@Singleton
public class AppPreferenceHelper implements PreferenceHelper {
    static final String PREFS_APP_STATE = "prefsAppState";
    static final String APP_STATE_LOGIN = "logIn";
    String PREF_NAME ="appPreference" ;

    private SharedPreferences sharedPreferences;

    @Inject
    AppPreferenceHelper(@ApplicationContext Context context) {
        this.sharedPreferences = context.getSharedPreferences(PreferenceConstant.PREF_NAME,Context.MODE_PRIVATE);

    }

    @Override
    public void setAppState(String state) {
       sharedPreferences.edit().putString(PREFS_APP_STATE,state);
    }

    @Override
    public String getAppState() {
        return sharedPreferences.getString(PREFS_APP_STATE,APP_STATE_LOGIN);
    }

}


@PerActivity
@Component(dependencies = ApplicationComponent.class, modules = ActivityModule.class)
public interface ActivityComponent {


    void inject(SplashActivity mainActivity);
    void inject(LogInActivity logInActivity);
}
@Module
public class ApplicationModule {

    private final Application mApplication;

    public ApplicationModule(Application application) {
        mApplication = application;
    }

    @Provides
    @ApplicationContext
    Context provideContext() {
        return mApplication;
    }

    @Provides
    Application provideApplication() {
        return mApplication;
    }


    @Provides
    @Singleton
    AppPreferenceHelper providePreferencesHelper(AppPreferenceHelper appPreferencesHelper) {
        return appPreferencesHelper;
    }

}
@Module
public class ActivityModule {
    private Activity mActivity;

    public ActivityModule(Activity activity) {
        mActivity = activity;
    }

    @Provides
    @ActivityContext
    Context provideContext() {
        return mActivity;
    }

    @Provides
    Activity provideActivity`enter code here`() {
        return mActivity;
    }`enter code here`

    @Provides
    @PerActivity
    SpashMvpPresenter<SplashView> provideSplashPresenter(
            SplashPresenter<SplashView> presenter) {
        return presenter;
    }

}