AuctionHouse
The class AuctionHouse represents electronic auction houses. It provides methods for
adding auctions and producing statistics about the items being sold, among other things.
This version of class AuctionHouse can only handle English-style auctions (of type
EnglishAuction). Other ways of selling items are not supported.
- Value parameters:
- name
the name of the auction house
Value members
Concrete methods
Returns the current average price of all the items that have been put up for sale in this auction house. The average is computed from the prices of all auctions, be they open or closed.
Returns the current average price of all the items that have been put up for sale in this auction house. The average is computed from the prices of all auctions, be they open or closed.
Records one day as having passed. This is equivalent to calling
auction.advanceOneDay() for each of the auctions in this auction house.
Records one day as having passed. This is equivalent to calling
auction.advanceOneDay() for each of the auctions in this auction house.
- See also:
advanceOneDayinEnglishAuction
Returns the number of auctions in this auction house that are currently open.
Returns the number of auctions in this auction house that are currently open.
Returns the priciest item in the auction house, that is, the item whose current price is
the highest. Both open and closed items are considered. The item is returned in an Option
wrapper; if there are no auctions at all, None is returned.
Returns the priciest item in the auction house, that is, the item whose current price is
the highest. Both open and closed items are considered. The item is returned in an Option
wrapper; if there are no auctions at all, None is returned.
Returns a collection that contains the purchases of a single buyer. This means all the (open or closed) items that have either already been bought by the given person, or that have the person as the highest bidder.
Returns a collection that contains the purchases of a single buyer. This means all the (open or closed) items that have either already been bought by the given person, or that have the person as the highest bidder.
- Value parameters:
- buyer
the name of the buyer whose purchases should be returned
Removes the given auction from the auction house, assuming it was there.
Removes the given auction from the auction house, assuming it was there.
Produces a textual representation of this auction house.
Produces a textual representation of this auction house.
- Definition Classes
Returns the current total price of all the items that have been put up for sale in this auction house. The total includes the prices of all auctions, be they open or closed.
Returns the current total price of all the items that have been put up for sale in this auction house. The total includes the prices of all auctions, be they open or closed.