if (config.isEncryptionEnabled()) {
                // Build cipher list based on AES-256 support
                List<Integer> ciphers = new ArrayList<>();

                // Prefer GCM over CCM for better performance
                if (config.isAES256Enabled()) {
                    ciphers.add(EncryptionNegotiateContext.CIPHER_AES256_GCM);

   *     different kind of exception, that exception itself. To avoid hiding bugs and other
   *     unrecoverable errors, callers should prefer more specific types, avoiding {@code
   *     Throwable.class} in particular.
   * @param fallback the {@link Function} to be called if the input fails with the expected

  /**
   * Associates {@code value} with {@code key} in this cache. If the cache previously contained a
   * value associated with {@code key}, the old value is replaced by {@code value}.
   *
   * <p>Prefer {@link #get(Object, Callable)} when using the conventional "if cached, return;
   * otherwise create, cache and return" pattern.
   *
   * @since 11.0
   */
  void put(K key, V value);

  /**

     */
    open fun header(
      name: String,
      value: String,
    ) = apply {
      headers[name] = value
    }

    /**
     * Adds a header with [name] to [value]. Prefer this method for multiply-valued
     * headers like "Set-Cookie".
     */
    open fun addHeader(
      name: String,
      value: String,
    ) = apply {
      headers.add(name, value)
    }

    Builder<R, C, V> combine(Builder<R, C, V> other) {
      this.cells.addAll(other.cells);
      return this;
    }

    /**
     * Returns a newly-created immutable table.
     *
     * <p>Prefer the equivalent method {@link #buildOrThrow()} to make it explicit that the method
     * will throw an exception if there are duplicate key pairs. The {@code build()} method will
     * soon be deprecated.
     *

    if (!string.regionMatches(pos, PREFIX_STRING, 0, 4, ignoreCase = true)) {
      result.writeUtf8(string, pos, limit)
      return true
    }

    var pos = pos + 4 // 'xn--'.size.

    // We'd prefer to operate directly on `result` but it doesn't offer insertCodePoint(), only
    // appendCodePoint(). The Punycode algorithm processes code points in increasing code-point
    // order, not in increasing index order.

        /*
         * IllegalArgumentException is the one unchecked exception that we know is likely to happen
         * (thanks to the checkArgument calls in getAnnotatedMethodsNotCached). If it happens, we'd
         * prefer to propagate an IllegalArgumentException to the caller. However, we don't want to
         * simply rethrow an exception (e.getCause()) that may in rare cases have come from another

        .supportsTlsExtensions(true)
        .build()

    /**
     * A backwards-compatible fallback configuration that works on obsolete client platforms and can
     * connect to obsolete servers. When possible, prefer to upgrade your client platform or server
     * rather than using this configuration.
     */
    @JvmField
    val COMPATIBLE_TLS =
      Builder(true)
        .cipherSuites(*APPROVED_CIPHER_SUITES.toTypedArray())

 *       have these.
 * </ul>
 *
 * <p><b>There are no plans to deprecate this class in the foreseeable future.</b> However, we do
 * gently recommend that you prefer the new, standard Java class whenever possible.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/UsingAndAvoidingNullExplained#optional">using {@code
 * Optional}</a>.
 *

     */
    open fun header(
      name: String,
      value: String,
    ) = apply {
      headers[name] = value
    }

    /**
     * Adds a header with [name] and [value]. Prefer this method for multiply-valued
     * headers like "Cookie".
     *
     * Note that for some headers including `Content-Length` and `Content-Encoding`,