OSID - osid.control.SettingQuerySession Service Interface Definition

Interface	osid.control.SettingQuerySession
Implements	`osid.OsidSession`
Implemented By	`osid.control.SettingSearchSession`
Used By	`osid.control.ControlManager`
Used By	`osid.control.ControlProxyManager`
Description	This session provides methods for searching among `Settings`. The search query is constructed using the `SettingQuery`. This session defines views that offer differing behaviors for searching. federated system view: searches include settings in systems of which this system is an ancestor in the system hierarchy isolated system view: searches are restricted to settings in this system settings may have a query record indicated by their respective record types. The query record is accessed via the `SettingQuery`.
Method	getSystemId
Description	Gets the `System` `Id` associated with this session.
Return	`osid.id.Id`		the `System Id` associated with this session
Compliance	`mandatory`		This method must be implemented.
Method	getSystem
Description	Gets the `System` associated with this session.
Return	`osid.control.System`		the system
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	canSearchSettings
Description	Tests if this user can perform `Setting` lookups. 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 not offer lookup operations to unauthorized users.
Return	`boolean`		`false` if search methods are not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	useFederatedSystemView
Description	Federates the view for methods in this session. A federated view will include settings in systems which are children of this system in the system hierarchy.
Compliance	`mandatory`		This method is must be implemented.
Method	useIsolatedSystemView
Description	Isolates the view for methods in this session. An isolated view restricts lookups to this system only.
Compliance	`mandatory`		This method is must be implemented.
Method	getSettingQuery
Description	Gets a setting query.
Return	`osid.control.SettingQuery`		the setting query
Compliance	`mandatory`		This method must be implemented.
Method	getSettingsByQuery
Description	Gets a list of `Settings` matching the given setting query.
Parameters	`osid.control.SettingQuery`	`settingQuery`	the setting query
Return	`osid.control.SettingList`		the returned `SettingList`
Errors	NULL_ARGUMENT		`settingQuery` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
	UNSUPPORTED		`settingQuery` is not of this service
Compliance	`mandatory`		This method must be implemented.