SOLID: Best-Practice OOD Principles

S.O.L.I.D. is a collection of best-practice object-oriented design principles that you can apply to your design to accomplish various desirable goals such as:

• Loose/Low Coupling
• Higher Maintainability
• Higher Cohesion

5 Principles:

• Single Responsibility Principle
• Open Closed
• Liskov Substitution
• Interface Segregation
• Dependency Inversion

Next

• See code examples of each principle
• Learn what problem each principle resolves
• Learn how each principle is implemented
• Apply these principles in your day to day OOD where applicable
• Share the knowledge

More info:

• A Podcast from Hansel: http://www.hanselminutes.com/default.aspx?showID=163
• Great resource: http://butunclebob.com/ArticleS.UncleBob.PrinciplesOfOod
• http://www.lostechies.com/blogs/chad_myers/archive/2008/03/07/pablo-s-topic-of-the-month-march-solid-principles.aspx
• Pablo's Ebook about SOLID

Other OOD principles:

• http://swt.informatik.uni-freiburg.de/teaching/summer-term-2010/softwaretechnik/lecture11x.pdf
• http://www.objectmentor.com/omSolutions/oops_what.html