OSID - osid.authentication.AgencyQuerySession Service Interface Definition

Interface	osid.authentication.AgencyQuerySession
Implements	`osid.OsidSession`
Implemented By	`osid.authentication.AgencySearchSession`
Description	This session provides methods for searching among `Agency` objects. The search query is constructed using the `AgencyQuery`. Agencies may have a query record indicated by their respective record types. The query record is accessed via the `AgencyQuery`.
Method	canSearchAgencies
Description	Tests if this user can perform `Agency` 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 app
Return	`boolean`		`false` if search methods are not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	getAgencyQuery
Description	Gets an agency query.
Return	`osid.authentication.AgencyQuery`		an agency query
Compliance	`mandatory`		This method must be implemented.
Method	getAgenciesByQuery
Description	Gets a list of `Agency` objects matching the given agency query.
Parameters	`osid.authentication.AgencyQuery`	`agencyQuery`	the agency query
Return	`osid.authentication.AgencyList`		the returned `AgencyList`
Errors	NULL_ARGUMENT		`agencyQuery` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
	UNSUPPORTED		`agencyQuery` is not of this service
Compliance	`mandatory`		This method must be implemented.