Textly - Real-Time Multi-Client Chat Application

📌 Overview

A chat application demonstrating core networking principles with:

• Java Sockets for low-level communication
• JavaFX for modern GUI
• Thread-per-client architecture for scalability

✨ Features

Category	Implementation Details
Messaging	Real-time broadcast
Concurrency	Supports 10+ concurrent users via thread isolation
GUI	Color-coded messages (User/Server/System), Dynamic user list
Stability	Graceful disconnection handling, Input validation

Installation & Running

1. Compile The Project :

mvn clean compile

2. Run the Server :

mvn exec:java -D"exec.mainClass=server.Server"

3. Run Clients (in separate terminals)

mvn exec:java -D"exec.mainClass=client.Client"

How to Use

1. Start the server first

2. Launch multiple client instances

3. Enter a username (3-20 alphanumeric characters)

4. Start chatting in real-time!

5. Type "exit" to leave the chat

🛠 Tech Stack

pie
    title Technology Distribution
    "Java Sockets" : 35
    "JavaFX GUI" : 30
    "Threading" : 25
    "Error Handling" : 10

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sequenceDiagram
    participant Client A
    participant Server
    participant Client B
    
    Client A->>Server: Connect (Port 1234)
    Server->>Client A: UserList
    Client A->>Server: Send Message
    Server->>Client B: Broadcast Message
    Client B->>Server: Typing Notification

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Screenshot :

🚀 Installation

• JDK 17+
• JavaFX 19 SDK

🔗 Connect: GitHub | LinkedIn
📧 Contact: [email protected]