OSID - osid.ordering.PriceSchedule Service Interface Definition

Interface	osid.ordering.PriceSchedule
Implements	`osid.OsidObject`
Implements	`osid.Aggregateable`
Used By	`osid.ordering.Cost`
	`osid.ordering.Price`
	`osid.ordering.PriceScheduleAdminSession`
	`osid.ordering.PriceScheduleList`
	`osid.ordering.PriceScheduleLookupSession`
Description	A `PriceSchedule` lists the price catalog.
Method	getPriceIds
Description	Gets the `Ids` of the prices.
Return	`osid.id.IdList`		the price `Ids`
Compliance	`mandatory`		This method must be implemented.
Method	getPrices
Description	Gets the prices.
Return	`osid.ordering.PriceList`		the prices
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getPriceScheduleRecord
Description	Gets the price schedule record corresponding to the given `PriceSchedule` record `Type`. This method is used to retrieve an object implementing the requested record. The `priceScheduleRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(priceScheduletRecordType)` is `true`.
Parameters	`osid.type.Type`	`priceScheduleRecordType`	the type of price schedule record to retrieve
Return	`osid.ordering.records.PriceScheduleRecord`		the price schedule record
Errors	NULL_ARGUMENT		`priceScheduleRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(priceScheduleRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.