code: protected void initCacheObject() {
  
          CmsImageCacheHelper helper = new CmsImageCacheHelper(getCms(), false, false, true);
          setKeys("" + helper.getFilesCount());
          setVariations("" + helper.getVariationsCount());
          setCurSize(CmsFileUtil.formatFilesize(helper.getVariationsSize(), getLocale()));
      }
docs: Initializes the cache object.<p>