OSID - osid.calendaring.batch.TimePeriodBatchForm Service Interface Definition

Interface	osid.calendaring.batch.TimePeriodBatchForm
Implements	`osid.calendaring.TimePeriodForm`
Used By	`osid.calendaring.batch.TimePeriodBatchFormList`
Description	This is the form for creating and updating time periods in bulk. Like all `OsidForm` objects, various data elements may be set here for use in the create and update methods in the `TimePeriodBatchAdminSession`. For each data element that may be set, metadata may be examined to provide display hints or data constraints.
Method	getTimePeriodId
Description	Gets the `Id` of the time period to be updated if this is an update transaction.
Return	`osid.id.Id`	the time period `Id`
Errors	ILLEGAL_STATE	`isForUpdate()` is `false`
Compliance	`mandatory`	This method must be implemented.