Injection in >= M14 Kotlin code with Dagger2

ExampleInjectedActivity.kt

class ExampleInjectedActivity : Activity() {
    @Inject lateinit var controller: ExampleController

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.example_layout)

        //controller.doThing()  // would compile but throw at runtime

        component().inject(this)

        controller.doThing()  // works, no need for null-safe syntax
    }

    // ...
}