private enum TrimStringFunction implements Function<String, String> {
    INSTANCE;

    @Override
    public String apply(String string) {
      return whitespace().trimFrom(string);
    }
  }

  public void testCompose() {
    Function<String, String> trim = TrimStringFunction.INSTANCE;
    Predicate<String> equalsFoo = Predicates.equalTo("Foo");
    Predicate<String> equalsBar = Predicates.equalTo("Bar");

        final SMailPostalParkingLot parkingLot = new SMailPostalParkingLot();
        final SMailPostalMotorbike motorbike = new SMailPostalMotorbike();
        final String hostAndPort = fessConfig.getMailSmtpServerMainHostAndPort();
        final List<String> hostPortList = DfStringUtil.splitListTrimmed(hostAndPort, ":");
        motorbike.registerConnectionInfo(hostPortList.get(0), Integer.parseInt(hostPortList.get(1)));

    private List<CrawlingInfoParam> crawlingInfoParamList;

    public CrawlingInfo() {
    }

    public CrawlingInfo(final String sessionId) {
        setSessionId(sessionId);
    }

    public String getId() {
        return asDocMeta().id();
    }

    public void setId(final String id) {
        asDocMeta().id(id);
    }

    public Long getVersionNo() {
        return asDocMeta().version();
    }

    INSTANCE;

    @Override
    public String apply(Object o) {
      checkNotNull(o); // eager for GWT.
      return o.toString();
    }

    @Override
    public String toString() {
      return "Functions.toStringFunction()";
    }
  }

  /**
   * Returns the identity function.
   *
   * <p><b>Discouraged:</b> Prefer using a lambda like {@code v -> v}, which is shorter and often
   * more readable.
   */

        // Verify fileName is set
        Field fileNameField = Smb2CloseRequest.class.getDeclaredField("fileName");
        fileNameField.setAccessible(true);
        String storedFileName = (String) fileNameField.get(request);
        assertEquals(testFileName, storedFileName);
    }

    @Test
    @DisplayName("Constructor with fileId only should use empty fileName")

    @Test
    public void test_constructor_withServletExceptionWithCause() {
        // Create a root cause exception
        String rootCauseMessage = "Root cause error";
        Exception rootCause = new Exception(rootCauseMessage);

        // Create a ServletException with the root cause
        String servletErrorMessage = "Servlet error with cause";

      return delegate.rowMap();
    }

    private static final long serialVersionUID = 0;
  }

  @Override
  protected Table<String, Integer, Character> create(@Nullable Object... data) {
    TestTable<String, Integer, Character> table = new TestTable<>();
    Table<String, Integer, Character> synced = Synchronized.table(table, table.mutex);
    populate(synced, data);
    return synced;
  }

    /**
     * Default constructor.
     */
    protected NtlmAuthenticator() {
        // Protected constructor for abstract class
    }

    private static NtlmAuthenticator auth;

    private String url;
    private SmbAuthException sae;

    /**
     * Set the default <code>NtlmAuthenticator</code>. Once the default authenticator is set it cannot be changed. Calling
     * this metho again will have no effect.

     * Creates a resource exception
     *
     * @param message the error message
     * @param errorCode the SMB error code
     * @param resourceType the type of resource
     */
    public SmbResourceException(String message, int errorCode, ResourceType resourceType) {
        super(message, errorCode, Severity.TRANSIENT, Category.RESOURCE);
        this.resourceType = resourceType;
        this.availableResources = -1;

  void writeDouble(double v);

  @Override
  void writeChars(String s);

  @Override
  void writeUTF(String s);

  /**
   * @deprecated This method is dangerous as it discards the high byte of every character. For
   *     UTF-8, use {@code write(s.getBytes(StandardCharsets.UTF_8))}.
   */
  @Deprecated
  @Override
  void writeBytes(String s);