docs: public void parse(Class clazz, PrintWriter output, String headerName, String projectName) throws Exception {
          long startTime = System.currentTimeMillis();
          
          Group[] groups = parseMethods(clazz);
          long finishTime = System.currentTimeMillis();
  
          lastExecutionTime = finishTime - startTime;
          
          String result = toPropertiesString(groups, headerName, projectName);
  
          writeProperties(output, result);
      }