OSID - osid.billing.batch.PeriodBatchFormList Service Interface Definition

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