psoft.hsphere.promotion.calc
Interface PromoCalculator

All Known Implementing Classes:

PercentDiscountCalc

public interface PromoCalculator

Method Summary

void	delete(long promoId) Deletes the calculator data from the H-Sphere database
double	getPromoDiscount(psoft.hsphere.Account a, double sum) Calculates discount on a given sum
void	updateData(long promoId, java.util.Hashtable data) Updates calculator object and saves the data needed by the calculator to the H-SPhere database

Method Detail

getPromoDiscount

public double getPromoDiscount(psoft.hsphere.Account a,
                               double sum)

Calculates discount for passed sum

Parameters:

a - Account for which discount is being calculated

sum - Full amount of charge

Returns:

double

updateData

public void updateData(long promoId,
                       java.util.Hashtable data)
                throws java.lang.Exception

Updates calculator object and saves the data needed by the calculator to the H-SPhere database

Parameters:

promoId - id of the Promo object

data - name/value pairs of data

Throws:

java.lang.Exception

delete

public void delete(long promoId)
            throws java.lang.Exception

Deletes the calculator data from the H-Sphere database

Parameters:

promoId - id of the Promo object

Throws:

java.lang.Exception