OSID - osid.journaling.JournalList Service Interface Definition

Interface	osid.journaling.JournalList
Implements	`osid.OsidList`
Used By	`osid.journaling.JournalHierarchySession`
	`osid.journaling.JournalLookupSession`
	`osid.journaling.JournalQuerySession`
	`osid.journaling.JournalSearchResults`
Description	Like all `OsidLists`, `JournalList` provides a means for accessing `Journal` elements sequentially either one at a time or many at a time. Examples: while (jl.hasNext()) { Journal journal = jl.getNextJournal(); } or while (jl.hasNext()) { Journal[] journal = jl.getNextJournals(jl.available()); }
Method	getNextJournal
Description	Gets the next `Journal` in this list.
Return	`osid.journaling.Journal`		the next `Journal` in this list. The `hasNext()` method should be used to test that a next `Journal` 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	getNextJournals
Description	Gets the next set of `Journal` elements in this list. The specified amount must be less than or equal to the return from `available()`.
Parameters	`cardinal`	`n`	the number of `Journal` elements requested which must be less than or equal to `available()`
Return	`osid.journaling.Journal[]`		an array of `Journal` 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.