A: 7 - ui/example_2/Example2ActivityModule.java

Example2ActivityModule.java

@Module(includes = BaseActivityModule.class,
        subcomponents = {
                Example2AFragmentSubcomponent.class,
                Example2BFragmentSubcomponent.class
        })
abstract class Example2ActivityModule {

    // TODO (ContributesAndroidInjector) remove this in favor of @ContributesAndroidInjector
    @Binds
    @IntoMap
    @FragmentKey(Example2AFragment.class)
    abstract AndroidInjector.Factory<? extends Fragment>
    example2AFragmentInjectorFactory(Example2AFragmentSubcomponent.Builder builder);

    // TODO (ContributesAndroidInjector) remove this in favor of @ContributesAndroidInjector
    @Binds
    @IntoMap
    @FragmentKey(Example2BFragment.class)
    abstract AndroidInjector.Factory<? extends Fragment>
    example2BFragmentInjectorFactory(Example2BFragmentSubcomponent.Builder builder);

    @Binds
    @PerActivity
    abstract Activity activity(Example2Activity example2Activity);
}