Condividi tramite


FilterBase Class

Represents the class that data filters are based on. Inherit from this class to make a new filter, or reference this class when performing operations on filters in general. A FilterBase object filters external system data according to specified criteria.

Inheritance Hierarchy

System.Object
  System.MarshalByRefObject
    Microsoft.SharePoint.BusinessData.Runtime.FilterBase
      Microsoft.SharePoint.BusinessData.Runtime.SystemFilter
      Microsoft.SharePoint.BusinessData.Runtime.UserInputFilter

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

Syntax

'Declaration
<SharePointPermissionAttribute(SecurityAction.Demand, ObjectModel := True)> _
<SharePointPermissionAttribute(SecurityAction.InheritanceDemand, ObjectModel := True)> _
Public MustInherit Class FilterBase _
    Inherits MarshalByRefObject _
    Implements IFilter
'Usage
Dim instance As FilterBase
[SharePointPermissionAttribute(SecurityAction.Demand, ObjectModel = true)]
[SharePointPermissionAttribute(SecurityAction.InheritanceDemand, ObjectModel = true)]
public abstract class FilterBase : MarshalByRefObject, 
    IFilter

Thread Safety

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

See Also

Reference

FilterBase Members

Microsoft.SharePoint.BusinessData.Runtime Namespace