code: private void addObject() {
          SharedPreferences prefs = loadSharedPreferences("objectList");
  
          List<String> objects = getObjectList();
          objects.add(getId());
          
          prefs.edit().putString("list", StringUtils.join(objects, ",")).commit();
      }
docs: Adds the object to the ids list.
  
  @throws com.mauriciogiordano.easydb.exception.NoContextFoundException in case of null context.