attrExpiration = sizeExpiration = 0;
    }

/**
 * Returns the length of this <tt>SmbFile</tt> in bytes. If this object
 * is a <tt>TYPE_SHARE</tt> the total capacity of the disk shared in
 * bytes is returned. If this object is a directory or a type other than
 * <tt>TYPE_SHARE</tt>, 0L is returned.
 *
 * @return The length of the file in bytes or 0 if this
 * <code>SmbFile</code> is not a file.
 * @throws SmbException