AppComponent.kt

@Singleton
@Component(modules = [
    AppModule::class,
    AndroidSupportInjectionModule::class,
    ActivityScopeBuilderModule::class,
    UserScopeSubcomponentModule::class
])
interface AppComponent : AndroidInjector<OurApp> {

    fun getUserScopeSubcomponentFactory() : UserScopeSubcomponent.Factory

    @Component.Builder
    interface Builder {
        @BindsInstance
        fun application(application: OurApp): Builder

        fun build(): AppComponent
    }
}