Register-Login-Logout Using Spring Boot

This Register-Login-Logout application is a user management system built with Spring Boot, designed to handle essential user operations such as registration, login, and logout. It utilizes Spring Security, Spring MVC, Spring Data JPA, and Thymeleaf to provide a comprehensive and secure user experience.

📝 Table of Contents

• Features
• Prerequisites
• Getting Started
• Technologies
• Configuration
• Usage
• Demo
• Resources

🚀 Features

• User Registration: Create new user accounts with a registration form.
• User Login: Authenticate users and manage sessions.
• User Logout: Securely end user sessions and redirect to login.

Explore the powerful features of this user management system:

1. Registration

Easily register new users through an intuitive form.

2. Login

Authenticate users and grant access to protected areas.

3. Logout

Terminate user sessions and redirect to the login page.

📖 Prerequisites

Before you begin, ensure you have met the following requirements:

• Java Development Kit (JDK) 11 or later.
• Maven or Gradle installed.
• MySQL server (for database management).
• Your preferred IDE (e.g., IntelliJ IDEA, Eclipse).

✨ Getting Started

Step 1: Create a Spring Boot Project

You can use Spring Initializr to generate a basic Spring Boot project. Visit start.spring.io and configure your project with the following settings:

• Project: Maven Project
• Language: Java
• Spring Boot: Latest stable version
• Packaging: Jar
• Dependencies: Spring Web, Spring Data JPA, Thymeleaf, Spring Security, MySQL Driver

Click on "Generate" to download the project zip file.

Step 2: Extract and Import into IDE

Extract the downloaded zip file and import the project into your preferred IDE (IntelliJ IDEA, Eclipse, etc.).

Step 3: Define Entity

Create a simple entity class representing the user. For example, a User class with fields such as username and password.

Step 4: Create Repository

Create a repository interface for the User entity to perform CRUD operations.

Step 5: Create Controller

Create a controller to handle HTTP requests for user registration, login, and logout.

Step 6: Create Frontend

Design a simple frontend using Thymeleaf templates for registration, login, and logout.

Step 7: Run Your Application

Run your Spring Boot application. It will start a server at http://localhost:8090.

📚 Technologies

• IntelliJ IDEA Community Edition 2023.1.3
• MySQL Workbench 8.0 CE
• Postman

🔐 Security

Step 1: Add Spring Security Dependency

In your pom.xml (for Maven) or build.gradle (for Gradle), add the Spring Security dependency.

Step 2: Handle User Authentication

Configure in-memory authentication or connect to a database for user credentials and roles.

Step 3: Secure Endpoints

Specify which endpoints require authentication and authorization in your Spring Security configuration.

Step 4: Define User Roles

Define roles for different access levels (e.g., ROLE_USER, ROLE_ADMIN) and assign them to users as needed.

🎥 Demo

You can view a demo of the application here.

🗂️ Resources

• Spring Boot
• Spring Boot Tutorial
• Spring Security Documentation
• Thymeleaf Documentation

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Feel free to modify this README to better fit your project. For issues or contributions, please visit the GitHub repository.