I'm working on an android application and I'm trying to inject a field which is type parameterized in an abstract class : BaseListFragment
public abstract class BaseListFragment<E, A extends ArrayAdapter<E>, S> extends BaseFragment
{
@Inject protected S service;
}
But I get this following error at compile : error: cannot find symbol class S
Here is my code for BaseFragment :
public class BaseFragment extends Fragment
{
@Override public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
((App) getActivity().getApplication()).inject(this);
}
}
here is my service module :
@Module(
complete = false,
library = true
)
public class ServiceModule
{
@Provides @Singleton BucketService provideBucketService(RestAdapter restAdapter)
{
return restAdapter.create(BucketService.class);
}
@Provides @Singleton ProjectService provideProjectService(RestAdapter restAdapter)
{
return restAdapter.create(ProjectService.class);
}
@Provides @Singleton ShotService provideShotService(RestAdapter restAdapter)
{
return restAdapter.create(ShotService.class);
}
@Provides @Singleton TeamService provideTeamService(RestAdapter restAdapter)
{
return restAdapter.create(TeamService.class);
}
@Provides @Singleton UserService provideUserService(RestAdapter restAdapter)
{
return restAdapter.create(UserService.class);
}
}
And here is an example of a class extending BaseListFragment :
public class ProjectFragment extends BaseEntityFragment<Project, ProjectViewAdapter, ProjectService>
{
}
Is there anyway to inject a parameterized type ?
Regards,
As of the 2.0.1 release, Dagger 2 does support the type of injection that you're talking about. Take a look at GenericTest
for all of the various permutations.