OSID - osid.offering.CatalogueNodeList Service Interface Definition

Interface	osid.offering.CatalogueNodeList
Implements	`osid.OsidList`
Used By	`osid.offering.CatalogueNode`
Description	Like all `OsidLists`, `CatalogueNodeList` provides a means for accessing `CatalogueNode` elements sequentially either one at a time or many at a time. Examples: while (rnl.hasNext()) { CatalogueNode node = rnl.getNextCatalogueNode(); } or while (rnl.hasNext()) { CatalogueNode[] nodes = rnl.getNextCatalogueNodes(rnl.available()); }
Method	getNextCatalogueNode
Description	Gets the next `CatalogueNode` in this list.
Return	`osid.offering.CatalogueNode`		the next `CatalogueNode` in this list. The `hasNext()` method should be used to test that a next `CatalogueNode` 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	getNextCatalogueNodes
Description	Gets the next set of `CatalogueNode` elements in this list. The specified amount must be less than or equal to the return from `available()`.
Parameters	`cardinal`	`n`	the number of `CatalogueNode` elements requested which must be less than or equal to `available()`
Return	`osid.offering.CatalogueNode[]`		an array of `CatalogueNode` 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.