Pro Java Clustering and Scalability: Chat Application

Description:

This project demonstrates the implementation of a real-time chat application built with cutting-edge Java technologies. It is designed for scalability and clustering, using tools such as Spring Boot, Cassandra, Redis, RabbitMQ, and WebSocket. The application showcases an efficient approach to handling real-time communication with secure, scalable, and high-performing architecture.

Features:

• Real-Time Chat: Supports instant communication in public and private chat rooms.
• Clustering: Optimized for scalability using Cassandra and Redis for distributed data management.
• User Authentication: Secured with Spring Security for role-based access control.
• Message Broadcasting: Utilizes RabbitMQ and WebSocket for efficient message distribution.
• Private Messaging: Allows users to send direct messages to other participants.
• Integration Tests: Comprehensive testing with JUnit, Mockito, and TestContainers.
• Responsive UI: Built with Thymeleaf, JQuery, and Bootstrap for a seamless user experience.

Requirements:

• Docker: Version 1.13.0 or higher.
• Docker Compose: Version 1.11.2 or higher.
• Java JDK: Version 8 or higher.
• Maven: Latest version.
• Browser: Modern browser like Chrome or Firefox.

Instructions:

1. Download and Install Docker

   • Ensure Docker and Docker Compose are installed on your machine.

2. Download the Project Files

   • Clone the repository or download the zip file of the project:

     bash

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     Download file

3. Set Up Dependencies

   • Navigate to the project directory:

     bash

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     cd ebook-chat-app-spring-websocket-cassandra-redis-rabbitmq

   • Start the dependencies using Docker Compose:

     bash

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     docker-compose -f docker-compose/dependencies.yml up

4. Run the Application

   • Start the application using the downloaded JAR file:

     bash

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     java -jar ebook-chat-1.0.0.jar

5. Access the Application

   • Open your browser and go to http://localhost:8080.

6. Basic Usage

   • Log in with the following credentials:
     • Username: admin
     • Password: admin
   • Create a new chat room and log out.
   • Create a private account and log in.
   • Join the chat room.
   • Open an incognito window, create another account, and join the same chat room.
   • Start sending and receiving messages in real-time.