code: public SparseMisoSceneModel parseScene (String path)
          throws IOException, SAXException
      {
          _model = null;
          _digester.push(this);
          FileInputStream stream = null;
          try {
              stream = new FileInputStream(path);
              _digester.parse(stream);
          } finally {
              StreamUtil.close(stream);
          }
          return _model;
      }
docs: Parses the XML file at the specified path into a scene model
  instance.