pb138.service.facades

Interface SaleFacade

All Known Implementing Classes:

SaleFacadeImpl

public interface SaleFacade

Facade for working with sales

Method Summary

Modifier and Type	Method and Description
Sale	addSale(long ean, Date date, int sold) Adds one sale
List<Sale>	getAllSales() Get all sales
List<Sale>	getSalesForCategory(Category category, Date from, Date to) Get all sales for given category from given period of time
List<Sale>	getSalesForProduct(Item item, Date from, Date to) Get all sales for given item from given period of time
Sale	storeSaleInDb(Sale s) Store sale in db.

Method Detail

addSale

Sale addSale(long ean,
             Date date,
             int sold)
      throws EntityDoesNotExistException,
             NotEnoughStoredException

Adds one sale

Parameters:

ean - EAN of item

date - date of sale

sold - items sold

Returns:

Sale that was added

Throws:

EntityDoesNotExistException - if item with this EAN doesn't exist

NotEnoughStoredException - if there is not enough items of this item stored

storeSaleInDb

Sale storeSaleInDb(Sale s)
            throws ServiceException

Store sale in db.

Parameters:

s - sale to store

Returns:

the sale

Throws:

ServiceException - if sale is invalid or some error occurs

getSalesForCategory

List<Sale> getSalesForCategory(Category category,
                               Date from,
                               Date to)
                        throws IllegalArgumentException

Get all sales for given category from given period of time

Parameters:

category - category

from - minimum date for sales

to - maximum date for sales

Returns:

list of sales

Throws:

IllegalArgumentException - if category is null

getSalesForProduct

List<Sale> getSalesForProduct(Item item,
                              Date from,
                              Date to)
                       throws IllegalArgumentException

Get all sales for given item from given period of time

Parameters:

item - item

from - minimum date for sales

to - maximum date for sales

Returns:

list of sales

Throws:

IllegalArgumentException - item is null

getAllSales

List<Sale> getAllSales()

Get all sales

Returns:

all sales