New way of doing things in Android

The talk will be 45:00 minutes. It is a collection of the best possible recent developments made in Android. It covers the most recent enhancements made in Android for developers. It will includes the overview and detailed information about new things in:

1. AndroidX the Support Library.
2. New in Android Testing (Espresso and JUnit)
3. Android App Bundles.
4. RTT Api for inside the building location.
5. Enterprise Apps
6. Slices
7. Deep Linking
8. Notifications( inline images and Smart Reply)
9. Android Studio profiler.
10. Layout Inspector

Transcript

1. Aimanzaki Kagzi AimCrafters @Aimanzaki New way of doing things in Android Dhruv Patel Reliance Jio @DearDhruv
2. Aimanzaki Kagzi AimCrafters New way of doing things in Android Highlighting the NEW!! @Aimanzaki fb.com/aimanzakikagzi + AimanZakiKagzi in/aimanzaki
3. • Android X • Android App bundles • New in Testing • Enterprise Apps • RTT API for Location • Deep Linking • Slice • Notifications • Layout Inspector • Studio Profiler Agenda
4. Android X The Support Library
5. Support Library (com.android.support) What it is? • v4 Support library? • v7 Support library? • v8 Support library? • v13 Support library?
9. Android X • All libraries are broken into smaller pieces. • Feature based maven groupid and artifactid • Not tied with API versions. • Each package has it own version. • Last version of normal support library is 28.0.0.
10. Clear Separation android.* — bundled in the platform androidx.* — extension library
11. Updated Packaging
12. Android Extensions Library Clearer, unified, and explicit package naming
13. Migrating to X • Available in Android studio 3.2.0 or higher. Android Studio
14. 14 Set your compileSdkVersion 28
15. Supporting 3rd party libraries Jetifier is released which perform refactoring task inside a JAR/AAR file. It’s going to refactor your 3rd parties libraries. Available as standalone JAR or Gradle plug in.
16. What’s new in Android X? 1. Recyclerview-selection . 2. HEIF Writer provides support for writing HEIF-format still images 3. Design Library. Theme.MaterialComponents 4. Slices 5. Browser actions
17. Android App Bundles
18. 18 SIZE 1.5 GB
19. App Bundles. 1. Smaller size APKs for download. 2. Easier artifacts management. 3. Single comprehensive artifact replacing APK on Google Play. 4. Dynamic Delivery
20. • App Bundle is NOT apk. • Can’t be installed on devices. • It contains metadata files • Has .aab file extension • Supported after Android L
22. 22 How to create App Bundle?
23. 23 How the APKs are generated from Bundle?
25. 25 Devices prior to Android L
26. 26 What about them?
27. 27 ‘‘20%’’ Space Saved
28. New in Testing
29. What is new? • Kotlin Support. • New APIs to reduce boilerplate and increase readability. Ahmedabad
30. 30 Enterprise Apps
31. 31 Android Enterprise Apps
32. New Enhancements • Switch app between profiles. Enterprise apps • Locked apps on device screen • Ephemeral Users
33. 33 RTT API for Location
34. 34 RTT(Wifi Round Trip Time) API • Precise Indoor positioning accurate to ONE meter. • Calculating the distance from the Access Points. • No need to connect. • Required specific set of hardware in phone. • Fused location provider will have RTT. Ahmedabad android.net.wifi.rtt.*-- IEEE 802.11mc
35. 35 Deep Linking
37. 37 Enabling deep link to your app <action android:name="android.intent.action.VIEW" /> <category android:name="android.intent.category.DEFAULT" /> <category android:name="android.intent.category.BROWSABLE" /> <data android:host="domain-name.com" android:scheme="https" />
39. 39 Statement List Generator https://domain.name/.well-known/assetlinks.json
40. Dhruv Patel Reliance Jio @DearDhruv Android Slices Enhancements to App Actions fb.com/DearDhruv in/deardhruv
41. Gimme my slice hooman! What are slices? Dammit not you again. Ahmedabad
43. “To think creatively, we must be able to look afresh at what we normally take for granted” - George Keller “Quick access to data and controls for app” - Every damn user
44. What slices are good for? • Custom controls outside of application • E.g. Buttons, Toggles, Sliders • Navigate to an application Ahmedabad
45. Develop • Rich and flexible layouts - Template • Dynamic and interactive content • Backward compatible - Kitkat/API 19+ Ahmedabad
46. Template Header builder Ahmedabad
47. Template Row builder Ahmedabad
48. Template Grid builder Ahmedabad
49. Template Combining templates can be great sometime. Ahmedabad
50. Interactive Real-time data, deep-links, inline actions… Ahmedabad
51. SlicePresenter (i.e. Android Search) URI SliceProvider (i.e. My App) Architectural overview Slices presenter fetch Slices by alling System API with the Slice URI Default case Slice OnBindSlice() SlicePresenter (i.e. Android Search) URI SliceProvider (i.e. My App) On data change Slice OnBindSlice() notifyChange()
52. New in Notifications
53. 53 What’s New? • Support for images • Smart Replies • Group Conversations
55. 55 Layout Inspector
56. Layout inspector • View Tree, hierarchical view of all the views on the screen
57. 57 DEMO
58. 58 Android Studio Profiler Live Demonstration
59. 59 DEMO
60. Aimanzaki Kagzi AimCrafters @Aimanzaki Thank You.! Dhruv Patel Reliance Jio @DearDhruv
61. Q&A Do we have time for this?