OSID - osid.control.SceneList Service Interface Definition

Interface	osid.control.SceneList
Implements	`osid.OsidList`
Used By	`osid.control.SceneLookupSession`
	`osid.control.SceneQuerySession`
	`osid.control.SceneSearchResults`
	`osid.control.SceneSystemSession`
	`osid.control.Trigger`
Description	Like all `OsidLists`, `SceneList` provides a means for accessing `Scene` elements sequentially either one at a time or many at a time. Examples: while (sl.hasNext()) { Scene scene = sl.getNextScene(); } or while (sl.hasNext()) { Scene[] scenes = sl.getNextScenesspl.available()); }
Method	getNextScene
Description	Gets the next `Scene` in this list.
Return	`osid.control.Scene`		the next `Scene` in this list. The `hasNext()` method should be used to test that a next `Scene` 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	getNextScenes
Description	Gets the next set of `Scene` elements in this list. The specified amount must be less than or equal to the return from `available()`.
Parameters	`cardinal`	`n`	the number of `Scene` elements requested which must be less than or equal to `available()`
Return	`osid.control.Scene[]`		an array of `Scene` 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.