OSID - osid.ordering.rules.PriceEnablerList Service Interface Definition

Interface	osid.ordering.rules.PriceEnablerList
Implements	`osid.OsidList`
Used By	`osid.ordering.rules.PriceEnablerLookupSession`
	`osid.ordering.rules.PriceEnablerQuerySession`
	`osid.ordering.rules.PriceEnablerRuleLookupSession`
	`osid.ordering.rules.PriceEnablerSearchResults`
	`osid.ordering.rules.PriceEnablerStoreSession`
Description	Like all `OsidLists`, `PriceEnablerList` provides a means for accessing `PriceEnabler` elements sequentially either one at a time or many at a time. Examples: while (pel.hasNext()) { PriceEnabler enabler = pel.getNextPriceEnabler(); } or while (pel.hasNext()) { PriceEnabler[] enablers = pel.getNextPriceEnablers(pel.available()); }
Method	getNextPriceEnabler
Description	Gets the next `PriceEnabler` in this list.
Return	`osid.ordering.rules.PriceEnabler`		the next `PriceEnabler` in this list. The `hasNext()` method should be used to test that a next `PriceEnabler` 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	getNextPriceEnablers
Description	Gets the next set of `PriceEnabler` elements in this list. The specified amount must be less than or equal to the return from `available()`.
Parameters	`cardinal`	`n`	the number of `PriceEnabler` elements requested which must be less than or equal to `available()`
Return	`osid.ordering.rules.PriceEnabler[]`		an array of `PriceEnabler` 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.