OSID - osid.mapping.path.SignalSearchOrder Service Interface Definition

Interface	osid.mapping.path.SignalSearchOrder
Implements	`osid.OsidRuleSearchOrder`
Description	An interface for specifying the ordering of search results.
Method	orderByPath
Description	Specifies a preference for ordering the results by path.
Parameters	`osid.SearchOrderStyle`	`style`	search order style
Errors	NULL_ARGUMENT		`style` is `null`
Compliance	`mandatory`		This method must be implemented.
Method	supportsPathSearchOrder
Description	Tests if a search order for the path is available.
Return	`boolean`		`true` if a path search order is available, `false` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	getPathSearchOrder
Description	Gets a path search order.
Return	`osid.mapping.path.PathSearchOrder`		the path search order
Errors	UNIMPLEMENTED		`supportsPathSearchOrder()` is `false`
Compliance	`optional`		This method must be implemented if `supportsPathSearchOrder()` is `true.`
Method	getSignalSearchOrderRecord
Description	Gets the signal search order record corresponding to the given signal record `Type.` Multiple retrievals return the same underlying object.
Parameters	`osid.type.Type`	`signalRecordType`	a signal record type
Return	`osid.mapping.path.records.SignalSearchOrderRecord`		the signal search order record
Errors	NULL_ARGUMENT		`signalRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(signalRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.