code: public FlyWeightFlatXmlDataSet build(URL xmlInputUrl) throws DataSetException {
          InputSource inputSource = createInputSourceFromUrl(xmlInputUrl);
          return buildInternal(inputSource);
      }
docs: Sets the flat XML input source from which the {@link FlyWeightFlatXmlDataSet} is to be built
  
  @param xmlInputUrl The flat XML input as {@link URL}
  @return The created {@link FlyWeightFlatXmlDataSet}
  @throws DataSetException