OSID - osid.course.program.ProgramOfferingList Service Interface Definition

Interface	osid.course.program.ProgramOfferingList
Implements	`osid.OsidList`
Used By	`osid.course.program.ProgramOfferingCourseCatalogSession`
	`osid.course.program.ProgramOfferingLookupSession`
	`osid.course.program.ProgramOfferingQuerySession`
	`osid.course.program.ProgramOfferingSearchResults`
Description	Like all `OsidLists`, `ProgramOfferingList` provides a means for accessing `ProgramOffering` elements sequentially either one at a time or many at a time. Examples: while (pol.hasNext()) { ProgramOffering offering = pol.getNextProgramOffering(); } or while (pol.hasNext()) { ProgramOffering[] offerings = pol.getNextProgramOfferings(pol.available()); }
Method	getNextProgramOffering
Description	Gets the next `ProgramOffering` in this list.
Return	`osid.course.program.ProgramOffering`		the next `ProgramOffering` in this list. The `hasNext()` method should be used to test that a next `ProgramOffering` 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	getNextProgramOfferings
Description	Gets the next set of `ProgramOffering` elements in this list. The specified amount must be less than or equal to the return from `available()`.
Parameters	`cardinal`	`n`	the number of `ProgramOffering` elements requested which must be less than or equal to `available()`
Return	`osid.course.program.ProgramOffering[]`		an array of `ProgramOffering` 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.