OSID - osid.tracking.IssueList Service Interface Definition

Interface	osid.tracking.IssueList
Implements	`osid.OsidList`
Description	Like all `OsidLists,` `IssueList` provides a means for accessing `Issue` elements sequentially either one at a time or many at a time. Examples: while (il.hasNext()) { Issue issue = il.getNextIssue(); } or while (il.hasNext()) { Issue[] issues = il.getNextIssues(il.available()); }
Method	getNextIssue
Description	Gets the next `Issue` in this list.
Return	`osid.tracking.Issue`		the next `Issue` in this list. The `hasNext()` method should be used to test that a next `Issue` 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	getNextIssues
Description	Gets the next set of `Issue` elements in this list. The specified amount must be less than or equal to the return from `available().`
Parameters	`cardinal`	`n`	the number of `Issue` elements requested which must be less than or equal to `available()`
Return	`osid.tracking.Issue[]`		an array of `Issue` 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.