Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Advanced Topics Android

Avatar for Iñaki Villar Iñaki Villar
July 01, 2018
Technology
0
110

Advanced Topics Android

Google IO Extended 2018 Bangkok
Avatar for Iñaki Villar

Iñaki Villar

July 01, 2018
Tweet

More Decks by Iñaki Villar

See All by Iñaki Villar
Scaling Android Builds in Pandemic Times
Avatar for Iñaki Villar cdsap
1
150
Building Android Projects with kts
Avatar for Iñaki Villar cdsap
2
280
The Build Shrugged
Avatar for Iñaki Villar cdsap
1
81
State of Testing in Kotlin
Avatar for Iñaki Villar cdsap
0
250
Dexs, R8 and 3.3
Avatar for Iñaki Villar cdsap
0
360
Deep Dive Work Manager
Avatar for Iñaki Villar cdsap
0
340
Kotlin: Server-Client
Avatar for Iñaki Villar cdsap
0
95
Droidcon Dubai : Kotlin - Server - Client
Avatar for Iñaki Villar cdsap
0
61
Kotlin: Server-Client
Avatar for Iñaki Villar cdsap
3
520

Other Decks in Technology

See All in Technology
Prox Industries株式会社 会社紹介資料
Avatar for Prox proxindustries
0
210
Amazon ECS & AWS Fargate 運用アーキテクチャ2025 / Amazon ECS and AWS Fargate Ops Architecture 2025
Avatar for iselegant iselegant
16
4.8k
CI/CDとタスク共有で加速するVibe Coding
Avatar for tnbe21 tnbe21
0
230
Amazon Bedrockで実現する 新たな学習体験
Avatar for Kazuki Maeda kzkmaeda
1
410
第9回情シス転職ミートアップ_テックタッチ株式会社
Avatar for forester3003 forester3003
0
160
Uniadex__公開版_20250617-AIxIoTビジネス共創ラボ_ツナガルチカラ_.pdf
Avatar for AIxIoTビジネス共創ラボ iotcomjpadmin
0
150
ローカルLLMでファインチューニング
Avatar for 西岡 賢一郎 (Kenichiro Nishioka) knishioka
0
130
AIエージェント最前線！ Amazon Bedrock、Amazon Q、そしてMCPを使いこなそう
Avatar for みのるん minorun365
PRO
11
4.2k
ObsidianをMCP連携させてみる
Avatar for ttnyt8701 ttnyt8701
2
140
BigQuery Remote FunctionでLooker Studioをインタラクティブ化
Avatar for CUEBiC Inc. cuebic9bic
2
230
本当に使える？AutoUpgrade の新機能を実践検証してみた
Avatar for oracle4engineer oracle4engineer
PRO
1
130
白金鉱業Meetup_Vol.19_PoCはデモで語れ！顧客の本音とインサイトを引き出すソリューション構築​
Avatar for BrainPad brainpadpr
2
490

Featured

See All Featured
Code Reviewing Like a Champion
Avatar for maltzj maltzj
524
40k
RailsConf 2023
Avatar for Aaron Patterson tenderlove
30
1.1k
StorybookのUI Testing Handbookを読んだ
Avatar for Shingo Yamazaki zakiyama
30
5.8k
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
Avatar for Eileen M. Uchitelle eileencodes
137
34k
ピンチをチャンスに：未来をつくるプロダクトロードマップ #pmconf2020
Avatar for Aki / @LoveIdahoBurger aki_iinuma
124
52k
Stop Working from a Prison Cell
Avatar for Chris Michel hatefulcrawdad
270
20k
The Art of Programming - Codeland 2020
Avatar for Erika Heidi erikaheidi
54
13k
We Have a Design System, Now What?
Avatar for Morgane Peng morganepeng
52
7.6k
Adopting Sorbet at Scale
Avatar for Ufuk Kayserilioglu ufuk
77
9.4k
Building Better People: How to give real-time feedback that sticks.
Avatar for Will Jessup wjessup
367
19k
Java REST API Framework Comparison - PWX 2021
Avatar for Matt Raible mraible
31
8.6k
[RailsConf 2023] Rails as a piece of cake
Avatar for Vladimir Dementyev palkan
55
5.6k

Transcript

  1. None

  2. Inaki Villar @inyaki_mwc Advanced Android Topics

  3. None

  4. Testing D8/R8 ART

  5. Testing

  6. Android Test • Includes existing libraries • APIs and Kotlin

    • Open Source

  7. • Robolectric 4.0 (alpha) • androidx.test support • Support Espresso

  8. None
  9. None

  10. gradlew clean connectedAndroidTest

  11. gradlew clean connectedAndroidTest gradlew clean test

  12. gradlew clean connectedAndroidTest gradlew clean test

  13. https://proandroiddev.com/robolectric-testing-with-androidjunitrunner-86292bceef25

  14. None
  15. None
  16. None
  17. None
  18. None
  19. None

  20. D8/R8

  21. D8/R8 Kotlin File Java File kotlinc javac class dex apk

  22. D8/R8 Kotlin File Java File kotlinc javac class dex apk

  23. class dex apk

  24. class dex apk

  25. class dex apk

  26. dex

  27. dex

  28. D8/R8 kotlinc javac DX APK < 3.0

  29. D8/R8 kotlinc javac DX APK kotlinc javac DX DX Merging

    APK < 3.0 > 3.0

  30. D8/R8 kotlinc javac Desugar DX 3.0/3.1 APK

  31. D8/R8 kotlinc javac Desugar DX kotlinc javac D8 APK 3.0/3.1

    3.1+ APK

  32. D8/R8 kotlinc javac Desugar DX kotlinc javac D8 APK 3.0/3.1

    3.1+ APK
  33. None

  34. 75% reduced size of MainDexFile Release 56% reduced size of

    MainDexFile Debug 10% reduced time for Debug builds

  35. D8/R8 2nd phase : D8/DX(fully deprecated) - 1 year approx.

    1st phase : D8/DX - 6 months approx. 3rd phase: DX removed from AS

  36. D8/R8

  37. D8/R8 kotlinc javac Proguard D8/DX No R8 APK

  38. D8/R8 kotlinc javac Proguard D8/DX kotlinc javac R8 APK No

    R8 APK

  39. D8/R8 Russia 0 - Spain 3

  40. D8/R8

  41. ART

  42. ART Applications Android Framework ART Native Libraries HAL Kernel

  43. ART Applications Android Framework ART Native Libraries HAL Kernel Dalvik

    Pre Lollipop

  44. ART Dalvik JIT Just In Time AOT Ahead Of Time

  45. ART Dalvik JIT Just In Time AOT Ahead Of Time

    App Run Translate ByteCode to Machine code Less Space Less Memory

  46. ART Dalvik JIT Just In Time AOT Ahead Of Time

    App Install Translate ByteCode to Machine code App Run Faster Better Startup Battery Performance
  47. None

  48. JIT Returns

  49. JIT Returns

  50. None

  51. Memory and Storage Kotlin Cloud Profiles ART

  52. ART

  53. ART

  54. ART

  55. ART Inlining - CheckParameterIsNotNull

  56. ART Inlining - CheckParameterIsNotNull https://blacklenspub.com/inline-function-in-kotlin-adb51b0eab76

  57. Cloud Profiles

  58. Cloud Profiles

  59. None

  60. Testing D8/R8 ART Summary

  61. None

  62. Kotlin for Android Developers https://goo.gl/forms/cJO6To3bgYGOMhMJ2

  63. Inaki Villar ขอขอบคุณ /Thank you @inyaki_mwc