private final Object lock = new Object();

  /** We will keep a private list of all logged records */
  @GuardedBy("lock")
  private final List<LogRecord> list = new ArrayList<>();

  /** Adds the most recently logged record to our list. */
  @Override
  public void publish(@Nullable LogRecord record) {
    synchronized (lock) {
      if (record != null) {
        list.add(record);
      }
    }
  }

  @Override

    Iterable<E> iterable = getDelegate();
    if (iterable instanceof List) {
      List<E> list = (List<E>) iterable;
      if (list.isEmpty()) {
        return Optional.absent();
      }
      return Optional.of(list.get(list.size() - 1));
    }
    Iterator<E> iterator = iterable.iterator();
    if (!iterator.hasNext()) {
      return Optional.absent();
    }

    /*

    Iterable<E> iterable = getDelegate();
    if (iterable instanceof List) {
      List<E> list = (List<E>) iterable;
      if (list.isEmpty()) {
        return Optional.absent();
      }
      return Optional.of(list.get(list.size() - 1));
    }
    Iterator<E> iterator = iterable.iterator();
    if (!iterator.hasNext()) {
      return Optional.absent();
    }

    /*

     * it will return an empty list of changes.
     *
     * @return changes since the last invocation
     * @throws CIFSException if an error occurs retrieving file notifications
     */
    List<FileNotifyInformation> watch() throws CIFSException;

    /**
     * {@inheritDoc}
     *
     * @see java.util.concurrent.Callable#call()
     */
    @Override
    List<FileNotifyInformation> call() throws CIFSException;

      // Deserialize HTTP response to concrete type.
      ResponseBody body = response.body();
      List<Contributor> contributors = CONTRIBUTORS_JSON_ADAPTER.fromJson(body.source());

      // Sort list by the most contributions.
      Collections.sort(contributors, (c1, c2) -> c2.contributions - c1.contributions);

      // Output list of contributors.
      for (Contributor contributor : contributors) {

- Kubeadm: fix wrong member list reported when removing an etcd member ([#127963](https://github.com/kubernetes/kubernetes/pull/127963), [@SataQiu](https://github.com/SataQiu)) [SIG Cluster Lifecycle]

            @Override
            public void crawl(String sessionId, List<String> webConfigIdList, List<String> fileConfigIdList) {
                // Mock crawl implementation
            }
        };
        crawler.webFsIndexHelper = webFsIndexHelper;

        dataIndexHelper = new DataIndexHelper() {
            @Override
            public void crawl(String sessionId, List<String> dataConfigIdList) {
                // Mock crawl implementation

        SmbFile listDir = new SmbFile(baseUrl + "shared/listdir_" + timestamp + "/", listContext);
        String[] names = listDir.list();
        assertNotNull(names, "List should not be null");
        assertEquals(3, names.length, "Should list 3 items");

        List<String> nameList = List.of(names);
        assertTrue(nameList.contains("file1.txt"), "Should contain file1.txt");

    /** The key of the message: Synonym List */
    public static final String LABELS_dict_synonym_configuration = "{labels.dict_synonym_configuration}";

    /** The key of the message: Synonym List */
    public static final String LABELS_dict_synonym_title = "{labels.dict_synonym_title}";

    /** The key of the message: List */

  /** True after we've attempted to read the list for the first time. */
  private val listRead = AtomicBoolean(false)

  /** Used for concurrent threads reading the list for the first time. */
  private val readCompleteLatch = CountDownLatch(1)

  // The lists are held as a large array of UTF-8 bytes. This is to avoid allocating lots of strings