OSID - osid.course.CourseOfferingList Service Interface Definition

Interface	osid.course.CourseOfferingList
Implements	`osid.OsidList`
Used By	`osid.course.CourseOfferingCourseCatalogSession`
	`osid.course.CourseOfferingLookupSession`
	`osid.course.CourseOfferingQuerySession`
	`osid.course.CourseOfferingSearchResults`
Description	Like all `OsidLists`, `CourseOfferingList` provides a means for accessing `CourseOffering` elements sequentially either one at a time or many at a time. Examples: while (col.hasNext()) { CourseOffering offering = col.getNextCourseOffering(); } or while (col.hasNext()) { CourseOffering[] offerings = col.getNextCourseOfferings(col.available()); }
Method	getNextCourseOffering
Description	Gets the next `CourseOffering` in this list.
Return	`osid.course.CourseOffering`		the next `CourseOffering` in this list. The `hasNext()` method should be used to test that a next `CourseOffering` is available before calling this method.
Errors	ILLEGAL_STATE		no more elements available in this list
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getNextCourseOfferings
Description	Gets the next set of `CourseOffering` elements in this list. The specified amount must be less than or equal to the return from `available()`.
Parameters	`cardinal`	`n`	the number of `CourseOffering` elements requested which must be less than or equal to `available()`
Return	`osid.course.CourseOffering[]`		an array of `CourseOffering` elements. The length of the array is less than or equal to the number specified.
Errors	ILLEGAL_STATE		no more elements available in this list
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.