This book will teach you how to build complex Spring applications and microservices out of the box, with minimal concern over things like configurations. Pro Spring Boot 3 will show you how to fully leverage Spring Boot 3's robust features and how to apply them to create enterprise-ready applications, microservices, and web/cloud applications that just work.

Special focus is given to what's been added in the new Spring Boot 3 release, including support for Java 17 and 19; changes to Spring Security; Spring Boot Actuator with Micrometer updates; GraalVM support; RSocket service interfaces; many dependency upgrades; more flexible support for Spring Data JDBC, the new AOT (Ahead-of-Time Transformation); and much more.

This book is your authoritative, pragmatic guide for increasing your enterprise Java and cloud application productivity while decreasing development time. It's a no-nonsense reference packed with casestudies that increase in complexity over the course of the book. The author, a senior solutions architect and Principal Technical instructor with VMware, the company behind the Spring Framework, shares his experience, insights, and firsthand knowledge about how Spring Boot technology works and best practices for getting the most out of it.

This is an essential book for your Spring learning and reference library.

What You Will Learn

• Build web/cloud, microservices, and enterprise applications with the Spring Boot 3 framework
• Persist data with JDBC, JPA, and NoSQL databases
• Message with JMS, RabbitMQ, WebSockets, and RSocket
• Gain a review of Spring Cloud projects
• Extend Spring Boot by creating your own Spring Boot Starter and @Enable feature
• Test and deploy with Spring Boot with best practices
• Understand the new AOT (Ahead-Of-Time Transformations) and the GraalVM support to go native
• Use the latest version of Spring Security

Who This Book Is For

Experienced Spring and Java developers seeking increased productivity gains and decreased complexity and development time in their applications and software services.

Table of Contents

Part I: Introductions

Chapter 1: Spring Boot Quick Start

Chapter 2: Spring Boot Internals

Chapter 3: Spring Boot Web Development

Chapter 4: Spring Boot SQL Data Access

Chapter 5: Spring Data with Spring Boot

Chapter 6: Spring Data NoSQL with Spring Boot

Chapter 7: Spring Boot Reactive

Chapter 8: Spring Boot Testing

Part II: More on Spring Boot 3

Chapter 9: Spring Boot Security

Chapter 10: Messaging with Spring Boot

Chapter 11: Spring Boot Actuator

Chapter 12: Spring Boot Native and AOT

Chapter 13: Spring Cloud with Spring Boot

Chapter 14: Extending Spring Boot

Chapter 15: Spring Boot New Projects

About the Author

Felipe Gutierrez is a Senior Platform Architect at Pivotal, the creators of Spring Boot and Spring Framework, where he serves as a senior consultant with the Spring team. He has over 20 years of IT experience, during which time he developed programs for companies in multiple vertical industries, such as government, retail, healthcare, education, and banking. He also develops in Groovy, RabbitMQ, and other technologies. Previously he has consulted for companies such as Nokia, Apple, Redbox, and Qualcomm, among others. He received his bachelors and master’s degree in computer science from Instituto Tecnologico y de Estudios Superiores de Monterrey Campus Ciudad de Mexico.