)
void	visitElementSubscriptions(long elementInstanceKey, ProcessMessageSubscriptionState.ProcessMessageSubscriptionVisitor visitor)
void	visitPending(long deadline, ProcessMessageSubscriptionState.ProcessMessageSubscriptionVisitor visitor)	Visits all pending process message subscriptions where a command hasn't been sent out since a given deadline.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.camunda.zeebe.stream.api.StreamProcessorLifecycleAware

onClose, onFailed, onPaused, onResumed

Constructor Details

DbProcessMessageSubscriptionState

public DbProcessMessageSubscriptionState(ZeebeDb<ZbColumnFamilies> zeebeDb,
 TransactionContext transactionContext,
 TransientPendingSubscriptionState transientProcessMessageSubscriptionState)

Method Details

onRecovered

public void onRecovered(ReadonlyStreamProcessorContext context)

Specified by:

onRecovered in interface StreamProcessorLifecycleAware

put

public void put(long key,
 ProcessMessageSubscriptionRecord record)

Specified by:

put in interface MutableProcessMessageSubscriptionState

updateToOpeningState

public void updateToOpeningState(ProcessMessageSubscriptionRecord record)

Specified by:

updateToOpeningState in interface MutableProcessMessageSubscriptionState

updateToOpenedState

public void updateToOpenedState(ProcessMessageSubscriptionRecord record)

Specified by:

updateToOpenedState in interface MutableProcessMessageSubscriptionState

updateToClosingState

public void updateToClosingState(ProcessMessageSubscriptionRecord record)

Specified by:

updateToClosingState in interface MutableProcessMessageSubscriptionState

remove

public boolean remove(long elementInstanceKey,
 org.agrona.DirectBuffer messageName,
 String tenantId)

Specified by:

remove in interface MutableProcessMessageSubscriptionState

getSubscription

public ProcessMessageSubscription getSubscription(long elementInstanceKey,
 org.agrona.DirectBuffer messageName,
 String tenantId)

Specified by:

getSubscription in interface ProcessMessageSubscriptionState

visitElementSubscriptions

public void visitElementSubscriptions(long elementInstanceKey,
 ProcessMessageSubscriptionState.ProcessMessageSubscriptionVisitor visitor)

Specified by:

visitElementSubscriptions in interface ProcessMessageSubscriptionState

existSubscriptionForElementInstance

public boolean existSubscriptionForElementInstance(long elementInstanceKey,
 org.agrona.DirectBuffer messageName,
 String tenantId)

Specified by:

existSubscriptionForElementInstance in interface ProcessMessageSubscriptionState

visitPending

public void visitPending(long deadline,
 ProcessMessageSubscriptionState.ProcessMessageSubscriptionVisitor visitor)

Description copied from interface: PendingProcessMessageSubscriptionState

Visits all pending process message subscriptions where a command hasn't been sent out since a given deadline. The visitor is called for each subscription, from the oldest to the newest.

Specified by:

visitPending in interface PendingProcessMessageSubscriptionState

onSent

public void onSent(ProcessMessageSubscriptionRecord record,
 long timestampMs)

Description copied from interface: PendingProcessMessageSubscriptionState

Should be called when a pending subscription is sent out. This is used to keep track of the last time a command was sent out for a subscription. Freshly sent-out subscriptions are not visited by PendingProcessMessageSubscriptionState.visitPending(long, ProcessMessageSubscriptionVisitor).

Specified by:

onSent in interface PendingProcessMessageSubscriptionState