code: public static List<TransformationDescription> getDescriptionsFromXMLInputStream(InputStream fileContent) {
          List<TransformationDescription> desc = new ArrayList<TransformationDescription>();
          try {
              desc = loadDescrtipionsFromXMLInputSource(new InputSource(fileContent), null);
          } catch (Exception e) {
              LOGGER.error("Unable to read the descriptions from input stream. ", e);
          }
          return desc;
      }
docs: Scans an input stream for transformation descriptions and returns all successfully read transformation
  descriptions.