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SPPrincipal Class

Windows SharePoint Services 3

Represents a user or group that can be assigned permissions in Windows SharePoint Services to control security.

Namespace:  Microsoft.SharePoint
Assembly:  Microsoft.SharePoint (in Microsoft.SharePoint.dll)

[SharePointPermissionAttribute(SecurityAction.LinkDemand, ObjectModel = true)]
[SharePointPermissionAttribute(SecurityAction.InheritanceDemand, ObjectModel = true)]
public abstract class SPPrincipal : SPMember

When a user or group is added to a site, the user or group is the principal. The SPPrincipal object can represent one of the following types of users or groups:

  • Windows user

  • Windows group

  • Non-Windows user (provided through ASP.NET membership provider)

  • Non-Windows group (provided through ASP.NET roles provider)

  • SharePoint groups

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
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