android-mvvm-with-dagger-2

ListViewModel.java

public class ListViewModel extends ViewModel {

    private final RepoRepository repoRepository;
    private CompositeDisposable disposable;

    private final MutableLiveData<List<Repo>> repos = new MutableLiveData<>();
    private final MutableLiveData<Boolean> repoLoadError = new MutableLiveData<>();
    private final MutableLiveData<Boolean> loading = new MutableLiveData<>();

    @Inject
    public ListViewModel(RepoRepository repoRepository) {
        this.repoRepository = repoRepository;
        disposable = new CompositeDisposable();
        fetchRepos();
    }

    LiveData<List<Repo>> getRepos() {
        return repos;
    }
    LiveData<Boolean> getError() {
        return repoLoadError;
    }
    LiveData<Boolean> getLoading() {
        return loading;
    }

    private void fetchRepos() {
        loading.setValue(true);
        disposable.add(repoRepository.getRepositories().subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread()).subscribeWith(new DisposableSingleObserver<List<Repo>>() {
                    @Override
                    public void onSuccess(List<Repo> value) {
                        repoLoadError.setValue(false);
                        repos.setValue(value);
                        loading.setValue(false);
                    }

                    @Override
                    public void onError(Throwable e) {
                        repoLoadError.setValue(true);
                        loading.setValue(false);
                    }
                }));
    }

    @Override
    protected void onCleared() {
        super.onCleared();
        if (disposable != null) {
            disposable.clear();
            disposable = null;
        }
    }
}