code: public static CommerceTierPriceEntry findByC_ERC(long companyId,
  		String externalReferenceCode)
  		throws com.liferay.commerce.price.list.exception.NoSuchTierPriceEntryException {
  		return getPersistence().findByC_ERC(companyId, externalReferenceCode);
  	}
docs: Returns the commerce tier price entry where companyId = &#63; and externalReferenceCode = &#63; or throws a {@link NoSuchTierPriceEntryException} if it could not be found.
  
  @param companyId the company ID
  @param externalReferenceCode the external reference code
  @return the matching commerce tier price entry
  @throws NoSuchTierPriceEntryException if a matching commerce tier price entry could not be found