OSID - osid.personnel.PositionQuerySession Service Interface Definition

Interface	osid.personnel.PositionQuerySession
Implements	`osid.OsidSession`
Implemented By	`osid.personnel.PositionSearchSession`
Used By	`osid.personnel.PersonnelManager`
Used By	`osid.personnel.PersonnelProxyManager`
Description	This session provides methods for querying `Position` objects. The search query is constructed using the `PositionQuery`. This session defines views that offer differing behaviors for searching. federated realm view: searches include positions in realms of which this realm is an ancestor in the realm hierarchy isolated realm view: searches are restricted to positions in this realm Positions may have a query record indicated by their respective record types. The query record is accessed via the `PositionQuery`. The returns in this session may not be cast directly to these interfaces.
Method	getRealmId
Description	Gets the `Realm` `Id` associated with this session.
Return	`osid.id.Id`		the `Realm Id` associated with this session
Compliance	`mandatory`		This method must be implemented.
Method	getRealm
Description	Gets the `Realm` associated with this session.
Return	`osid.personnel.Realm`		the realm
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	canSearchPositions
Description	Tests if this user can perform `Position` searches. 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 wish not to offer search operations to unauthorized users.
Return	`boolean`		`false` if search methods are not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	useFederatedRealmView
Description	Federates the view for methods in this session. A federated view will include positions in realms which are children of this realm in the realm hierarchy.
Compliance	`mandatory`		This method is must be implemented.
Method	useIsolatedRealmView
Description	Isolates the view for methods in this session. An isolated view restricts searches to this realm only.
Compliance	`mandatory`		This method is must be implemented.
Method	getPositionQuery
Description	Gets a position query.
Return	`osid.personnel.PositionQuery`		the position query
Compliance	`mandatory`		This method must be implemented.
Method	getPositionsByQuery
Description	Gets a list of positions matching the given position query.
Parameters	`osid.personnel.PositionQuery`	`positionQuery`	the position query
Return	`osid.personnel.PositionList`		the returned `PositionList`
Errors	NULL_ARGUMENT		`positionQuery` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
	UNSUPPORTED		`positionQuery` is not of this service
Compliance	`mandatory`		This method must be implemented.