com.rabbitmq.stream

Interface SubscriptionListener

public interface SubscriptionListener

Callback interface to customize a subscription.

It is possible to change the computed OffsetSpecification in preSubscribe(SubscriptionContext) by using a custom offset tracking strategy.

This is an experimental API, subject to change.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	SubscriptionListener.SubscriptionContext Context object for the subscription.

Method Summary

Modifier and Type	Method and Description
void	preSubscribe(SubscriptionListener.SubscriptionContext subscriptionContext) Callback called before the subscription is created.

Method Detail

preSubscribe

void preSubscribe(SubscriptionListener.SubscriptionContext subscriptionContext)

Callback called before the subscription is created.

The method is called when a Consumer is created and it registers to broker, and also when the subscription must be re-created (after a disconnection or when the subscription must moved because the stream member it was connection becomes unavailable).

Application code can set the OffsetSpecification that will be used with the SubscriptionListener.SubscriptionContext.offsetSpecification(OffsetSpecification) method.

Parameters:

subscriptionContext -