OSID - osid.assessment.Assessment Service Interface Definition

Interface	osid.assessment.Assessment
Implements	`osid.OsidObject`
Used By	`osid.assessment.Assessment`
	`osid.assessment.AssessmentAdminSession`
	`osid.assessment.AssessmentList`
	`osid.assessment.AssessmentLookupSession`
	`osid.assessment.AssessmentOffered`
	`osid.assessment.authoring.AssessmentPart`
	`osid.course.chronicle.AssessmentEntry`
	`osid.course.chronicle.AwardEntry`
	`osid.course.requisite.AssessmentRequirement`
	`osid.learning.Objective`
Description	An `Assessment` represents a sequence of assessment items. Like all OSID objects, an `Assessment` is identified by its `Id` and any persisted references should use the `Id`. An `Assessment` may have an accompanying rubric used for assessing performance. The rubric assessment is established canonically in this `Assessment`.
Method	getLevelId
Description	Gets the `Id` of a `Grade` corresponding to the assessment difficulty.
Return	`osid.id.Id`		a grade `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getLevel
Description	Gets the `Grade` corresponding to the assessment difficulty.
Return	`osid.grading.Grade`		the level
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	hasRubric
Description	Tests if a rubric assessment is associated with this assessment.
Return	`boolean`		`true` if a rubric is available, `false` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	getRubricId
Description	Gets the `Id` of the rubric.
Return	`osid.id.Id`		an assessment `Id`
Errors	ILLEGAL_STATE		`hasRubric()` is `false`
Compliance	`mandatory`		This method must be implemented.
Method	getRubric
Description	Gets the rubric.
Return	`osid.assessment.Assessment`		the assessment
Errors	ILLEGAL_STATE		`hasRubric()` is `false`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getAssessmentRecord
Description	Gets the assessment record corresponding to the given `Assessment` record `Type`. This method is used to retrieve an object implementing the requested record. The `assessmentRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(assessmentRecordType)` is `true`.
Parameters	`osid.type.Type`	`assessmentRecordType`	the type of the record to retrieve
Return	`osid.assessment.records.AssessmentRecord`		the assessment record
Errors	NULL_ARGUMENT		`assessmentRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(assessmentRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.