* Should use inference when upgrading (remove redundant information).
     *
     * @return an {@link Optional} containing the boolean value {@code true} if specified, or empty
     */
    @Nonnull
    Optional<Boolean> infer();

    /**
     * Should fix Maven 4 compatibility issues in POMs.
     * This includes fixing unsupported combine attributes, duplicate dependencies,
     * unsupported expressions, and other Maven 4 validation issues.

        // Although we cannot directly verify the super constructor call with Mockito for a real class,
        // we can infer its correct behavior if the object is successfully constructed and its own fields are correct.
        // The super constructor is called with (domainHandle, 0, acct_flags, null, 0)

   * or extract a variable, and put the suppression on that. However, a local variable typically
   * doesn't work: Because nullness analyses typically infer the nullness of local variables,
   * there's no way to assign a {@code @Nullable T} to a field {@code T foo;} and instruct the
   * analysis that that means "plain {@code T}" rather than the inferred type {@code @Nullable T}.

   * or extract a variable, and put the suppression on that. However, a local variable typically
   * doesn't work: Because nullness analyses typically infer the nullness of local variables,
   * there's no way to assign a {@code @Nullable T} to a field {@code T foo;} and instruct the
   * analysis that that means "plain {@code T}" rather than the inferred type {@code @Nullable T}.

* `path` - The file path to the file to stream.
* `headers` - Any custom headers to include, as a dictionary.
* `media_type` - A string giving the media type. If unset, the filename or path will be used to infer a media type.
* `filename` - If set, this will be included in the response `Content-Disposition`.

File responses will include appropriate `Content-Length`, `Last-Modified` and `ETag` headers.

    return newView(sortedDelegate.tailMap(fromKey));
  }

  public ImmutableSortedMap<K, V> tailMap(K fromKeyParam, boolean inclusive) {
    // Declare a "true" local variable so that the Checker Framework will infer nullness.
    K fromKey = fromKeyParam;
    checkNotNull(fromKey);
    if (!inclusive) {
      fromKey = higher(fromKey);
      if (fromKey == null) {
        return new Builder<K, V>(this.comparator).build();

		}
		if !isTokenSelfRevoke && user != parentUser {
			writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAccessDenied), r.URL)
			return
		}
		user = parentUser
	}

	// Infer token revoke type from the request if requestor is STS.
	if isTokenSelfRevoke && tokenRevokeType == "" && !fullRevoke {
		if cred.IsTemp() {
			tokenRevokeType, _ = cred.Claims[tokenRevokeTypeClaim].(string)
		}

        final InvertibleCryptographer inver;
        final String cipherAlgorism = fessConfig.getAppCipherAlgorism();
        if ("blowfish".equalsIgnoreCase(cipherAlgorism)) {
            inver = InvertibleCryptographer.createBlowfishCipher(fessConfig.getAppCipherKey());
        } else if ("des".equalsIgnoreCase(cipherAlgorism)) {
            inver = InvertibleCryptographer.createDesCipher(fessConfig.getAppCipherKey());

        assertThrows(PACDecodingException.class, () -> new KerberosToken(wrongOidToken));
    }

    /**
     * Test constructor with a malformed Kerberos token (invalid inner structure).
     *
     * @throws IOException if an I/O error occurs
     */
    @Test
    void testConstructorWithMalformedKerberosToken() throws IOException {

  }

  public void testConverter_nullConversions() {
    for (CaseFormat outer : CaseFormat.values()) {
      for (CaseFormat inner : CaseFormat.values()) {
        assertThat(outer.converterTo(inner).convert(null)).isNull();
        assertThat(outer.converterTo(inner).reverse().convert(null)).isNull();
      }
    }
  }

  public void testConverter_toString() {