OSID - osid.bidding.AuctionHouseNotificationSession Service Interface Definition

Interface	osid.bidding.AuctionHouseNotificationSession
Implements	`osid.OsidSession`
Description	This session defines methods to receive notifications on adds/changes to `AuctionHouse` objects. This session is intended for consumers needing to synchronize their state with this service without the use of polling. Notifications are cancelled when this session is closed.
Method	canRegisterForAuctionHouseNotifications
Description	Tests if this user can register for `AuctionHouse` notifications. A return of true does not guarantee successful authorization. A return of false indicates that it is known all methods in this session will result in a `PERMISSION_DENIED.` This is intended as a hint to an application that may opt not to offer notification operations.
Return	`boolean`		`false` if notification methods are not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	reliableAuctionHouseNotifications
Description	Reliable notifications are desired. In reliable mode, notifications are to be acknowledged using `acknowledgeAuctionHouseNotification()` .
Compliance	`mandatory`		This method is must be implemented.
Method	unreliableAuctionHouseNotifications
Description	Unreliable notifications are desired. In unreliable mode, notifications do not need to be acknowledged.
Compliance	`mandatory`		This method is must be implemented.
Method	acknowledgeAuctionHouseNotification
Description	Acknowledge an auction house notification.
Parameters	`osid.id.Id`	`notificationId`	the `Id` of the notification
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForNewAuctionHouses
Description	Register for notifications of new auction houses. `AuctionHouseReceiver.newAuctionHouses()` is invoked when a new `AuctionHouse` is created.
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForChangedAuctionHouses
Description	Registers for notification of updated auction houses. `AuctionHouseReceiver.changedAuctionHouses()` is invoked when an auction house is changed.
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForChangedAuctionHouse
Description	Registers for notification of an updated auction house. `AuctionHouseReceiver.changedAuctionHouses()` is invoked when the specified auction house is changed.
Parameters	`osid.id.Id`	`auctionHouseId`	the Id of the `AuctionHouse` to monitor
Errors	NULL_ARGUMENT		`auctionHouseId is null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForDeletedAuctionHouses
Description	Registers for notification of deleted auction houses. `AuctionHouseReceiver.deletedAuctionHouses()` is invoked when an auction house is deleted.
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForDeletedAuctionHouse
Description	Registers for notification of a deleted auction house. `AuctionHouseReceiver.deletedAuctionHouses()` is invoked when the specified auction house is deleted.
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse` to monitor
Errors	NULL_ARGUMENT		`auctionHouseId is null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForChangedAuctionHouseHierarchy
Description	Registers for notification of an updated auction house hierarchy structure. `BiddingReceiver.changedChildOfAuctionHouses()` is invoked when a node experiences a change in its children.
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForChangedAuctionHouseHierarchyForAncestors
Description	`BiddingReceiver.changedChildOfAuctionHouses()` is invoked when the specified node or any of its ancestors experiences a change in its children.
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse` node to monitor
Errors	NULL_ARGUMENT		`auctionHouseId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForChangedAuctionHouseHierarchyForDescendants
Description	`BiddingReceiver.changedChildOfAuctionHouses()` is invoked when the specified node or any of its descendants experiences a change in its children.
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse` node to monitor
Errors	NULL_ARGUMENT		`auctionHouseId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.