if (dirManager != null && smbFile.getContext().getConfig().isUseDirectoryLeasing()) {
                // Check parent directory cache first
                String parentPath = smbFile.getParent();
                if (parentPath != null) {
                    var parentCache = dirManager.getCacheEntry(parentPath);
                    if (parentCache != null && parentCache.isComplete()) {

     */
    protected void flush() {
        if (bulkRequestBuilder != null) {
            final BulkResponse response = bulkRequestBuilder.execute().actionGet(requestTimeout);
            if (response.hasFailures()) {
                logger.warn("Failed to update scores: {}", response.buildFailureMessage());
            }
            bulkRequestBuilder = null;
        }
    }

    /**

  /** Lazily initialized on first use. */
  private var messageDeflater: MessageDeflater? = null

  // Masks are only a concern for client writers.
  private val maskKey: ByteArray? = if (isClient) ByteArray(4) else null
  private val maskCursor: Buffer.UnsafeCursor? = if (isClient) Buffer.UnsafeCursor() else null

  /** Send a ping with the supplied [payload]. */
  @Throws(IOException::class)

  public void testAddAllAtIndex_nullSupported() {
    List<E> containsNull = singletonList(null);
    assertTrue("addAll(n, containsNull) should return true", getList().addAll(0, containsNull));
    /*
     * We need (E) to force interpretation of null as the single element of a
     * varargs array, not the array itself
     */
    expectAdded(0, (E) null);
  }

  @ListFeature.Require(SUPPORTS_ADD_WITH_INDEX)

    initMapWithNullValue();

    getMap().forcePut(k1(), null);

    expectContents(mapEntry(k1(), (V) null));

    assertFalse(getMap().containsKey(k0()));

    assertTrue(getMap().containsKey(k1()));
    assertTrue(getMap().inverse().containsKey(null));
    assertNull(getMap().get(k1()));
    assertEquals(k1(), getMap().inverse().get(null));
    assertEquals(1, getMap().size());
  }

    public void setContextHandle(byte[] contextHandle) {
        this.contextHandle = contextHandle != null ? contextHandle.clone() : null;
    }

    /**
     * Gets the context handle.
     *
     * @return the context handle
     */
    public byte[] getContextHandle() {
        return contextHandle != null ? contextHandle.clone() : null;
    }

    /**
     * Sets the sequence number for this heartbeat.

        try {
            return prompter.prompt(message, null, null);
        } catch (org.apache.maven.api.services.PrompterException e) {
            throw new PrompterException("Unable to prompt", e);
        }
    }

    @Override
    public String prompt(String message, String defaultReply) throws PrompterException {
        try {
            return prompter.prompt(message, null, defaultReply);

      List<?> normalValues = (List<?>) asList(elements);
      List<E> extremeValues = new ArrayList<>();

      // nulls are usually out of bounds for a subset, so ban them altogether
      for (Object o : elements) {
        if (o == null) {
          throw new NullPointerException();
        }
      }

      // prepare extreme values to be filtered out of view

            final Class<?> implType = getClassForImplementationHint(type, configuration, loader);
            if (null == value && implType.isInterface() && configuration.getChildCount() == 0) {
                return null; // nothing to process
            }
            final Object bean = instantiateObject(implType);
            if (null == value) {
                processConfiguration(lookup, bean, loader, configuration, evaluator, listener);

     * @param settings The settings to validate, must not be {@code null}.
     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     */
    void validate(Settings settings, SettingsProblemCollector problems);

    /**
     * Validate the specified settings.
     *
     * @param settings The settings to validate, must not be {@code null}.