code: public void onSaveItems(final ItemStateChangesLog itemStates)
     {
        //skip empty
        if (itemStates.getSize() > 0)
        {
           //Check if SearchManager started and filter configured
           if (changesFilter != null && parentSearchManager != null)
           {
              changesFilter.onSaveItems(itemStates);
           }
        }
     }
docs: {@inheritDoc}