OSID - osid.course.plan.Plan Service Interface Definition

Interface	osid.course.plan.Plan
Implements	`osid.OsidRelationship`
Used By	`osid.course.plan.Lesson`
	`osid.course.plan.PlanAdminSession`
	`osid.course.plan.PlanList`
	`osid.course.plan.PlanLookupSession`
Description	A `Plan` is an `OsidRelationship` to apply a `Syllabus` to a `CourseOffering` . The `Plans` within a `Plan` must be to the same `Syllabus` indicated by the `Plan` and the `CourseOffering` must be to the same `Course` as the `Syllabus`.
Method	getSyllabusId
Description	Gets the `Id` of the syllabus.
Return	`osid.id.Id`		the syllabus `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getSyllabus
Description	Gets the syllabus.
Return	`osid.course.syllabus.Syllabus`		the syllabus
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getCourseOfferingId
Description	Gets the `Id` of the course offering.
Return	`osid.id.Id`		the course offering `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getCourseOffering
Description	Gets the course offering.
Return	`osid.course.CourseOffering`		the course offering
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getModuleIds
Description	Gets the modules to apply to this plan.
Return	`osid.id.IdList`		the module `Ids`
Compliance	`mandatory`		This method must be implemented.
Method	getModules
Description	Gets the modules to apply to this plan.
Return	`osid.course.syllabus.ModuleList`		the module
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getPlanRecord
Description	Gets the plan record corresponding to the given `Plan` record `Type`.This method must be used to retrieve an object implementing the requested record. The `planRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(planRecordType)` is `true`.
Parameters	`osid.type.Type`	`planRecordType`	the type of plan record to retrieve
Return	`osid.course.plan.records.PlanRecord`		the plan record
Errors	NULL_ARGUMENT		`planRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(planRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.