The second edition of Spring Microservices in Action by John Carnell and Illary Huaylupo Sánchez (2021) is a comprehensive guide to building production-ready microservices using the modern Java ecosystem. O'Reilly books Key Technical Features
As a learning exercise, try upgrading one of the middle chapters from Spring Boot 2.x to Spring Boot 3.x. This will teach you about modern changes, such as the transition from Spring Cloud Sleuth to Micrometer Tracing, and the migration from the javax to jakarta namespace.
Providing alternative data paths when a service is down.
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In a microservices topology, managing separate application properties files across dozens of services is an operational nightmare. The book demonstrates how to build a centralized . This server pulls environment-specific properties from a secure Git repository or file system, allowing you to update configuration parameters at runtime without restarting your services. B. Service Discovery (Netflix Eureka)
The centralized configuration hub hosting application properties.
Clone the exact code repository matching the second edition to avoid version mismatches with dependencies. The second edition of Spring Microservices in Action
Managing distributed configurations and implementing service discovery.
The is used to externalize configuration, allowing developers to change application settings without rebuilding or redeploying services. C. Resiliency (Fault Tolerance)
: Some GitHub repositories provide video editions or curated technical essentials extracted from the text to aid in self-paced learning. Purchase and Access Providing alternative data paths when a service is down
While the first edition focused on foundational patterns, the second edition is updated for the modern cloud landscape. It emphasizes the "plumbing" of microservices—removing boilerplate code with Spring Boot and managing service discovery and routing through Spring Cloud. Key updates include: API Management: Comprehensive coverage of Spring Cloud Gateway for centralized entry points and request routing. Resiliency Patterns: Implementation of fault-tolerance using Resilience4j , replacing older tools like Hystrix. Observability: Advanced logging and monitoring strategies utilizing the (Elasticsearch, Logstash, Kibana), Prometheus Managing sensitive data and authentication with HashiCorp Vault and OAuth2 patterns. O'Reilly books ihuaylupo/manning-smia: Spring Microservices in Action
Upgraded to leverage mature, reactive-friendly capabilities and streamlined configuration.