Еще раз об архитектуре Android приложения или джентльменский набор библиотек

import android.app.Activity;
import android.graphics.Bitmap;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import com.androidquery.AQuery;
import com.androidquery.util.AQUtility;
import org.json.JSONObject;

import java.util.List;

/**
 * Created with IntelliJ IDEA.
 * User: recoil
 * Date: 06.09.13
 * Time: 15:15
 * To change this template use File | Settings | File Templates.
 */
public class AdpShowcase extends BaseAdapter{

    private Activity activity;
    private List<JSONObject> data;
    protected AQuery listAq;
    int width;
    Bitmap placeholder,type3d,typePano,typeSlide,typeAnim,typeVideo,placeholderbuild;

    public AdpShowcase(Activity _activity, List<JSONObject> _data) {
        activity = _activity;
        data = _data;
        listAq = new AQuery(activity);

        placeholder = listAq.getCachedImage(R.drawable.placeholder);
        placeholderbuild = listAq.getCachedImage(R.drawable.m_placeholder_construction);
        type3d = listAq.getCachedImage(R.drawable.m_type_icons_catalog_3dphoto);
        typePano = listAq.getCachedImage(R.drawable.m_type_icons_catalog_panorama);
        typeSlide = listAq.getCachedImage(R.drawable.m_type_icons_catalog_slideshow);
        typeAnim = listAq.getCachedImage(R.drawable.m_type_icons_catalog_animation);
        typeVideo = listAq.getCachedImage(R.drawable.m_type_icons_catalog_video);

        width = (activity.getWindowManager().getDefaultDisplay().getWidth()-Utils.dpToPx(8))/2;

        AQUtility.debug("width",width);
    }

    @Override
    public int getCount() {
        return data.size();
    }

    @Override
    public Object getItem(int position) {
        return data.get(position);
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View view, ViewGroup parent) {

        if (view == null) {
            view = activity.getLayoutInflater().inflate(R.layout.item_grid_showcase, parent, false);
        }

        JSONObject o = data.get(position);

        String img = "";
        int type = 1;
        int subtype = 1;
        try {
            type = o.optInt("type");
            subtype = o.optInt("subType");

            JSONObject jsonObject  = o.getJSONObject("placeholder");
            jsonObject = jsonObject.getJSONObject("sprite");
            img = "http:"+jsonObject.getString("url");
            if (position==0)
                AQUtility.debug("JSON adapter",img);
        }
        catch (Exception e) {e.printStackTrace();}

        AQuery aq = listAq.recycle(view);

        aq.id(R.id.iv_object).width(width,false);
        aq.id(R.id.iv_object).height(width,false);
        if(aq.shouldDelay(position, view, parent, img)){
            aq.id(R.id.iv_object).image(placeholder, 1f);
            aq.id(R.id.icon_type).image(null,1f);
        }else{
            if (!img.contains("/0.jpg")) {
                aq.id(R.id.iv_object).image(img, true, false, width, 0, placeholder, AQuery.FADE_IN_NETWORK, 1f);
            }
            else {
                aq.id(R.id.iv_object).image(placeholderbuild,1f);
            }
            if (type==5 && (subtype==5 || subtype==0)) {
                aq.id(R.id.icon_type).image(typeVideo);
            }
            else {
                switch (subtype) {
                    case 10:
                        aq.id(R.id.icon_type).image(typeSlide);
                        break;
                    case 8:
                        aq.id(R.id.icon_type).image(typeAnim);
                        break;
                    default:
                        if (type==2) {
                            aq.id(R.id.icon_type).image(typePano);
                        }
                        else {
                            aq.id(R.id.icon_type).image(type3d);
                        }
                        break;
                }
            }
        }
        return view;
    }

}

для остального я пока вижу только один выход: синглтоны и фабрики