OSID - osid.commenting.Book Service Interface Definition

Interface	osid.commenting.Book
Implements	`osid.OsidCatalog`
Used By	`osid.commenting.BookAdminSession`
	`osid.commenting.BookList`
	`osid.commenting.BookLookupSession`
	`osid.commenting.BookNode`
	`osid.commenting.CommentAdminSession`
	`osid.commenting.CommentLookupSession`
	`osid.commenting.CommentNotificationSession`
	`osid.commenting.CommentQuerySession`
	`osid.commenting.CommentSmartBookSession`
	`osid.commenting.RatingLookupSession`
Description	A `Book` represents a collection of comments. Like all OSID objects, a `Book` is identified by its `Id` and any persisted references should use the `Id`.
Method	getBookRecord
Description	Gets the book record corresponding to the given `Book` record `Type`.This method is used to retrieve an object implementing the requested record. The `bookRecordType` may be the `Type` returned in `getRecordTypes()` or any of its parents in a `Type` hierarchy where `hasRecordType(bookRecordType)` is `true`.
Parameters	`osid.type.Type`	`bookRecordType`	the type of book record to retrieve
Return	`osid.commenting.records.BookRecord`		the book record
Errors	NULL_ARGUMENT		`bookRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(bookRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.