docs: public static void transformMessage(String strXMLIn, String strXMLOut, String strTransformer)
      {
          try {
              Reader reader = new FileReader(strXMLIn);
  
              Writer stringWriter = new FileWriter(strXMLOut);
              
              Reader readerxsl = new FileReader(strTransformer);
  
              Utility.transformMessage(reader, stringWriter, readerxsl);
          } catch (IOException ex)    {
              ex.printStackTrace();
          }                    
      }