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The 1st method - AMQP Message Publisher / Consumer

Overview​

  • This is the first way of communication:
    • To publish events of application domain services using message broker
    • To register subscriber and consume events of application domain services using message broker
    • AMQP API is defined by AMQP protocol
    • The event messages are supported by C# Contracts nuget package
  • Native backend service can publish messages by AMQP exchanges
  • Native backend service can consume messages by AMQP queues

See more: OIDC/OAuth2 authentication

Message Broker​

MessageBroker is using AMQP protocol via 5601 port (TCP/SSL, outgoing) Message broker is protected by firewall and not accessible for external and on-premise integration solutions.

Important: Message broker is available only for native applications running on AVAplace platform, not for integrated external solutions.

Publish notification message using message broker​

images/amqp-message-publisher.png

  • How to publish AMQP message(s):
    • Your AMQP API is defined by AMQP protocol
    • Publish event(s) to publish AMQP message(s)

See examples:

Consume domain entity released event using message broker​

images/amqp-message-consumer.png

  • How to consume AMQP message(s):
    • Register consumer(s) for event(s) to create AMQP message queue and to consume messages
    • Use HTTP client to obtain payload when a message is delivered

See examples: