*/
    String getGuestUsername ();


    /**
     * Property <tt>jcifs.smb.client.allowGuestFallback</tt>, defaults to false
     * 
     * @return whether to permit guest logins when user authentication is requested
     */
    boolean isAllowGuestFallback ();

            return 0;
        }
        exists();
        return attributes & ATTR_GET_MASK;
    }

/**
 * Set the attributes of this file. Attributes are composed into a
 * bitset by bitwise ORing the <tt>ATTR_*</tt> constants. Setting the
 * value returned by <tt>getAttributes</tt> will result in both files
 * having the same attributes.
 * @throws SmbException
 */