Do you know what SOLID (not solid, but S.O.L.I.D) object-oriented design stand for? It stand for: Single responsibility, Open-closed, Liskov substitution, Interface segregation and Dependency inversion.
This acronym is coined by Robert Martin. According to him, these principles make a backbone of solid object oriented design. You can read more about these principles in his book "Agile Software Development: Principles, Patterns, and Practices". I will try to describe these principles in following posts, but in a timely manner off course. :)
For starters here are his views on bad object oriented design and what should be avoided:
This acronym is coined by Robert Martin. According to him, these principles make a backbone of solid object oriented design. You can read more about these principles in his book "Agile Software Development: Principles, Patterns, and Practices". I will try to describe these principles in following posts, but in a timely manner off course. :)
For starters here are his views on bad object oriented design and what should be avoided:
- Rigidity - It is hard to change because every change affects too many other parts of the system.
- Fragility - When you make a change, unexpected parts of the system break.
- Immobility - It is hard to reuse in another application because it cannot be disentangled from the current application.
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