OSID - osid.ontology.Relevancy Service Interface Definition

Interface	osid.ontology.Relevancy
Implements	`osid.OsidRelationship`
Used By	`osid.ontology.RelevancyAdminSession`
	`osid.ontology.RelevancyList`
	`osid.ontology.RelevancyLookupSession`
Description	A `Relevancy` maps an `Id` to an `Subject`.
Method	getSubjectId
Description	Gets the subject `Id`.
Return	`osid.id.Id`		the subject `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getSubject
Description	Gets the `Subject`.
Return	`osid.ontology.Subject`		the subject
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getMappedId
Description	Gets the `Id` mapped to this `Subject`.
Return	`osid.id.Id`		a mapped `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getRelevancyRecord
Description	Gets the relevancy record corresponding to the given `Relevancy` record `Type`. This method must is to retrieve an object implementing the requested record. The `relevancyRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(relevancyRecordType)` is `true`.
Parameters	`osid.type.Type`	`relevancyRecordType`	the type of the record to retrieve
Return	`osid.ontology.records.RelevancyRecord`		the relevancy record
Errors	NULL_ARGUMENT		`relevancyRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(relevancyRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.