OSID - osid.cataloging.Catalog Service Interface Definition

Interface	osid.cataloging.Catalog
Implements	`osid.OsidCatalog`
Description	A `Catalog` represents a collection of entries. Like all OSID objects, a `Catalog` is identified by its `Id` and any persisted references should use the `Id.` `getCatalogRecord()` should be used to retrieve any record corresponding to arecord `Type.` The existence of the record must not be assumed until requested at which point it is safe to cast into the record indicated by the type.
Method	getCatalogRecord
Description	Gets the catalog record corresponding to the given `Catalog` record `Type.` This method is used to retrieve an object implementing the requested record. The `catalogRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(catalogRecordType)` is `true` .
Parameters	`osid.type.Type`	`catalogRecordType`	a type of the record to retrieve
Return	`osid.cataloging.records.CatalogRecord`		the catalog record
Errors	NULL_ARGUMENT		`catalogRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(catalogRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.