Home » Author Archives: Marco Di Stefano

Author Archives: Marco Di Stefano

Marco is a software engineer specialized in software architecture and process automation. He has been involved in all the software v-cycle phases and actually he works for the railway industry.

The HVT Analysis Approach

In my career it took me some time to understand and be convinced of the importance of doing analysis. I still remember my first job experience, I just wanted to quickly write some code and refactor it n-times to get better results. Did not you? Things are different today and I am writing this post to share with you my ...

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Redundancy in Domain and Database Design

Introduction Design a domain can be a real challenge. A lot of bad practices can easily bring you to a bad design, and in most of the cases those issue will be discovered only after the advanced phase of business logic development. Fortunately there are several approaches and “philosophies” for good design, like Domain Driven Design by Eric Evans. What ...

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Integrate AspectJ with NetBeans Platform Development

Are you developing your project using the NetBeans Platform? Are you willing to use AspectJ to use AOP? You do not know how to integrate the AspectJ compiler into the builds of NetBeans? If your answer is yes, this post is for you. I decided to write this technical post because I have been struggling some time before to find ...

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Multilayered Architecture (5) – The Presentation Layer

Introduction The final piece of a MultiLayered Architecture, in term of development design and dependencies is the Presentation Layer. It has mainly the scope to create an Interface with the final User of the application. It can take the form of Desktop forms, Java Applet, Web application and any other possible solution provided by technologies. Interchangeability At this stage, if all ...

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Multilayered Architecture (4) – The Infrastructure Layer

Introduction What is Infrastructure? If we think at a building, Infrastructure is what brings light and water. You can build a wonderful house, but if you don’t connect it to the city infrastructures, you will never be able to live in it. Finally this building is able to receive water and light, but is not linked to any specific water ...

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Multilayered Architecture (3) – The Application Layer

Introduction As Business Documents are considered the input for the Domain Layer, System Requirement Specifications are the main input document for the Application Layer. Scope of this layer is to provide an implementation of the defined requirements for the system. So it is easy to understand that most of the logic contained is process oriented and so linked to a ...

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Code Refactoring vs Architecture Refactoring

Introduction Everybody knows the meaning of Refactoring; the base of Agile Programming, and the best way to continuously increase the code quality. But Refactoring is not always the same, two different categories can be defined: Code refactoring Architecture refactoring Code refactoring vs Architecture Refactoring The term Architecture Refactoring started to be used in the last years, bringing some confusion about its ...

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Multilayered Architecture (2) – The Domain Layer

Introduction The domain layer is a collection of entity objects and related business logic that is designed to represent the enterprise business model. The major scope of this layer is to create a standardized and federated set of objects, that could be potentially reused within different projects. Once identified the enterprise business model segment that is useful for the project, ...

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