*/
  fun redact(): String {
    return newBuilder("/...")!!
      .username("")
      .password("")
      .build()
      .toString()
  }

  /**
   * Returns the URL that would be retrieved by following `link` from this URL, or null if the
   * resulting URL is not well-formed.
   */
  fun resolve(link: String): HttpUrl? = newBuilder(link)?.build()

  /**
   * Returns a builder based on this URL.