OSID - osid.locale.CalendarConversionSession Service Interface Definition

Interface	osid.locale.CalendarConversionSession
Implements	`osid.OsidSession`
Description	This session defines methods to convert dates across calendar systems.
Method	getSourceCalendarType
Description	Gets the source calendar type used in this session.
Return	`osid.type.Type`		the source calendar type
Compliance	`mandatory`		This method must be implemented.
Method	getSourceTimeType
Description	Gets the source time type used in this session.
Return	`osid.type.Type`		the source time type
Compliance	`mandatory`		This method must be implemented.
Method	getTargetCalendarType
Description	Gets the target calendar type used in this session.
Return	`osid.type.Type`		the target calendar
Compliance	`mandatory`		This method must be implemented.
Method	getTargetTimeType
Description	Gets the target time type used in this session.
Return	`osid.type.Type`		the target time type
Compliance	`mandatory`		This method must be implemented.
Method	canConvertCalendars
Description	Tests if this user can perform calendar conversions. A return of true does not guarantee successful authorization. A return of false indicates that it is known all methods in this session will result in a `PERMISSION_DENIED.` This is intended as a hint to an application that may opt not to offer lookup operations.
Return	`boolean`		`false` if conversion methods are not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	convertCalendar
Description	Converts a date.
Parameters	`osid.calendaring.DateTime`	`sourceDate`	the date to convert
Return	`osid.calendaring.DateTime`		the resulting date
Errors	INVALID_ARGUMENT		`sourceDate.getCalendarType() != getSourceCalendarType()` or `sourceDate.getTimeType() != getSourceTimeType()`
	NULL_ARGUMENT		`sourceDate` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	convertCalendars
Description	Converts dates.
Parameters	`osid.calendaring.DateTimeList`	`sourceDateList`	the dates to convert
Return	`osid.calendaring.DateTimeList`		the resulting dates
Errors	INVALID_ARGUMENT		`sourceDate.getCalendarType() != getSourceCalendarType()` or `sourceDate.getTimeType() != getSourceTimeType()`
	NULL_ARGUMENT		`sourceDateList` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.