OSID - osid.blogging.BlogQuerySession Service Interface Definition

Interface	osid.blogging.BlogQuerySession
Implements	`osid.OsidSession`
Implemented By	`osid.blogging.BlogSearchSession`
Used By	`osid.blogging.BloggingManager`
Used By	`osid.blogging.BloggingProxyManager`
Description	This session provides methods for searching among `Blogs`. The search query is constructed using the `BlogQuery`. Blogs may have a query record indicated by their respective record types. The query record is accessed via the `BlogQuery`.
Method	canSearchBlogs
Description	Tests if this user can perform `Blog` searches. A return of true does not guarantee successful authorization. A return of false indicates that it is known all methods in this session will result in a `PERMISSION_DENIED`. This is intended as a hint to an application that may opt not to offer search operations to unauthorized users.
Return	`boolean`		`false` if search methods are not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	getBlogQuery
Description	Gets a blog query. The returned query will not have an extension query.
Return	`osid.blogging.BlogQuery`		the blog query
Compliance	`mandatory`		This method must be implemented.
Method	getBlogsByQuery
Description	Gets a list of `Blogs` matching the given search.
Parameters	`osid.blogging.BlogQuery`	`blogQuery`	the blog query
Return	`osid.blogging.BlogList`		the returned `BlogList`
Errors	NULL_ARGUMENT		`blogQuery` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
	UNSUPPORTED		a `blogQuery` is not of this service
Compliance	`mandatory`		This method must be implemented.