OSID - osid.voting.VoterAllocationLookupSession Service Interface Definition

Interface	osid.voting.VoterAllocationLookupSession
Implements	`osid.OsidSession`
Used By	`osid.voting.VotingManager`
Used By	`osid.voting.VotingProxyManager`
Description	This session provides methods for looking up voter allocations. This session defines views that offer differing behaviors when retrieving multiple objects. comparative view: elements may be silently omitted or re-ordered plenary view: provides a complete set or is an error condition
Method	getPollsId
Description	Gets the `Polls` `Id` associated with this session.
Return	`osid.id.Id`		the `Polls Id` associated with this session
Compliance	`mandatory`		This method must be implemented.
Method	getPolls
Description	Gets the `Polls` associated with this session.
Return	`osid.voting.Polls`		the polls
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	canLookupVoterAllocations
Description	Tests if this user can access voter allocations. 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 relationship operations.
Return	`boolean`		`false` if voter allocation lookup methods are not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	useComparativeVoterAllocationView
Description	The returns from the lookup methods may omit or translate elements based on this session, such as authorization, and not result in an error. This view is used when greater interoperability is desired at the expense of precision.
Compliance	`mandatory`		This method is must be implemented.
Method	usePlenaryVoterAllocationView
Description	A complete view of the voter allocation returns is desired. Methods will return what is requested or result in an error. This view is used when greater precision is desired at the expense of interoperability.
Compliance	`mandatory`		This method is must be implemented.
Method	getVoterAllocation
Description	Gets a `VoterAllocation` specified by the race and voter.
Parameters	`osid.id.Id`	`raceId`	`Id` of the `Race`
Parameters	`osid.id.Id`	`resourceId`	`Id` of the `Resource`
Return	`osid.voting.VoterAllocation`		the voter allocation
Errors	NOT_FOUND		`raceId` or `resourceId` not found
	NULL_ARGUMENT		`raceId` or `resourceId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method is must be implemented.
Method	getVoterAllocationsByRecordType
Description	Gets the voter allocations for the voter allocation record type. In plenary mode, the returned list contains all known allocations or an error results. Otherwise, the returned list may contain only those allocations that are accessible through this session.
Parameters	`osid.type.Type`	`voterAllocationRecordType`	a voter allocation record type
Return	`osid.voting.VoterAllocationList`		the voter allocations
Errors	NULL_ARGUMENT		`voterAllocationRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	getVoterAllocationsByRace
Description	Gets the `VoterAllocations` in a race.
Parameters	`osid.id.Id`	`raceId`	`Id` of a `Race`
Return	`osid.voting.VoterAllocationList`		the voter allocations
Errors	NOT_FOUND		`candidateId` is not found
	NULL_ARGUMENT		`candidateId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	getVoterAllocationsByVoter
Description	Gets the `VoterAllocations` for a voter.
Parameters	`osid.id.Id`	`resourceId`	`Id` of a `Resource`
Return	`osid.voting.VoterAllocationList`		the voter allocations
Errors	NOT_FOUND		`resourceId` is not found
	NULL_ARGUMENT		`resourceId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	getVoterAllocationsByVoterForBallot
Description	Gets the `VoterAllocations` for a voter on a ballot.
Parameters	`osid.id.Id`	`ballotId`	`Id` of a `Ballot`
Parameters	`osid.id.Id`	`resourceId`	`Id` of a `Resource`
Return	`osid.voting.VoterAllocationList`		the voter allocations
Errors	NOT_FOUND		`ballotId` or `resourceId` is not found
	NULL_ARGUMENT		`ballotId` or `resourceId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	getVoterAllocations
Description	Gets all `VoterAllocations` on this ballot.
Return	`osid.voting.VoterAllocationList`		the voter allocations
Errors	OPERATION_FAILED		unable to complete request
Errors	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.