Notification Service:

Overview

This is a Spring Boot Service that is a part of E-Commerce Website which is the final project at JobHacker Community Training.
Notification Service facilitates the communication between Order Service and customers by enabling the transmission of order-related information through email.

Features

• Listens to a RabbitMQ queue for incoming order-information messages from Order Service
• Create Email Template for sending emails
• Sends emails to customers using a SMTP server based on the content of the messages
• Perform CRUD operations:
  • Add order-information email
  • Update order-information email
  • Get Failed order-information emails
• Schedule task to resend failed emails

Email Sample

Json Message Format between Order Service and Notification Service

Notification Service ERD

Technologies Used

• Spring Boot 3.1.5
• Spring Web 3.1.5
• Java 17
• Maven
• MySQL Server Driver 8.0.33
• Spring Data JPA 3.1.5
• Spring for RabbitMQ 3.0.10
• Thymeleaf 3.1.5
• Java Mail Sender 3.1.5
• MapStruct
• AspectJ
• Lombok
• Spring Validation

Prerequisites

Before you begin, ensure you have met the following requirements:

• Java Development Kit (JDK) 8 or higher installed
• Maven build tool installed
• Your preferred IDE (e.g., IntelliJ IDEA, Eclipse)
• Docker Desktop
• Xampp Control Panel

Getting Started

1. Clone the repository: git clone https://github.com/amira921/E-commerce-Notification-Service
2. Navigate to the project directory: cd ./E-commerce-Notification-Service
3. Install dependencies: mvn install
4. Update the application.properties file with your RabbitMQ, MYSQL, SMTP server details,Thymeleaf.
5. Start Apache, MySQL, Docker Desktop, and Tomcat from Xampp
6. Run RabbitMQ using CMD: docker run -it --rm --name rabbitmq -p 5672:5672 -p 15672:15672 rabbitmq:3.13.0-rc.2-management
7. Acccess RabbitMQ via http://localhost:15672
8. Run the application: mvn spring-boot:run

Design Patterns Applied

• Adapter : DataFormatAdapter
  • RabbitMQ Message to Domain Object
  • Database Object to Html Content
• Proxy : Logging & Exception
  • Implemented by AOP (AspectJ)

All 5 SOLID Principles Applied