This article explains how to implement the publisher-subscriber pattern in Spring Boot microservices using AWS SNS and SQS services. It discusses the benefits of a loosely coupled architecture and the advantages of using AWS services for asynchronous communication.
Table of contents
Decoupling with SNS: Advantages over Direct Messaging QueuesExample CodePublisher MicroserviceSubscriber MicroserviceSubscribing SQS Queue to an SNS TopicEncryption at Rest Using KMSValidating Pub/Sub Functionality with LocalStack and TestcontainersConclusion18 Impressions