{"id":17677967,"url":"https://github.com/nadeesamaraweera/spring-pos-system","last_synced_at":"2026-01-30T22:04:09.783Z","repository":{"id":258473321,"uuid":"872781268","full_name":"nadeesamaraweera/Spring-POS-System","owner":"nadeesamaraweera","description":" A POS system using the Spring Framework delivers a scalable, efficient backend for managing customer data, inventory, and orders. 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It exposes REST APIs that manage business-critical functions, including customers, items, and orders, all powered by a clean, layered architecture.\n\n## 📑 Table of Contents\n\n* **Project Overview**\n* **Architecture**\n* **Tech Stack**\n* **Getting Started**\n* **API Documentation**\n* **License**\n\n\n\n## 🎯 Project Overview\n\nThe backend handles core POS functionalities, exposing RESTful APIs that communicate seamlessly with the front-end via AJAX or Fetch. Its design makes it flexible, scalable, and easy to integrate with various frontend interfaces.\n\n**Key features include:**\n\n* Customer Management: Create, retrieve, update, and delete customer data.\n* Item Management: Manage inventory with item-related APIs.\n* Order Processing: Handle order creation and management efficiently.\n\n## 🏗️ Architecture\n\nThe application follows a structured, layered approach to ensure separation of concerns and clean code organization:\n\n* Controller Layer: Manages HTTP requests and directs them to appropriate service methods.\n* Service Layer: Contains business logic and validations.\n* Data Access Layer (DAO): Communicates with the database using Spring Data JPA.\n* Entity Layer: JPA entities representing database tables.\n* DTO Layer: For data transfer between different layers.\n* Global Exception Handling: Provides centralized error and exception handling to ensure a smooth experience.\n\n## 💻 Tech Stack\n\nThe following technologies have been used to build this project:\n\n* Spring Web MVC: For building RESTful services.\n* Spring Data JPA: To handle database interactions via JPA and Hibernate ORM.\n* Hibernate: ORM framework used for managing persistence.\n* MySQL: Relational database management system.\n* Lombok: Reduces boilerplate code.\n* Jackson: For serializing and deserializing JSON data.\n* SLF4J \u0026 Logback: For logging purposes.\n* JUnit 5: Testing framework for unit and integration tests.\n* ModelMapper: To streamline DTO-to-entity conversions.\n\n\n## 🚀 Getting Started\n\n### Prerequisites\n\nEnsure that you have the following installed:\n\n* Java 17: The project requires Java 17.\n* Maven: Dependency management and project build tool.\n* MySQL: Ensure your database is set up and running.\n* Postman (Optional): To test and explore the APIs.\n\u003cbr\u003e\n\n![Java](https://img.shields.io/badge/java-%23ED8B00.svg?style=for-the-badge\u0026logo=java\u0026logoColor=white)\n![MySQL](https://img.shields.io/badge/mysql-%2300f.svg?style=for-the-badge\u0026logo=mysql\u0026logoColor=white)\n![Spring](https://img.shields.io/badge/Spring-6DB33F?style=for-the-badge\u0026logo=spring\u0026logoColor=white)\n![Postman](https://img.shields.io/badge/Postman-FF6C37?style=for-the-badge\u0026logo=postman\u0026logoColor=white)\n\n\n### Setup Instructions\n\nClone the Repository: git clone https://github.com/nadeesamaraweera/Spring-POS-System.git\n\n## 📜 API Documentation\n\nTo test or explore the API, you can use tools like Postman. Detailed documentation is available at:\n\u003cbr\u003e\n[API Documentation](https://documenter.getpostman.com/view/35385577/2sAXxS8X5H)\n\n## 📄 License\n\nThis project is licensed under the MIT License.See the [LICENSE](./LICENSE) file for details.\n\u003chr/\u003e\nCopyright © 2024 Nadeesha Samaraweera","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fnadeesamaraweera%2Fspring-pos-system","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fnadeesamaraweera%2Fspring-pos-system","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fnadeesamaraweera%2Fspring-pos-system/lists"}