code: public String getNormalisedPrefix() {
          StringBuilder strBuilder = new StringBuilder();
          strBuilder.append(scheme).append("://").append(host);
          if (!isDefaultHttpOrHttpsPort(scheme, port)) {
              strBuilder.append(':').append(port);
          }
          if (path != null) {
              strBuilder.append(path);
          }
          return strBuilder.toString();
      }
docs: Gets the prefix normalised, as it is used to filter the {@code URI}s.
  
  @return a {@code String} with the prefix normalised
  @see #checkFilter(URI)