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Learning Spring Boot 3.0

Learning Spring Boot 3.0

By : Greg L. Turnquist
3.4 (14)
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Learning Spring Boot 3.0

Learning Spring Boot 3.0

3.4 (14)
By: Greg L. Turnquist

Overview of this book

Spring Boot 3 brings more than just the powerful ability to build secure web apps on top of a rock-solid database. It delivers new options for testing, deployment, Docker support, and native images for GraalVM, along with ways to squeeze out more efficient usage of existing resources. This third edition of the bestseller starts off by helping you build a simple app, and then shows you how to secure, test, bundle, and deploy it to production. Next, you’ll familiarize yourself with the ability to go “native” and release using GraalVM. As you advance, you’ll explore reactive programming and get a taste of scalable web controllers and data operations. The book goes into detail about GraalVM native images and deployment, teaching you how to secure your application using both routes and method-based rules and enabling you to apply the lessons you’ve learned to any problem. If you want to gain a thorough understanding of building robust applications using the core functionality of Spring Boot, then this is the book for you. By the end of this Spring Boot book, you’ll be able to build an entire suite of web applications using Spring Boot and deploy them to any platform you need.
Table of Contents (17 chapters)
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1
Part 1: The Basics of Spring Boot
3
Part 2: Creating an Application with Spring Boot
8
Part 3: Releasing an Application with Spring Boot
12
Part 4: Scaling an Application with Spring Boot

Working with Data Reactively

In the previous chapter, we learned how to write a reactive web controller using Spring WebFlux. We loaded it with canned data and used a reactive templating engine, Thymeleaf, to create an HTML frontend. We also created a reactive API with pure JSON and then with hypermedia using Spring HATEOAS. However, we had to use canned data. That’s because we didn’t have a reactive data store on hand, an issue we will solve in this chapter.

In this chapter, we’ll be covering the following topics:

  • Learning what it means to fetch data reactively
  • Picking a reactive data store
  • Creating a reactive data repository
  • Trying out R2DBC

Where to find this chapter’s code

The code for this chapter can be found in this repository: https://github.com/PacktPublishing/Learning-Spring-Boot-3.0/tree/main/ch10.

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