code: public int variant() {
  		if (variant == -1) {
  			if ((rawBytes[8] & 0x80) == 0x0) {
  				variant = VARIANT_NCS_COMPAT;
  			} else if ((rawBytes[8] & 0x40) == 0x0) {
  				variant = VARIANT_IETF_DRAFT;
  			} else if ((rawBytes[8] & 0x20) == 0x0) {
  				variant = VARIANT_MS;
  			} else {
  				variant = VARIANT_FUTURE;
  			}
  		}
  		return variant;
  	}
docs: <p>Returns the variant field of the UUID.</p>
  
  @return Returns the variant field of the UUID.
  @see UUID#VARIANT_NCS_COMPAT
  @see UUID#VARIANT_IETF_DRAFT
  @see UUID#VARIANT_MS
  @see UUID#VARIANT_FUTURE