public void crawl(final String sessionId) {
        final List<DataConfig> configList = ComponentUtil.getCrawlingConfigHelper().getAllDataConfigList();

        if (configList.isEmpty()) {
            // nothing
            if (logger.isInfoEnabled()) {
                logger.info("No crawling target data.");
            }
            return;
        }

        doCrawl(sessionId, configList);
    }

    public static final String FILE_PASSWORDS = "file.passwords";

    protected Map<String, String[]> metadata = new HashMap<>();

    protected String content;

    public ExtractData() {
        // nothing
    }

    public ExtractData(final String content) {
        this.content = content;
    }

    public void putValues(final String key, final String[] values) {
        metadata.put(key, values);
    }

        decode(buffer, bufferIndex, len);
    }


    @Override
    public int decode ( byte[] buffer, int bufferIndex, int len ) throws SMBProtocolDecodingException {
        if (len == 0) {
        	// nothing to do
        	return 0;
        }
        int start = bufferIndex;

        this.nextEntryOffset = SMBUtil.readInt4(buffer, bufferIndex);
        bufferIndex += 4;

    private List<Server> servers;

    private List<Proxy> proxies;

    /**
     * Creates an empty request.
     */
    public DefaultSettingsDecryptionRequest() {
        // does nothing
    }

    /**
     * Creates a new request to decrypt the specified settings.
     *
     * @param settings The settings to decrypt, must not be {@code null}.
     */

   * UnsupportedOperationException} when the parameter in position {@code paramIndex} is null. If
   * this parameter is marked nullable, this method does nothing.
   *
   * @param instance the instance to invoke {@code method} on, or null if {@code method} is static
   */
  public void testMethodParameter(@Nullable Object instance, Method method, int paramIndex) {

// see this ZFS-on-Linux commit message:
// https://github.com/openzfs/zfs/commit/a584ef26053065f486d46a7335bea222cb03eeea

// OpenFileDirectIO wrapper around os.OpenFile nothing special
func OpenFileDirectIO(filePath string, flag int, perm os.FileMode) (*os.File, error) {
	return os.OpenFile(filePath, flag, perm)
}

// DisableDirectIO is a no-op
func DisableDirectIO(f *os.File) error {

gazing up into the roof of the court.

  `What do you know about this business?' the King said to
Alice.

  `Nothing,' said Alice.

  `Nothing WHATEVER?' persisted the King.

  `Nothing whatever,' said Alice.

  `That's very important,' the King said, turning to the jury.
They were just beginning to write this down on their slates, when

   * UnsupportedOperationException} when the parameter in position {@code paramIndex} is null. If
   * this parameter is marked nullable, this method does nothing.
   *
   * @param instance the instance to invoke {@code method} on, or null if {@code method} is static
   */
  public void testMethodParameter(

  private static final String TEST_STRING =
      "\0abyz\u0080\u0100\u0800\u1000ABYZ\uffff" + SMALLEST_SURROGATE + "0189" + LARGEST_SURROGATE;

  // Escapes nothing
  private static final UnicodeEscaper NOP_ESCAPER =
      new UnicodeEscaper() {
        @Override
        protected char @Nullable [] escape(int c) {
          return null;
        }
      };

  private static final String TEST_STRING =
      "\0abyz\u0080\u0100\u0800\u1000ABYZ\uffff" + SMALLEST_SURROGATE + "0189" + LARGEST_SURROGATE;

  // Escapes nothing
  private static final UnicodeEscaper NOP_ESCAPER =
      new UnicodeEscaper() {
        @Override
        protected char @Nullable [] escape(int c) {
          return null;
        }
      };