code: @Override
  	public CommerceNotificationTemplateUserSegmentRel findByC_C(
  		long commerceNotificationTemplateId, long commerceUserSegmentEntryId)
  		throws NoSuchNotificationTemplateUserSegmentRelException {
  		CommerceNotificationTemplateUserSegmentRel commerceNotificationTemplateUserSegmentRel =
  			fetchByC_C(commerceNotificationTemplateId,
  				commerceUserSegmentEntryId);
  
  		if (commerceNotificationTemplateUserSegmentRel == null) {
  			StringBundler msg = new StringBundler(6);
  
  			msg.append(_NO_SUCH_ENTITY_WITH_KEY);
  
  			msg.append("commerceNotificationTemplateId=");
  			msg.append(commerceNotificationTemplateId);
  
  			msg.append(", commerceUserSegmentEntryId=");
  			msg.append(commerceUserSegmentEntryId);
  
  			msg.append("}");
  
  			if (_log.isDebugEnabled()) {
  				_log.debug(msg.toString());
  			}
  
  			throw new NoSuchNotificationTemplateUserSegmentRelException(msg.toString());
  		}
  
  		return commerceNotificationTemplateUserSegmentRel;
  	}
docs: Returns the commerce notification template user segment rel where commerceNotificationTemplateId = &#63; and commerceUserSegmentEntryId = &#63; or throws a {@link NoSuchNotificationTemplateUserSegmentRelException} if it could not be found.
  
  @param commerceNotificationTemplateId the commerce notification template ID
  @param commerceUserSegmentEntryId the commerce user segment entry ID
  @return the matching commerce notification template user segment rel
  @throws NoSuchNotificationTemplateUserSegmentRelException if a matching commerce notification template user segment rel could not be found