public static boolean checkIsSupportedFeature(String featureName, Context context) {
    HashMap<String, AppSupportFeature> featureEntity = SupportedFeature.getInstance(context);
    boolean isSupported = false;

    if (featureEntity != null && featureEntity.size() > 0) {
      AppSupportFeature appSupportFeature = featureEntity.get(featureName);
      isSupported = appSupportFeature.isSupported();
    }
    return isSupported;
  }
 public static synchronized HashMap<String, AppSupportFeature> getInstance(Context context) {
   if (features == null) {
     InputStream inputStream =
         context.getResources().openRawResource(R.raw.app_supported_feature_config);
     XML2Feature xml2Feature = new XML2Feature();
     try {
       android.util.Xml.parse(inputStream, Xml.Encoding.UTF_8, xml2Feature);
       List<AppSupportFeature> featuresList = xml2Feature.getFeatures();
       if (featuresList != null && featuresList.size() > 0) {
         features = new HashMap<String, AppSupportFeature>();
         for (AppSupportFeature appSupportFeature : featuresList) {
           features.put(appSupportFeature.getName(), appSupportFeature);
         }
       }
     } catch (IOException e) {
       LOG.error("Parse feature config error", e);
     } catch (SAXException e) {
       LOG.error("Parse feature config error", e);
     } finally {
       IOUtils.close(inputStream);
     }
   }
   return features;
 }