Dependency Inversion Principle Interface Segregation Principle

3. DIP

4. ISP

6. SRP

7. OCP

8. LSP

10. Dependency Structure Procedural Architecture

11. Dependency Structure Object Oriented Architecture

12. Copy Program

13. Copy Program

14. Copy Program with DIP

15. Copy Program with DIP

17. Abstraction should not depend upon detail. Detail should depend upon abstraction

18. Since the abstractions and details are all isolated from each other, the code is much easier to maintain.

20. Fat Service with Integrated Interfaces

21. Fat Service with Integrated Interfaces

22. Segregated Interfaces

23. Segregated Interfaces

24. Door Application

25. Door Application

26. Door Application

27. Door Application

29. E.g WoodDoor should not be forced depend to TimerClient

30. Segregate TimerClient hierarchy so only client who need that will implement