// isEmpty returns true if Tags field is null
func (a And) isEmpty() bool {
	return len(a.Tags) == 0 && a.Prefix == ""
}

// Validate - validates the And field
func (a And) Validate() error {
	if a.ContainsDuplicateTag() {
		return errDuplicateTagKey
	}
	for _, t := range a.Tags {
		if err := t.Validate(); err != nil {
			return err
		}
	}
	return nil
}

                return GIGABYTE;
            } else if (size >= MEGABYTE.bytes()) {
                return MEGABYTE;
            } else if (size >= KILOBYTE.bytes()) {
                return KILOBYTE;
            } else {
                return BYTE;
            }
        }
    }

    public String format(long size) {
        return format(size, null);
    }

        } else {
            log.trace("SmbComClose without a digest");
        }
        return 6;
    }

    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int readParameterWordsWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override

        return 0;
    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    public String toString() {

        this.filter = filter;
        this.next = advance();
    }

    /**
     * @return next element
     */
    private SmbResource advance() {
        while (this.delegate.hasNext()) {
            final FileEntry n = this.delegate.next();
            if (this.filter == null) {
                try {
                    return adapt(n);
                } catch (final MalformedURLException e) {

	defer r.mutex.Unlock()

	if r.refs == 0 {
		return os.ErrInvalid
	}

	r.refs--
	if r.refs == 0 {
		err = r.File.Close()
	}

	return err
}

// Provides a new initialized read locked struct from *os.File
func newRLockedFile(lkFile *LockedFile) (*RLockedFile, error) {
	if lkFile == nil {
		return nil, os.ErrInvalid
	}

	return &RLockedFile{
		LockedFile: lkFile,
		refs:       1,
	}, nil

	switch mt {
	case CounterMT:
		return "counter"
	case GaugeMT:
		return "gauge"
	case HistogramMT:
		return "histogram"
	default:
		return "*unknown*"
	}
}

func (mt MetricType) toProm() prometheus.ValueType {
	switch mt {
	case CounterMT:
		return prometheus.CounterValue
	case GaugeMT:
		return prometheus.GaugeValue
	case HistogramMT:
		return prometheus.CounterValue
	default:

     *
     * @return the port
     */
    public int getPort() {
        return port;
    }

    /**
     * Sets the port number. Use -1 for any port.
     *
     * @param port the port
     */
    public void setPort(final int port) {
        this.port = port;
    }

    /**
     * Gets the authentication realm.
     *
     * @return the realm
     */
    public String getRealm() {

        return null; // ignore
    }

    /**
     * Retrieves a specific document by ID.
     *
     * @param id the document ID to retrieve
     * @return JSON response containing the document
     */
    // GET /api/admin/searchlist/doc/{doc_id}
    @Execute
    public JsonResponse<ApiResult> get$doc(final String id) {

                directoryCache.remove(directoryPath);
                return null;
            }
        }

        return entry;
    }

    /**
     * Check if directory listing can be cached
     *
     * @param directoryPath directory path
     * @return true if caching is allowed
     */
    public boolean canCacheDirectoryListing(String directoryPath) {