return (result == null) ? keySet = createKeySet() : result;
  }

  /*
   * This could have a good default implementation of return new ImmutableKeySet<K, V>(this),
   * but ProGuard can't figure out how to eliminate that default when RegularImmutableMap
   * overrides it.
   */
  abstract ImmutableSet<K> createKeySet();

  UnmodifiableIterator<K> keyIterator() {

        // else fall back to default log level specified in conf
        // see https://issues.apache.org/jira/browse/MNG-2570

        // JLine is quite slow to start due to the native library unpacking and loading
        // so boot it asynchronously
        context.terminal = createTerminal(context);
        context.closeables.add(MessageUtils::systemUninstall);

// Cap returns the capacity of the buffer's underlying byte slice, that is, the
// total space allocated for the buffer's data.
func (b *Buffer) Cap() int { return cap(b.buf) }

// Available returns how many bytes are unused in the buffer.
func (b *Buffer) Available() int { return cap(b.buf) - len(b.buf) }

// Truncate discards all but the first n unread bytes from the buffer
// but continues to use the same allocated storage.

		return nil, nil, err
	}

	log.Debugf("found iptables v6 binary: %+v", iptVer)

	configurator.ipt6V = ipt6Ver

	// Setup another configurator with inpod configuration. Basically this will just change how locking is done.
	inPodConfigurator := ptr.Of(*configurator)
	inPodConfigurator.ext = podDeps
	return configurator, inPodConfigurator, nil
}

func (cfg *IptablesConfigurator) DeleteInpodRules() error {

    try {
      /*
       * Converter.apply has a non-nullable parameter type but doesn't throw for null arguments. For
       * more information, see the comments in that class.
       *
       * We already know that that's how it behaves, and subclasses of Converter can't change that
       * behavior. So there's no sense in making all subclass authors exclude the method from any
       * NullPointerTester tests that they have.
       */

      incurred by, or claims asserted against, such Contributor by reason
      of your accepting any such warranty or additional liability.

   END OF TERMS AND CONDITIONS

   APPENDIX: How to apply the Apache License to your work.

      To apply the Apache License to your work, attach the following
      boilerplate notice, with the fields enclosed by brackets "{}"

   * implementation. Experimentally determined.
   */
  private static final int MAX_HASH_BUCKET_LENGTH = 9;

  // See CompactHashMap for a detailed description of how the following fields work. That
  // description talks about `keys`, `values`, and `entries`; here the `keys` and `values` arrays
  // are replaced by a single `elements` array but everything else works similarly.

  /**

     closely related to copyright including, without limitation,
     performance, broadcast, sound recording, and Sui Generis Database
     Rights, without regard to how the rights are labeled or
     categorized. For purposes of this Public License, the rights
     specified in Section 2(b)(1)-(2) are not Copyright and Similar
     Rights.

    assertThat(response.body.string()).isEqualTo("Hello response!")
    applicationLogs
      .assertLogEqual("""--> POST $url""")
      .assertLogEqual("""--> END POST (one-shot body omitted)""")
      .assertLogMatch(Regex("""<-- 200 OK $url \(\d+ms\)"""))
      .assertLogEqual("""Content-Length: 15""")
      .assertLogEqual("")
      .assertLogEqual("""Hello response!""")

     * common functionality into the superclass and read wordCount
     * and byteCount worth of data.
     * 
     * We will still use the readXxxWireFormat return values to
     * indicate how many bytes(note: readParameterWordsWireFormat
     * returns bytes read and not the number of words(but the
     * wordCount member DOES store the number of words)) we
     * actually read. Incedentally this is important to the