}

    /**
     * Retrieves a specific Kerberos key by key type.
     *
     * @param keyType the encryption type of the key to retrieve
     * @return the KerberosKey with the specified type, or null if not found
     */
    public KerberosKey getKey(int keyType) {
        KerberosKey serverKey = null;

        Set<Object> serverPrivateCredentials = this.subject.getPrivateCredentials();

  /**
   * Returns a new, empty {@code EnumHashBiMap} using the specified key type.
   *
   * @param keyType the key type
   */
  public static <K extends Enum<K>, V extends @Nullable Object> EnumHashBiMap<K, V> create(
      Class<K> keyType) {
    return new EnumHashBiMap<>(keyType);
  }

  /**
   * Constructs a new bimap with the same mappings as the specified map. If the specified map is an

  /**
   * Returns a new, empty {@code EnumBiMap} using the specified key and value types.
   *
   * @param keyType the key type
   * @param valueType the value type
   */
  public static <K extends Enum<K>, V extends Enum<V>> EnumBiMap<K, V> create(
      Class<K> keyType, Class<V> valueType) {
    return new EnumBiMap<>(keyType, valueType);
  }

  /**

        EnumHashBiMap.create(emptyBimap);
    assertEquals(bimap3, emptyBimap);
  }

  @GwtIncompatible // keyType
  public void testKeyType() {
    EnumHashBiMap<Currency, String> bimap = EnumHashBiMap.create(Currency.class);
    assertEquals(Currency.class, bimap.keyType());
  }

  public void testEntrySet() {
    // Bug 3168290
    Map<Currency, String> map =
        ImmutableMap.of(

	if req.Name != s.keyID {
		return nil, ErrKeyNotFound
	}

	const randSize = 28
	ciphertext, keyType := parseCiphertext(req.Ciphertext)
	ciphertext, random := ciphertext[:len(ciphertext)-randSize], ciphertext[len(ciphertext)-randSize:]
	iv, nonce := random[:16], random[16:]

	var aead cipher.AEAD
	switch keyType {
	case kms.AES256:
		mac := hmac.New(sha256.New, s.key)
		mac.Write(iv)
		sealingKey := mac.Sum(nil)