OSID - osid.course.CourseList Service Interface Definition

Interface	osid.course.CourseList
Implements	`osid.OsidList`
Used By	`osid.course.Course`
	`osid.course.CourseCourseCatalogSession`
	`osid.course.CourseLookupSession`
	`osid.course.CourseOffering`
	`osid.course.CourseQuerySession`
	`osid.course.CourseSearchResults`
	`osid.course.program.CourseProgramLookupSession`
	`osid.course.requisite.CourseRequirement`
	`osid.learning.Activity`
Description	Like all `OsidLists` , `CourseList` provides a means for accessing `Course` elements sequentially either one at a time or many at a time. Examples: while (cl.hasNext()) { Course course = cl.getNextCourse(); } or while (cl.hasNext()) { Course[] courses = cl.getNextCourses(cl.available()); }
Method	getNextCourse
Description	Gets the next `Course` in this list.
Return	`osid.course.Course`		the next `Course` in this list. The `hasNext()` method should be used to test that a next `Course` 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	getNextCourses
Description	Gets the next set of `Course` elements in this list. The specified amount must be less than or equal to the return from `available()` .
Parameters	`cardinal`	`n`	the number of `Course` elements requested which must be less than or equal to `available()`
Return	`osid.course.Course[]`		an array of `Course` 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.