OSID - osid.tracking.rules.QueueConstrainerNotificationSession Service Interface Definition

Interface	osid.tracking.rules.QueueConstrainerNotificationSession
Implements	`osid.OsidSession`
Description	This session defines methods to receive notifications on adds/changes to `QueueConstrainer` objects in this `FrontFront Office.` This also includes existing `QueueConstrainers` that may appear or disappear due to changes in the `FrontOffice` hierarchy, 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. The two views defined in this session correspond to the views in the `QueueConstrainerLookupSession.`
Method	getFrontOfficeId
Description	Gets the `FrontOffice` `Id` associated with this session.
Return	`osid.id.Id`		the `FrontOffice Id` associated with this session
Compliance	`mandatory`		This method must be implemented.
Method	getFrontOffice
Description	Gets the `FrontOffice` associated with this session.
Return	`osid.tracking.FrontOffice`		the office
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	canRegisterForQueueConstrainerNotifications
Description	Tests if this user can register for `QueueConstrainer` 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	useFederatedFrontOfficeView
Description	Federates the view for methods in this session. A federated view will include in front offices which are children of this front office in the front office hierarchy.
Compliance	`mandatory`		This method is must be implemented.
Method	useIsolatedFrontOfficeView
Description	Isolates the view for methods in this session. An isolated view restricts notifications to this front office only.
Compliance	`mandatory`		This method is must be implemented.
Method	registerForNewQueueConstrainers
Description	Register for notifications of new queue constrainers. `QueueConstrainerReceiver.newQueueConstrainers()` is invoked when a new `QueueConstrainer` appears in this front office.
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForChangedQueueConstrainers
Description	Registers for notification of updated front office. `QueueConstrainerReceiver.changedQueueConstrainers()` is invoked when a queue constrainer in this front office is changed.
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForChangedQueueConstrainer
Description	Registers for notification of an updated queue constrainer. `ProvisionableReceiver.changedQueueConstrainers()` is invoked when the specified queue constrainer in this front office is changed.
Parameters	`osid.id.Id`	`queueConstrainerId`	the `Id` of the `QueueConstrainer` to monitor
Errors	NOT_FOUND		a queue constrainer was not found in this queue matchmaker identified by the given `Id`
	NULL_ARGUMENT		`queueConstrainerId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForDeletedQueueConstrainers
Description	Registers for notification of deleted queue constrainers. `QueueConstrainerReceiver.deletedQueueConstrainers()` is invoked when a queue constrainer is deleted or removed from this front office.
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	registerForDeletedQueueConstrainer
Description	Registers for notification of a deleted queue constrainer. `QueueConstrainerReceiver.deletedQueueConstrainers()` is invoked when the specified queue constrainer is deleted or removed from this front office.
Parameters	`osid.id.Id`	`queueConstrainerId`	the `Id` of the `QueueConstrainer` to monitor
Errors	NOT_FOUND		a queue constrainer was not found in this queue matchmaker identified by the given `Id`
	NULL_ARGUMENT		`queueConstrainerId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.