OSID - osid.resourcing.Effort Service Interface Definition

Interface	osid.resourcing.Effort
Implements	`osid.OsidRelationship`
Used By	`osid.resourcing.EffortAdminSession`
	`osid.resourcing.EffortList`
	`osid.resourcing.EffortLookupSession`
Description	An `Effort` captures actual time spent on a commission. The time spent may be used to further qualify the effort that took place within the effective dates. Multiple efforts may be logged between a resource and a commission to capture discontiguous periosds of time.
Method	getResourceId
Description	Gets the `Id` of the resource.
Return	`osid.id.Id`		the resource `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getResource
Description	Gets the resource.
Return	`osid.resource.Resource`		the resource
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getCommissionId
Description	Gets the `Id` of the commission.
Return	`osid.id.Id`		the commission `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getCommission
Description	Gets the commission.
Return	`osid.resourcing.Commission`		the commission
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getTimeSpent
Description	Gets the time spent on this commission.
Return	`osid.calendaring.Duration`		the time spent
Compliance	`mandatory`		This method must be implemented.
Method	getEffortRecord
Description	Gets the effort record corresponding to the given `Effort` record `Type`.This method is used to retrieve an object implementing the requested record. The `effortRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(effortRecordType)` is `true`.
Parameters	`osid.type.Type`	`effortRecordType`	the type of effort record to retrieve
Return	`osid.resourcing.records.EffortRecord`		the effort record
Errors	NULL_ARGUMENT		`effortRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(effortRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.