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ETagAttribute Class

This attribute on an entity type is used to specify the properties that determine changes in content.

Inheritance Hierarchy

System.Object
  System.Attribute
    System.Data.Services.ETagAttribute

Namespace:  System.Data.Services
Assembly:  Microsoft.Data.Services (in Microsoft.Data.Services.dll)

Syntax

'Declaration
<AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple := False, Inherited := True)> _
Public NotInheritable Class ETagAttribute _
    Inherits Attribute
'Usage
Dim instance As ETagAttribute
[AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
public sealed class ETagAttribute : Attribute
[AttributeUsageAttribute(AttributeTargets::Class, AllowMultiple = false, Inherited = true)]
public ref class ETagAttribute sealed : public Attribute
[<SealedAttribute>]
[<AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple = false, Inherited = true)>]
type ETagAttribute =  
    class 
        inherit Attribute 
    end
public final class ETagAttribute extends Attribute

The ETagAttribute type exposes the following members.

Constructors

  Name Description
Public method ETagAttribute(String) Initializes a new instance of the ETagAttribute class.
Public method ETagAttribute(array<String[]) Initializes a new instance of the ETagAttribute class.

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Properties

  Name Description
Public property PropertyNames Gets the names of properties used in the ETagAttribute.
Public property TypeId (Inherited from Attribute.)

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Methods

  Name Description
Public method Equals (Inherited from Attribute.)
Public method GetHashCode (Inherited from Attribute.)
Public method GetType (Inherited from Object.)
Public method IsDefaultAttribute (Inherited from Attribute.)
Public method Match (Inherited from Attribute.)
Public method ToString (Inherited from Object.)

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Explicit Interface Implementations

  Name Description
Explicit interface implemetationPrivate method _Attribute.GetIDsOfNames (Inherited from Attribute.)
Explicit interface implemetationPrivate method _Attribute.GetTypeInfo (Inherited from Attribute.)
Explicit interface implemetationPrivate method _Attribute.GetTypeInfoCount (Inherited from Attribute.)
Explicit interface implemetationPrivate method _Attribute.Invoke (Inherited from Attribute.)

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Remarks

Optimistic concurrency checks are enabled on a per type basis in WCF Data Services. For more information, see Making Changes to Data (WCF Data Services).

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

System.Data.Services Namespace