📚 Book CRUD API – Spring Boot

A simple RESTful API built with Spring Boot that allows you to manage books — Create, Read, Update, and Delete (CRUD) operations. Perfect for learning Spring Boot, JPA, and REST API development.

🚀 Features

➕ Add a new book 📖 Get all books 🔍 Get a book by ID ✏ Update book details ❌ Delete a book

🛠️ Tech Stack

Java 17+ Spring Boot 3+ Spring Data JPA Hibernate MySQL (or H2 for in-memory testing) Maven

📂 Project Structure Book-CRUD-API/ │── src/main/java/com/example/demo/ │ ├── controller/ # API endpoints │ ├── model/ # Book entity │ ├── repository/ # JPA repository interface │ ├── service/ # Business logic │ └── BookCrudApiApplication.java # Main class │ │── src/main/resources/ │ ├── application.properties # Database config │ └── pom.xml

⚙️ Setup & Run

1️⃣ Clone the Repository

git clone https://github.com/lokeshh301/SpringBoot_API.git

cd SpringBoot_API

2️⃣ Configure Database (MySQL)

src/main/resources/application.properties: properties

spring.datasource.url=jdbc:mysql://localhost:3306/bookdb spring.datasource.username=root spring.datasource.password=yourpassword spring.jpa.hibernate.ddl-auto=update spring.jpa.show-sql=true spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL8Dialect (For testing, you can switch to H2 in-memory DB)

3️⃣ Build & Run

mvn spring-boot:run

🔗 API Endpoints

GET /api/books Get all books - GET /api/books/{id} Get book by ID - POST /api/books Add a new book { "title": "Book Name", "author": "Author Name", "price": 9.99 } PUT /api/books/{id} Update a book { "title": "Updated Title", "author": "Updated Author", "price": 12.99 } DELETE /api/books/{id} Delete a book -

🧪 Testing

Use Postman or cURL to test endpoints.

Example: curl -X GET http://localhost:8080/api/books

📜 License This project is licensed under the MIT License – feel free to use and modify it.

💡 Author Lokeshkumar