1. OOP BASICS
P for Process
Oleg Yaroshevych, 2013

2. Process
The Object Oriented

3. Analysis
The Object Oriented Process
Design
Programming

4. Analysis is:
The Object Oriented Process
picture

5. Design is:
The Object Oriented Process
model

6. Why Design?
The Object Oriented Process
simplifies system evolution
defines likely to change aspects
maintains a common vocabulary
highlights anti-patterns

7. The Game Plan
The Object Oriented Process
define context and modes
pick right architecture
name principal objects
design models
document interfaces

8. The Object Oriented Process
‘Models are not right or wrong;
they are more or less useful’
by Martin Fowler

9. The Object Oriented Process
Design Quality
in from the start

10. The Object Oriented Process
Clarity and Simplicity
easier to see harder to do

11. The Object Oriented Process
Separate Aspects
mutable and immutable

12. The Object Oriented Process
Separate Aspects
mutable and immutable

13. The Object Oriented Process
Loose Coupling
makes changes easier

14. Design Problems
The Object Oriented Process
redundant models
premature optimization
lack of abstract thinking

15. The Object Oriented Process
the thingProgramming is:

16. Why OOP?
The Object Oriented Process
ability to design big-ass systems
stability
reusability

17. The Object Oriented Process
Encapsulate State
keeps them independent

18. The Object Oriented Process
Object Services are
Functionality

19. The Object Oriented Process
Communicate by Messages

20. SO

21. OOA -> OOD -> OOP
OOA -> OOD -> OOP
OOA -> OOD -> OOP
OOA -> OOD -> OOP
OOA -> OOD -> OOP
OOA -> OOD -> OOP

22. BONUS TRACK
UML Basics

23. Why UML?
Bonus Track: UML Basics
same models in all stages
stick to abstraction
model the concept, not implementation
get the ‘big picture’

24. Sequence Diagram
Bonus Track: UML Basics

25. State Diagram
Bonus Track: UML Basics

26. Class Diagram
Bonus Track: UML Basics

27. UML Problems
Bonus Track: UML Basics
no one knows how to draw properly
stick to code for code
it is a huge language

28. HOW IT WORKS
In real world

29. ->
HOW IT WORKS
In real world

30. THANK YOU

31. Q&A