OSID - osid.ordering.PriceReceiver Service Interface Definition

Interface	osid.ordering.PriceReceiver
Implements	`osid.OsidReceiver`
Description	The price receiver is the consumer supplied interface for receiving notifications pertaining to new, updated or deleted `Price` objects. Like all `OsidReceivers`, notifications are delivered to `PriceReceiver` serially and a receiver method is not invoked again until any previous invocation has returned.
Method	newPrices
Description	The callback for notifications of new prices.
Parameters	`osid.id.Id`	`notificationId`	the notification `Id`
Parameters	`osid.id.IdList`	`priceIds`	the `Ids` of the new `Prices`
Compliance	`mandatory`		This method must be implemented.
Method	changedPrices
Description	The callback for notification of updated prices or changed prices.
Parameters	`osid.id.Id`	`notificationId`	the notification `Id`
Parameters	`osid.id.IdList`	`priceIds`	the `Ids` of the updated `Prices`
Compliance	`mandatory`		This method must be implemented.
Method	deletedPrices
Description	the callback for notification of deleted price.
Parameters	`osid.id.Id`	`notificationId`	the notification `Id`
Parameters	`osid.id.IdList`	`priceIds`	the `Ids` of the registered `Prices`
Compliance	`mandatory`		This method must be implemented.