![]() robert uses a very attractive sentence to define it: a class should have only one reason to. ![]() This is an very easy way to show the meaning and implemenation of the SRP. The purpose of SOLID is to make your code more maintainable, understandable, flexible, easy to extend and reason about. 'A class should have one, and only one, reason to change. the single-responsibility principle is one of the most famous of the five. Public EmailService(SmtpClient smtpClient) Cloud SOLID: Cloud architecture and the single responsibility principle Published: First introduced in 2003 by Robert Uncle Bob Martin, SOLID principles are a set of prescriptive guidelines that can help developers write code that is easy to comprehend, maintain, and test. Var account = new Account(name, email, password) The Single Responsibility Principle A class should have one, and only one, reason to change. Public void Register(string name, string email, string password)Ĭontract.Requires(!string.IsNullOrEmpty(name)) Ĭontract.Requires(!string.IsNullOrEmpty(email)) Ĭontract.Requires(!string.IsNullOrEmpty(password)) But the SendEmail Method has nothing to do with the Account in general – so there we have an violation of the Single Responsibility Principle. The first registers an account and calls the second method which will send an email. If we look at the following example within the AccountManager there are two methods. Remember that not all actors are external systems, however, some are. Part of the single responsibility principle is that code should interact at most with one external system. The complete opposite of the SRP would be an implemenation like an swiss army knife – a object who has all methods and functions in it and one change would effect all the other parts. Uncle Bob describes it as there should ONLY be a single person/Actor responsible for the change. It means that a class should only have one job to do and it should be related to a single purpose, but a single class can have multiple methods and members and it’s not restricted to one single function. The SRP simplified says “ Every software module should have only one reason to change“. Yet, even residing and being adapted in the. In this and the next blog posts I am covering every single principle in its own dedicated post, starting with the Single Responsibility Principle (SRP) here. Any fan of Uncle Bob must know the 5 principles, forming the acronym SOLID, in designing software for the goal of flexibility and maintainability. Martin and his team of software consultants use Object-Oriented Design, Patterns, UML, Agile Methodologies, and eXtreme Programming with worldwide clients. ![]() ![]() Martin, or better known as Uncle Bob in the industry, created those principles in the 1990’s. SOLID Design Principles Software Design Principles Uncle Bob Single-responsibility principle Open-Closed principle Liskov substitution principle. Robert Cecil Martin, commonly called Uncle Bob, is a software engineer, advocate of Agile development methods, and President of Object Mentor Inc. Framework and its principles are an approach to deal with the most software design issues. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |