Presentation at Models2010

1. Modeling Features at
Runtime
Marcus Denker, Jorge Ressia, Orla Greevy,
Oscar Nierstrasz
Thursday, October 7, 2010

2. New way of doing
feature analysis
Thursday, October 7, 2010

3. Software Feature:
A distinguishing characteristic of a
software item.
IE EE 829
Thursday, October 7, 2010

4. Post-mortem
Feature Analysis
Thursday, October 7, 2010

5. Source Traces
Thursday, October 7, 2010

6. Source Traces
Thursday, October 7, 2010

7. Shortcomings
Data Volume
Feature Growing
Sub-Method granularity
Interactive Features
Thursday, October 7, 2010

8. Source Traces
Thursday, October 7, 2010

9. Traces
Source
Thursday, October 7, 2010

10. Live
Feature Analysis
Thursday, October 7, 2010

11. Thursday, October 7, 2010

12. Source
Thursday, October 7, 2010

13. Source Behavior
Representation
Thursday, October 7, 2010

14. Source Behavior
Representation
Feature Model
Thursday, October 7, 2010

15. Source Behavior
Representation
Feature Model Feature Result
Thursday, October 7, 2010

16. Source Behavior
Representation
Feature Model Feature Result
Runtime
Thursday, October 7, 2010

17. Thursday, October 7, 2010

18. Her mion07
20 r
isberge
Roethl
Thursday, October 7, 2010

19. Thursday, October 7, 2010

20. Se nsero010
2
isberge
Roethl
Thursday, October 7, 2010

21. How it works
Thursday, October 7, 2010

22. Source
AST
Thursday, October 7, 2010

23. Thursday, October 7, 2010

24. Thursday, October 7, 2010

25. AST
Application
User
Thursday, October 7, 2010

26. AST
Login
Application
User
Thursday, October 7, 2010

27. AST
Login
Application
User
Thursday, October 7, 2010

28. User
AST
Application
Thursday, October 7, 2010

29. Printing
User
AST
Application
Thursday, October 7, 2010

30. Printing
User
AST
Application
Thursday, October 7, 2010

31. Thursday, October 7, 2010

32. Implementation
Thursday, October 7, 2010

33. Partial Behavioral
Reflection
Thursday, October 7, 2010

34. Partial Behavioral
Reflection
eflex
R 003 2
Tanter
Thursday, October 7, 2010

35. Partial Behavioral
Reflection
eflex
R 003 2
Tanter
R eflec tivity
Denker 2008
Thursday, October 7, 2010

36. Reflection
Thursday, October 7, 2010

37. Structural Reflection
Thursday, October 7, 2010

38. Behavioral Reflection
Thursday, October 7, 2010

39. Partial Behavioral
Reflection
Thursday, October 7, 2010

40. Thursday, October 7, 2010

41. Thursday, October 7, 2010

42. Thursday, October 7, 2010

43. Thursday, October 7, 2010

44. Thursday, October 7, 2010

45. Thursday, October 7, 2010

46. Thursday, October 7, 2010

47. Thursday, October 7, 2010

48. Thursday, October 7, 2010

49. Thursday, October 7, 2010

50. Thursday, October 7, 2010

51. Performance Impact
Thursday, October 7, 2010

52. Original!! ! ! ! !! ! ! 1x
Full Adaptation!! ! ! 16x
Practice! ! !
! 1.5x
Thursday, October 7, 2010

53. Memory Footprint
Thursday, October 7, 2010

54. Original!! ! ! ! !! ! ! 1x
Post-Mortem! ! ! ! nx
Live Feature!! ! ! 1x
Thursday, October 7, 2010

55. 1
RuntimeFeatureAnalyzer
activeFeature 1 1 Feature
packages 0..*
1
1
0..* 1
1 0..* 1 0..*
Class ASTNode Annotation
Thursday, October 7, 2010

56. Conclusions
Thursday, October 7, 2010

57. Feature analysis at
runtime
Thursday, October 7, 2010

58. Interactive analysis
Thursday, October 7, 2010

59. Feature Growing
Thursday, October 7, 2010

60. Sub-Method
granularity
Thursday, October 7, 2010

61. Models at Runtime
Thursday, October 7, 2010

62. Live
Feature Analysis
Data volume reduction
Feature Growing
Sub-Method granularity
Interactive Features
Thursday, October 7, 2010