docs: private File createFolder(ITestResult tr) throws IOException{
  		
  		String path = ListenerGateway.getParameter(SCREENSHOT_FOLDER);
  
  		if (path == null || path.isEmpty()) {
  			path = "." + File.separatorChar + "screenshots";
  		}
  
  		if(tr != null) {
  			path += File.separatorChar + tr.getMethod().getTestClass().getName();
  		}
  
  		File screenshotFolder = new File(path);
  		if (!screenshotFolder.exists() && !screenshotFolder.mkdirs()){
  			throw new IOException(ErrorMessages.ERROR_FOLDER_CANNOT_BE_CREATED);
  		}
  		
  		return screenshotFolder;
  	}