💬 Java Desktop Chat Application

A simple multi-user chat application built with Java Socket Programming and JavaFX.
Supports real-time messaging, file sharing, AES-based message encryption, and emoji support.

🚀 Features

• 📡 Real-time messaging with socket-based server
• 📁 File sharing with image preview support
• 🔐 Message encryption using AES (learning-focused)
• 🎨 JavaFX UI with emoji support
• 🧑‍🤝‍🧑 Supports multi-user group chat

🛠️ Getting Started

Prerequisites

• Java 11 or higher
• JavaFX SDK
• An IDE like IntelliJ IDEA or Eclipse

Project Structure

• ChatServer.java – Main server logic
• ChatClient.java – Handles socket communication on client side
• ChatController.java – JavaFX controller for the UI
• ChatMessage.java – Model for text/file messages
• MessageCell.java – Custom cell renderer for message bubbles