📚 Book Tracker API – My First Spring Boot Project

This is my very first Spring Boot project — a simple Book Tracker API that allows users to manage books with full CRUD functionality. The app follows a clean layered architecture and connects to an in-memory H2 database.

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🚀 Features

• ➕ Add a new book
• 📖 View all books
• 🔍 Get book by ID
• ✏️ Update book details
• ❌ Delete a book
• 🔄 RESTful API structure
• 💾 H2 Database for testing

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🧰 Tech Stack

• Java 17+
• Spring Boot
• Spring Data JPA
• H2 Database
• Maven
• Postman

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📁 Project Structure

src/
└── main/
├── java/
│   └── com.example.booktracker
│       ├── controller
│       ├── model
│       ├── repository
│       └── service
└── resources/
├── application.properties

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🔗 API Endpoints

Method	Endpoint	Description
GET	/books	Get all books
GET	/books/{id}	Get book by ID
POST	/books	Create a new book
PUT	/books/{id}	Update book by ID
DELETE	/books/{id}	Delete book by ID

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🛠️ Run the App

1. Clone the project:

https://github.com/nethmith/bookTrackerAPI.git
cd book-tracker

2. Open in IntelliJ / VS Code

3. Start the application:

./mvnw spring-boot:run

4. Access the API:

http://localhost:8080/books

5. Access H2 Console:

http://localhost:8080/h2-console

• JDBC URL: jdbc:h2:mem:testdb
• Username: sa
• Password: (leave blank)

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🧪 Sample Book JSON

{
  "title": "Atomic Habits",
  "author": "James Clear",
  "genre": "Self-help"
}

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📬 Postman Testing

Test all endpoints using Postman. Make sure your request body is in raw JSON and headers include:

Content-Type: application/json

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📝 License

This project is open-source and free to use for learning or educational purposes.

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👩‍💻 Author

Built with ❤️ by Nethmi Herath 🔗 Portfolio 📘 This is my first Spring Boot project!