v2.0-Java

🎓 Student GUI — Java v2.0

An enhanced Java Swing desktop app for managing student marks, upgraded with modern features matching the Python v2 release.

✨ What's New in v2.0

• 📊 Excel export (.xlsx) — replaces CSV, opens in Excel/Google Sheets
• 🔑 UUID v7 time-ordered IDs in the database (better indexing)
• 🎨 Appearance toggle — switch between Light and Dark mode live
• 📐 2-column subject marks layout — cleaner form UX
• 📈 Improved bar chart — value labels above each bar, Y-axis fixed at 0–100
• 🛡️ Enhanced input validation — 9 SQL injection patterns + HTML sanitization

📥 Installation

1. Download StudentGUI-v2-2.0.exe
2. Run the installer and follow the setup wizard
3. Create a .env file in the install directory:

DB_HOST=your-db-host DB_USER=your_user DB_PASS=your_password DB_NAME=your_db DB_PORT=3306

4. Launch StudentGUI-v2 from the Start Menu

⚙️ Requirements

• Windows 10/11
• MySQL database (local or cloud — e.g. Aiven)

📦 Assets

File	Description
StudentGUI-v2-2.0.exe	Windows installer