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

Advanced Topics Android

Sponsored · SiteGround - Reliable hosting with speed, security, and support you can count on. →
Avatar for Iñaki Villar Iñaki Villar
July 01, 2018
Technology
140
0

Advanced Topics Android

Google IO Extended 2018 Bangkok

Avatar for Iñaki Villar

Iñaki Villar

July 01, 2018

More Decks by Iñaki Villar

See All by Iñaki Villar
Scaling Android Builds in Pandemic Times
Avatar for Iñaki Villar cdsap
1
170
Building Android Projects with kts
Avatar for Iñaki Villar cdsap
2
300
The Build Shrugged
Avatar for Iñaki Villar cdsap
1
110
State of Testing in Kotlin
Avatar for Iñaki Villar cdsap
0
290
Dexs, R8 and 3.3
Avatar for Iñaki Villar cdsap
0
400
Deep Dive Work Manager
Avatar for Iñaki Villar cdsap
0
360
Kotlin: Server-Client
Avatar for Iñaki Villar cdsap
0
120
Droidcon Dubai : Kotlin - Server - Client
Avatar for Iñaki Villar cdsap
0
90
Kotlin: Server-Client
Avatar for Iñaki Villar cdsap
3
550

Other Decks in Technology

See All in Technology
エージェントスキルを作って自分のインプットに役立てよう
Avatar for Yuta Matsumura tsubakimoto_s
0
470
20260423_執筆の工夫と裏側 技術書の企画から刊行まで / From the planning to the publication of technical book
Avatar for nash_efp nash_efp
3
640
AI バイブコーティングでキーボード不要？！
Avatar for Sam Akada samakada
0
650
Oracle Cloud Infrastructure：2026年4月度サービス・アップデート
Avatar for oracle4engineer oracle4engineer
PRO
0
150
AgentCore×VPCでの設計パターンn選と勘所
Avatar for Har1101 har1101
4
340
「SaaSの次の時代」に重要性を増すステークホルダーマネジメントの要諦 ～解像度を圧倒的に高めPdMの価値を最大化させる方法～
Avatar for KAKEHASHI kakehashi
PRO
3
2.8k
基盤を育てる 外部SaaS連携の運用
Avatar for Hiroto Gamo gamonges_dresscode
1
120
巨大プラットフォームを進化させる「第3のROI」
Avatar for Recruit recruitengineers
PRO
2
1.5k
ServiceNow Knowledge 26 の歩き方
Avatar for ServiceNow Japan Meetup manarobot
0
240
Good Enough Types: Heuristic Type Inference for Ruby
Avatar for Shia riseshia
1
340
生成AIが変える SaaS の競争原理と弁護士ドットコムのプロダクト戦略
Avatar for 弁護士ドットコム bengo4com
1
2.6k
AndroidアプリとCopilot Studioの統合
Avatar for なかしょ nakasho
0
180

Featured

See All Featured
Building Better People: How to give real-time feedback that sticks.
Avatar for Will Jessup wjessup
370
20k
Mobile First: as difficult as doing things right
Avatar for Swwweet swwweet
225
10k
ラッコキーワード サービス紹介資料
Avatar for ラッコ株式会社 rakko
1
3.1M
The Power of CSS Pseudo Elements
Avatar for Geoffrey Crofte geoffreycrofte
82
6.2k
Dominate Local Search Results - an insider guide to GBP, reviews, and Local SEO
Avatar for Greg Gifford greggifford
PRO
0
150
The Cult of Friendly URLs
Avatar for Andy Hume andyhume
79
6.9k
Imperfection Machines: The Place of Print at Facebook
Avatar for Scott Boms scottboms
270
14k
Accessibility Awareness
Avatar for Sarah Abderemane sabderemane
1
110
Building a Scalable Design System with Sketch
Avatar for Laura Van Doore lauravandoore
463
34k
Distributed Sagas: A Protocol for Coordinating Microservices
Avatar for Caitie McCaffrey caitiem20
333
22k
B2B Lead Gen: Tactics, Traps & Triumph
Avatar for Sophie Logan marketingsoph
0
110
New Earth Scene 8
Avatar for Sydney Stone popppiees
3
2.1k

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