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 allows for various ways of selling items: any
objects of type ItemForSale may be added to the auction house.
- 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 items, 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 items, be they open or closed.
Records one day as having passed. This is equivalent to calling
item.advanceOneDay() for each of the items in this auction house.
Records one day as having passed. This is equivalent to calling
item.advanceOneDay() for each of the items in this auction house.
- See also:
Returns the number of items in this auction house that are currently open.
Returns the number of items 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
- Returns:
a new buffer containing the items
Removes the given item from the auction house, assuming it was there.
Removes the given item 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 items, 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 items, be they open or closed.