Book Image

Full Stack Development with Spring Boot 3 and React - Fourth Edition

By : Juha Hinkula
5 (1)
Book Image

Full Stack Development with Spring Boot 3 and React - Fourth Edition

5 (1)
By: Juha Hinkula

Overview of this book

If you’re an existing Java developer who wants to go full stack or pick up another frontend framework, this book is your concise introduction to React. In this three-part build-along, you’ll create a robust Spring Boot backend, a React frontend, and then deploy them together. This new edition is updated to Spring Boot 3 and includes expanded content on security and testing. For the first time ever, it also covers React development with the in-demand TypeScript. You’ll explore the elements that go into creating a REST API and testing, securing, and deploying your applications. You’ll learn about custom Hooks, third-party components, and MUI. By the end of this book, you'll be able to build a full stack application using the latest tools and modern best practices.
Table of Contents (23 chapters)
1
Part I: Backend Programming with Spring Boot
8
Part II: Frontend Programming with React
14
Part III: Full Stack Development
21
Other Books You May Enjoy
22
Index

Creating CRUD repositories

The Spring Boot Data JPA provides a CrudRepository interface for Create, Read, Update, and Delete (CRUD) operations. It provides CRUD functionalities to our entity class.Let's create our repository in the domain package, as follows:

  1. Create a new interface called CarRepository in the com.packt.cardatabase.domain package and modify the file according to the following code snippet:
package com.packt.cardatabase.domain;
import org.springframework.data.repository
.CrudRepository;
public interface CarRepository extends CrudRepository<Car, Long> {
}

CarRepository now extends the Spring Boot JPA CrudRepository interface. The <Car, Long> type arguments define that this is the repository for the Car entity class and that the type of the ID field is Long.The CrudRepository interface provides multiple CRUD methods that we can now start to use. The following table lists the most commonly used methods:

Table 3.1: CRUD methods

If the method returns only...