SharePoint 2010 object model classes

Here there are some SharePoint Object model classes.

In the top SPFarm class is there.

SPFarm: This reference the entire SharePoint Server Farm.

By using this you can create a new farm or you can connect to a existing a existing farm.

Namespace: Microsoft.SharePoint.Administration

SPServer: By using this class you can browse through the collections of servers belongs to the Farm.

SPSite: Represent a Site collection.

SPWeb: Represent a web site.

SPUserToken: The SPUserToken class represents a token for a valid SharePoint user.

SPList: SPList corresponds to a single list instance, whether that is a list of items or a document library.

SPListItem: This defines a reference to a specific item of a list.

SPDocumentLibrary: This type represents a document library.

SPFile: This class is used to enumerate the files contained in a document library.

SPPrincipal: This class is the parent class for SPGroup and SPUser.

SPControl: This class we need while developing web controls or Web Parts.

SPContext: This is a very useful class and it has some direct methods to access useful information about current requests.