Examples with Event io.spine.base.Event used on opensource projects

Example 31 with Event

use of io.spine.base.Event in project core-java by SpineEventEngine.

the class Aggregate method applyMessages.

/**
     * Applies the passed event message or {@code Event} to the aggregate.
     *
     * @param eventMessages the event messages or events to apply
     * @param envelope      the envelope of the command which generated the events
     * @see #ensureEventMessage(Message)
     */
private void applyMessages(Iterable<? extends Message> eventMessages, CommandEnvelope envelope) {
    final List<? extends Message> messages = newArrayList(eventMessages);
    final EventFactory eventFactory = createEventFactory(envelope, messages.size());
    final List<Event> events = newArrayListWithCapacity(messages.size());
    Version projectedEventVersion = getVersion();
    for (Message eventOrMessage : messages) {
        // Applying each message would increment the entity version.
        // Therefore we should simulate this behaviour.
        projectedEventVersion = Versions.increment(projectedEventVersion);
        final Message eventMessage = ensureEventMessage(eventOrMessage);
        final Event event;
        if (eventOrMessage instanceof Event) {
            event = importEvent((Event) eventOrMessage, envelope.getCommandContext(), projectedEventVersion);
        } else {
            event = eventFactory.createEvent(eventMessage, projectedEventVersion);
        }
        events.add(event);
    }
    play(events);
    uncommittedEvents.addAll(events);
}

Example 32 with Event

use of io.spine.base.Event in project core-java by SpineEventEngine.

the class BoundedContext method notify.

@SuppressWarnings("MethodDoesntCallSuperMethod")
/* We ignore method from super because the default implementation sets
           unimplemented status. */
@Override
public void notify(IntegrationEvent integrationEvent, StreamObserver<Response> responseObserver) {
    final Message eventMsg = unpack(integrationEvent.getMessage());
    final boolean isValid = eventBus.validate(eventMsg, responseObserver);
    if (isValid) {
        final Event event = EventFactory.toEvent(integrationEvent);
        eventBus.post(event);
    }
}