OSID - osid.acknowledgement.Credit Service Interface Definition

Interface	osid.acknowledgement.Credit
Implements	`osid.OsidRelationship`
Used By	`osid.acknowledgement.CreditAdminSession`
	`osid.acknowledgement.CreditList`
	`osid.acknowledgement.CreditLookupSession`
Description	A `Credit` relates a `Resource` with a reference to an `Id`.
Method	getReferenceId
Description	Gets the `Id` of the referenced object.
Return	`osid.id.Id`		the reference `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getResourceId
Description	Gets the `Id` of the resource in this credit.
Return	`osid.id.Id`		the `Resource` `Id`
Compliance	`mandatory`		This method must be implemented.
Method	getResource
Description	Gets the resource in this credit.
Return	`osid.resource.Resource`		the `Resource`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getCreditRecord
Description	Gets the record corresponding to the given `Credit` record `Type`.This method is used to retrieve an object implementing the requested record. The `creditRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(creditRecordType)` is `true`.
Parameters	`osid.type.Type`	`creditRecordType`	the type of credit record to retrieve
Return	`osid.acknowledgement.records.CreditRecord`		the credit record
Errors	NULL_ARGUMENT		`creditRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(creditRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.