Application information in multi-module android project

AppInfoActivity.kt

class AppInfoActivity : AppCompatActivity() {
	private val tag = javaClass.simpleName
	
	override fun onCreate(savedInstanceState: Bundle?) {
		super.onCreate(savedInstanceState)
		
		Log.d(tag, "Application Id: ${applicationInfo.packageName}")
		val packageInfo = packageManager.getPackageInfo(applicationInfo.packageName, 0)
		Log.d(tag, "Version name: ${packageInfo.versionName}")
		Log.d(tag, "Version code: ${packageInfo.versionCode}")
	}
}