AndroidDev2015

fun databaseBuilder(context: Context): MyAppDatabase {
            return Room.databaseBuilder(
                context.applicationContext,
                MyAppDatabase::class.java,
                "MyApp.db"
            ).addCallback(object : RoomDatabase.Callback() {
                override fun onCreate(db: SupportSQLiteDatabase) {
                    super.onCreate(db)
                    // create code...
                }
            }).addMigrations(
                object : Migration(1, 2) {
                    override fun migrate(database: SupportSQLiteDatabase) {
                        insertFromCVS(context, database) // доступен context
                    }
                }).build()