In Android Studio, this means populating your new project with Java source code and resource files. Turn to Part 2 when you’re ready to code your first Android animated mobile app.

Google's Android Studio 3.0 dev environment has just become available in the stable channel, with built-in support for Kotlin and Java 8.

Many Google teams have also been on a similar journey from Java to Kotlin for both Android and the server-side, culminating in over 11m lines of Kotlin code (as of October 2022).