Droidy Architectures in a messy world

Slides of the talk I gave at DevFest1 Veneto 2017

1. Droidy in a messy Architectures world
2. @_tiwiz
3. Introducing Architecture Components…
5. Expected reaction
6. YOU ARE NOT FORCED TO USE THEM ALL AT THE SAME TIME. Someone, somewhere
8. Other expected reaction
9. LIVEDATA
10. veryLongCalculation()
11. veryLongCalculation() expecting result?
12. veryLongCalculation()
13. veryLongCalculation() synchronous
14. veryLongCalculation() synchronous
15. veryLongCalculation()
16. veryLongCalculation() listener
17. veryLongCalculation()
18. veryLongCalculation() .observe()
19. veryLongCalculation() .observe()
20. ROOM
21. list_of_cities.json
22. list_of_cities.json List<City>
23. list_of_cities.json List<City> $
24. list_of_cities.json List<City> Cache
25. List<City> Cache
26. List<City> Cache $
27. VIEWMODEL
28. getDataFromBackend()
29. getDataFromBackend() dataPresenter
30. getDataFromBackend() dataPresenter ?
31. getDataFromBackend() dataPresenter viewModel
32. getDataFromBackend() dataPresenter viewModel !
33. LIFECYCLE
34. clientApi.onCreate() clientApi.onStart() clientApi.onStop() clientApi.onDestroy()
35. clientApi.onCreate() clientApi.onStart() clientApi.onStop() clientApi.onDestroy() Activity
36. clientApi.onCreate() clientApi.onStart() clientApi.onStop() clientApi.onDestroy() Activity
37. clientApi.onCreate() clientApi.onStart() clientApi.onStop() clientApi.onDestroy() LifecycleObserver Activity
38. clientApi.onCreate() clientApi.onStart() clientApi.onStop() clientApi.onDestroy() LifecycleObserver Activity
39. clientApi.onCreate() clientApi.onStart() clientApi.onStop() clientApi.onDestroy() LifecycleObserver Activity
41. ProcessLifecycleOwner
44. WebView
45. WebView
46. ON_START
47. ON_START Save system status Apply app status (system wide)
48. ON_STOP
49. ON_STOP Load system status Apply back system status
50. PAGINATION
51. List<City>
52. List<City> RecyclerView
53. List<City> RecyclerView $
54. List<City>
55. List<City> PagedListAdapter
56. List<City> PagedListAdapter no lag!
57. List<City> PagedListAdapter no lag! better UX!
60. open.nytimes.com @nytdev github.com/NYTimes developers.nytimes.com
61. Thank You
62. Q?