docs: private static String createDefaultUrl() {
  
  		String rslt = null;
  
  		try {
  			rslt = new File(".").toURL().toString();
  		} catch (MalformedURLException mue) {
  			String msg = "Unable to create a URL representation of the current directory.";
  			throw new RuntimeException(msg, mue);
  		}
  
  		return rslt;
  
  	}