docs: public static String unmaskInUrl(String url, String password){
  		String result = null;
  		if (url != null){
  			Matcher urlMatcher = URL_PATTERN.matcher(url);
  			if (urlMatcher.find()) {
  				int s = url.indexOf(PASSWORD_IN_URL_MASK);
  				if (s >= 0){
  					StringBuilder sb = new StringBuilder();
  					sb.append(url.substring(0, s));
  					if (password != null){
  						sb.append(':').append(password);
  					}
  					sb.append('@');
  					sb.append(url.substring(s+PASSWORD_IN_URL_MASK.length(), url.length()));
  					result = sb.toString();
  				}
  			}
  		}
  		return result == null ? url : result;
  	}