OSID - osid.offering.Participant Service Interface Definition

Interface	osid.offering.Participant
Implements	`osid.OsidRelationship`
Description	A `Participant` in an `OsidRelationship` between an `Offering` and a `Resource.`
Method	getOfferingId
Description	Gets the `Id` of the offering to which this participant is assigned.
Return	`osid.id.Id`		the `Offering` `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getOffering
Description	Gets the offering for this participant.
Return	`osid.offering.Offering`		the `Offering`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getResourceId
Description	Gets the `Id` of the resource.
Return	`osid.id.Id`		the `Resource` `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getResource
Description	Gets the resource for this participant.
Return	`osid.resource.Resource`		the `Resource`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getTimePeriodId
Description	Gets the `Id` of the time period.
Return	`osid.id.Id`		the `TimePeriod` `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getTimePeriod
Description	Gets the time period for this participant.
Return	`osid.calendaring.TimePeriod`		the `TimePeriod`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	hasResults
Description	Tests if there are result options that inform or constrain the results.
Return	`boolean`		`true` if there are results, `false` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	getResultOptionIds
Description	Gets the various result option `Ids` applied to this participation.
Return	`osid.id.IdList`		the returned list of grading option `Ids`
Errors	ILLEGAL_STATE		`hasResults()` is `false`
Compliance	`mandatory`		This method must be implemented.
Method	getResultOptions
Description	Gets the various result option `Ids` applied to this participation.
Return	`osid.grading.GradeSystemList`		the returned list of grading options
Errors	ILLEGAL_STATE		`hasResults()` is `false`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getParticipantRecord
Description	Gets the record corresponding to the given `Participant` record `Type.` This method is used to retrieve an object implementing the requested record. The `participantRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(participantRecordType)` is `true` .
Parameters	`osid.type.Type`	`participantRecordType`	the type of participant record to retrieve
Return	`osid.offering.records.ParticipantRecord`		the participant record
Errors	NULL_ARGUMENT		`participantRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(participantRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.