The build process of a typical Android app module. I've found a good article on how the Android build process works, which shows the following process: However, I've also seen another article which says that it uses javac to convert all files to .class files, then the dx tool in the adk converts all .class files to classes.dex, like … When you build and run this code, the first thing that happens is the annotation processor code is compiled into a jar via a pre-build gradle task so it can be automatically included and used in our Android project (annotation processors are pure Java modules as of RELEASE_8 and will not have access to the Android API). What is happening in the background when we export apk of android app. Figure 1. For more details, see Unity documentation on Gradle for Android. Android Build Process Steps AAPT takes all the resources present in res/ directory and AndroidManifest.xml(meta data of android app) and compiles all the resources. The build process involves many tools and processes that convert your project into an Android Application Package (APK). If u like this video, the please Share, Comment on my Videos and Subscribe the … I will first try to cover various tools and terms that will be involved in compiling and building an Android application. Gradle build system. The Gradle build system uses Gradle to build an APK or export a project in Gradle format, which can then be imported to Android Studio. The build process. AlarmClock; BlockedNumberContract; BlockedNumberContract.BlockedNumbers; Browser; CalendarContract; CalendarContract.Attendees; CalendarContract.CalendarAlerts Comprehensive Guide to the Android Build Process. For more information about the Android Manifest, see Unity Android Manifest documentation. Since the execution process of an Android application includes various terms like DEX, APK, dx tool, apt tool, javac and so on.. The build process is very flexible, so it's useful to understand some of what is happening under the hood. It creates a R.java class which has all the resource ids. XDA is full of various source-built, AOSP-derived ROMs.