code: public static CommerceCurrency fetchByG_P_A_First(long groupId,
  		boolean primary, boolean active,
  		OrderByComparator<CommerceCurrency> orderByComparator) {
  		return getPersistence()
  				   .fetchByG_P_A_First(groupId, primary, active,
  			orderByComparator);
  	}
docs: Returns the first commerce currency in the ordered set where groupId = &#63; and primary = &#63; and active = &#63;.
  
  @param groupId the group ID
  @param primary the primary
  @param active the active
  @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
  @return the first matching commerce currency, or <code>null</code> if a matching commerce currency could not be found