code: public static CommerceShippingMethod findByG_E(long groupId,
  		String engineKey)
  		throws com.liferay.commerce.exception.NoSuchShippingMethodException {
  		return getPersistence().findByG_E(groupId, engineKey);
  	}
docs: Returns the commerce shipping method where groupId = &#63; and engineKey = &#63; or throws a {@link NoSuchShippingMethodException} if it could not be found.
  
  @param groupId the group ID
  @param engineKey the engine key
  @return the matching commerce shipping method
  @throws NoSuchShippingMethodException if a matching commerce shipping method could not be found