level = DeprecationLevel.ERROR,
  )
  fun url(): URL = toUrl()

  @JvmName("-deprecated_uri")
  @Deprecated(
    message = "moved to toUri()",
    replaceWith = ReplaceWith(expression = "toUri()"),
    level = DeprecationLevel.ERROR,
  )
  fun uri(): URI = toUri()

  @JvmName("-deprecated_scheme")
  @Deprecated(
    message = "moved to val",
    replaceWith = ReplaceWith(expression = "scheme"),

            for (File file : extClassPath) {
                slf4jLogger.debug("  included '{}'", file);

                extRealm.addURL(file.toURI().toURL());
            }

            for (CoreExtensionEntry entry : reverse(extensions)) {
                Set<String> exportedPackages = entry.getExportedPackages();