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2. What word is common to all three?

3. What word is common to all three?
models
[… are representations of something else]

4. models
… are not the real thing!

5. models
… are simpler than the real thing!

6. models

7. models
… capture different aspects

8. models
… combat complexity

9. models
bigger roles in
… are indispensable for bigger projects

10. CS2103/T, Lecture 10, Part 1, [Oct 21, 2016]
Modelling your way out of complexity: Other useful
models
CS2103/T, Lecture 10, Part 1, [Oct 21, 2016]

11. models
for what?

12. models
for what?

13. models for what? i. for analysis ii. for communication
iii. as a blueprint

14. Model-Driven Development
iii. as a blueprint

15. models for what? i. for analysis ii. for communication
iii. as a blueprint

16. models for what? In CS2103? i. for analysis ii. for communication
Most common use
i. for analysis
ii. for communication
In CS2103?
iii. as a blueprint

17. Nope, we don’t use UML diagrams
models
for what?
Most common use
i. for analysis
ii. for communication
Nope, we don’t use UML diagrams
iii. as a blueprint

18. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
Behavior diagrams
Structure diagrams
…………………………….
……………………………
…………………………….
…………………………….

19. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
…………………………….
……………………………
…………………………….
…………………………….

20. What is the object/class structure?
Problem Domain

22. OO Domain Model = Conceptual Class Diagrams Die FaceValue 1 plays
Snakes&LaddersGame
2..*
owns
takes
Player
Turn 1
played on
name id
dieValue
Piece 1 *
is on
Board
0..1 1
moves piece from
Square
100 1
number
moves piece to 1 1
Starts in
Ends in
OO Domain Model
has *
AutoMover
Snake
= Conceptual Class Diagrams
Ladder

23. OO Domain Model Die FaceValue 1 plays Snakes&LaddersGame 2..* owns
takes
Player
Turn 1
played on
name id
dieValue
Piece 1 *
is on
Board
0..1 1
moves piece from
Square
100 1
number
moves piece to 1 1
Starts in
Ends in
OO Domain Model
has *
AutoMover
Snake
Ladder

24. Which class is least likely to appear in an OODM?
Student
Grade
StudentArrayList
AcademicMentor
domain {a|b|c|d} e.g. domain c
OR tinyurl.com/answerpost

25. ? UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models ?
……………………………
…………………………….
…………………………….

26. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models
……………………………
…………………………….
…………………………….

27. Package diagram

28. Package diagram
Deployment diagram

29. Package diagram
Deployment diagram
Component diagram

30. Composite structure diagram
Package diagram
Deployment diagram
Composite structure diagram
Component diagram

31. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models
……………………………
Package diagrams
Deployment diagrams
Component diagrams
Composite structure diag.
…………………………….

32. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models
……………………………
Package diagrams
Deployment diagrams
Component diagrams
Composite structure diag.
…………………………….

34. What is the workflow?

35. What is the workflow?
Activity Diagram

36. Activity Diagram Show logo [first time use] Load file
Show ‘loading’ screen
Load file
Show file
Create file
[first time use]
init file
Activity Diagram

37. Activity Diagram Show logo [first time use] Load file
Show ‘loading’ screen
Create file
init file
Activity Diagram
Show file

38. Activity Diagram actions Show logo [first time use] Load file
Show ‘loading’ screen
Create file
init file
Activity Diagram
Show file

39. Activity Diagram Show logo [first time use] Load file
Show ‘loading’ screen
Create file
init file
Activity Diagram
Show file

40. Activity Diagram Show logo [first time use] Load file
Show ‘loading’ screen
Create file
init file
Activity Diagram
Show file

41. Activity Diagram Show logo [first time use] Load file
Show ‘loading’ screen
Create file
init file
Activity Diagram
Show file

42. Activity Diagram Show logo [first time use] Load file
Show ‘loading’ screen
Create file
init file
Activity Diagram
Show file

43. Activity Diagram Show logo [first time use] Load file
Show ‘loading’ screen
Create file
init file
Activity Diagram
Show file

44. ABCEF
ADBCF
ABECF
ABCF
ABCEDF
ACBEF A B D E C F

45. ABCEF
ADBCF
ABECF
ABCF
ABCEDF
ACBEF A B D E C F

46. ABCEF
ADBCF
ABECF
ABCF
ABCEDF
ACBEF A B D E C F

47. ABCEF
ADBCF
ABECF
ABCF
ABCEDF
ACBEF A B D E C F

48. ABCEF
ADBCF
ABECF
ABCF
ABCEDF
ACBEF A B D E C F

49. ABCEF
ADBCF
ABECF
ABCF
ABCEDF
ACBEF A B D E C F

50. ? UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag. ?
OO domain models
Activity diagrams
Package diagrams
Deployment diagrams
Component diagrams
Composite structure diag.
…………………………….

51. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models
Activity diagrams
Package diagrams
Deployment diagrams
Component diagrams
Composite structure diag.
…………………………….

52. State-dependent behavior

53. State-dependent behavior

54. State-dependent behavior
hmmp…
Who’s there?
Knock knock…
An object, a component, or a whole system.
Ha?
Go away
come here baby

55. State-dependent behavior
PRE_GAME
LOST
READY
new
IN_PLAY
WON
deduce
[incorrect deduction]
[correct deduction]
[correct deduction && no more cells to deduce]
[correct deduction && more cells to deduce]
/start timer
/stop timer

56. State-dependent behavior
PRE_GAME
LOST
READY
new
IN_PLAY
WON
deduce
[incorrect deduction]
[correct deduction]
[correct deduction && no more cells to deduce]
[correct deduction && more cells to deduce]
/start timer
/stop timer

57. State Machine Diagram PRE_GAME new READY deduce [incorrect deduction]
LOST
deduce
[incorrect deduction]
[correct deduction]
/stop timer
/start timer
[correct deduction && more cells to deduce]
deduce
IN_PLAY
WON
deduce
[correct deduction && no more cells to deduce]
/stop timer

58. State Machine Diagram states PRE_GAME new READY deduce
[incorrect deduction]
deduce
LOST
deduce
[incorrect deduction]
[correct deduction]
/stop timer
/start timer
[correct deduction && more cells to deduce]
deduce
IN_PLAY
states
WON
deduce
[correct deduction && no more cells to deduce]
/stop timer

59. State Machine Diagram state transitions PRE_GAME new READY deduce
[incorrect deduction]
deduce
LOST
deduce
[incorrect deduction]
[correct deduction]
/stop timer
/start timer
[correct deduction && more cells to deduce]
deduce
IN_PLAY
state transitions
WON
deduce
[correct deduction && no more cells to deduce]
/stop timer

60. State Machine Diagram triggers PRE_GAME new READY deduce
[incorrect deduction]
deduce
LOST
deduce
[incorrect deduction]
[correct deduction]
/stop timer
/start timer
[correct deduction && more cells to deduce]
deduce
IN_PLAY
triggers
WON
deduce
[correct deduction && no more cells to deduce]
/stop timer

61. State Machine Diagram guard conditions PRE_GAME new READY deduce
[incorrect deduction]
deduce
LOST
deduce
[incorrect deduction]
[correct deduction]
/stop timer
/start timer
[correct deduction && more cells to deduce]
deduce
IN_PLAY
guard conditions
WON
deduce
[correct deduction && no more cells to deduce]
/stop timer

62. State Machine Diagram activity PRE_GAME new READY deduce
[incorrect deduction]
deduce
LOST
deduce
[incorrect deduction]
[correct deduction]
/stop timer
/start timer
[correct deduction && more cells to deduce]
deduce
IN_PLAY
activity
WON
deduce
[correct deduction && no more cells to deduce]
/stop timer

63. State Machine Diagram PRE_GAME new READY deduce [incorrect deduction]
LOST
deduce
[incorrect deduction]
[correct deduction]
/stop timer
/start timer
[correct deduction && more cells to deduce]
deduce
IN_PLAY
WON
deduce
[correct deduction && no more cells to deduce]
/stop timer

64. State Machine Diagram

65. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models
Activity diagrams
Package diagrams
Deployment diagrams
Component diagrams
Composite structure diag.
State Machine Diagrams
…………………………….

66. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models
Activity diagrams
Package diagrams
Deployment diagrams
Component diagrams
Composite structure diag.
State Machine Diagrams
…………………………….

67. Timing diagram

68. Interaction overview diagram
Timing diagram
Interaction overview diagram

69. Interaction overview diagram Communication diagram
Timing diagram
Interaction overview diagram
Communication diagram

70. UML models Structure diagrams Behavior diagrams Class diagrams
Object diagrams
Use cases
Sequence diag.
OO domain models
Activity diagrams
Package diagrams
Deployment diagrams
Component diagrams
Composite structure diag.
State Machine diagrams
Timing diagrams
Interaction overview diag.
Communication diag.

72. Try to use these two in your Developer Guide