Keynote: Evolution inside the build system (en)

on YouTube ↗25m

" summary

Covers the Android build system changes, focusing on Google’s experimental Jack and Jill compilers that replace the Java and Dex compilers while still producing Dalvik bytecode. Explains how these compilers fit into the Gradle build process and introduces the Jayce bytecode representation, highlighting practical implications and how developers can begin using the new tooling.

AI-written summary · about

" chapters (10)

1. 0:00Start
2. 13:03Code representations
3. 14:54Implications of Jack and Jill
4. 16:37Internals
5. 17:17Build performance
6. 19:42Application runtime performance
7. 22:05Application size
8. 23:08Support for Java 8 - closures
9. 24:30Conclusions
10. 25:07Questions?

" related talks

• 17mJack, Jill & Java 8Chaitanya Nettem · droidconIN 2016
• 45mThe Android Build SystemJerome Dochez, Xavier Ducrohet, MICHAL BENDOWSKI · Android Dev Summit 2015
• 55mCompilers. Dalvik. ART. And everything in betweenYonatan Levin · Mobius 2018 Moscow
• 41mKeynote: Now in Modern AndroidFlorina Muntenescu, Wojtek Kaliciński · droidcon Berlin 2022
• 40mBetter Android Development with Kotlin & GradleTy Smith · GOTO Copenhagen 2016
• 42mUnderstanding the Kotlin to Dalvik bytecode translationRuben Pieters · droidcon London 2025
• 34mWhat's new in Android development toolsJamal Eason, Tor Norbye · Google I/O 2022
• 43mThe New Android SDK Build SystemXavier Ducrohet · Google I/O 2013