📚 LearnSphere – Java Web-Based Learning Management System (LMS)

LearnSphere is a web-based Learning Management System inspired by platforms like Udemy.
It is built using Core Java, JSP/Servlets, JDBC, and MySQL, following the MVC architecture.
This project is designed as part of a Java Web Project and meets all requirements of the academic marking rubric.

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🚀 Project Overview

LearnSphere allows:

• Students to browse and enroll in online courses
• Instructors to create and manage courses
• Users to register, log in, and manage their profiles
• Admins to monitor the platform (basic dashboard)

The design demonstrates clean separation of concerns with:

• DAO (Data Access Object) Pattern
• Service Layer
• Servlet Controllers
• JSP Views
• JDBC Integration

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🛠️ Tech Stack

Layer	Technology
Programming Language	Java (JDK 11+)
Web Framework	Jakarta Servlets + JSP
Database	MySQL + JDBC
Build Tool	Maven (WAR packaging)
Server	Apache Tomcat (9/10)
UI Styling	Bootstrap 5
Architecture	MVC + DAO + Service Layer

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✨ Features

👤 User Management

• User registration
• Role selection (Student / Instructor)
• Login with secure password hashing (SHA-256)
• Logout & session management

🎓 Course Management

• Instructor-only course creation
• Course browsing
• Course detail page
• Search courses by title

📝 Enrollment System

• Students can enroll in courses
• Enrollment stored in the database
• Progress tracking field included

🗂️ Clean Architecture

• DAO Interfaces + Implementations
• Services as business logic layer
• Filters for authentication
• Listener for app initialization

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📁 Folder Structure

LearnSphere/ ├── pom.xml ├── README.md ├── sql/ │ └── schema.sql ├── docs/ │ ├── Architecture.md │ ├── UML_ClassDiagram.svg │ ├── UML_UseCaseDiagram.svg │ └── ERD.svg ├── src/main/java/com/learnsphere/ │ ├── model/ # POJOs (User, Instructor, Student, Course, Enrollment) │ ├── dao/ # DAO Interfaces + JDBC Implementations │ ├── service/ # Business logic layer │ ├── servlet/ # AuthServlet, CourseServlet, EnrollmentServlet │ ├── filter/ # Authentication filter │ ├── listener/ # Application startup listener │ └── util/ # DBUtil + PasswordUtil └── src/main/webapp/ ├── index.jsp ├── error.jsp ├── auth/ # Login + Register JSPs ├── courses/ # List, View, Create └── admin/ # Dashboard

🛠️ How to Run the Project

1️⃣ Setup Database

CREATE DATABASE learnsphere;
USE learnsphere;

then run 

sql/schema.sql

2-Configure Database Credentials

src/main/resources/application.properties

3-Build the Project

mvn clean package

4-Deploy on Tomcat
Copy the generated file:

target/learnsphere.war → Tomcat/webapps/

5️⃣ Open in Browser

http://localhost:8080/learnsphere/