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 | |
|---|---|---|
.gif "Public method") |
ETagAttribute(String) | Initializes a new instance of the ETagAttribute class. |
|
ETagAttribute(array<String[]) | Initializes a new instance of the ETagAttribute class. |
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Properties
| Name | Description | |
|---|---|---|
.gif "Public property") |
PropertyNames | Gets the names of properties used in the ETagAttribute. |
|
TypeId | (Inherited from Attribute.) |
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Methods
| Name | Description | |
|---|---|---|
|
Equals | (Inherited from Attribute.) |
|
GetHashCode | (Inherited from Attribute.) |
|
GetType | (Inherited from Object.) |
|
IsDefaultAttribute | (Inherited from Attribute.) |
|
Match | (Inherited from Attribute.) |
|
ToString | (Inherited from Object.) |
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Explicit Interface Implementations
| Name | Description | |
|---|---|---|
.gif "Explicit interface implemetation") .gif "Private method") |
_Attribute.GetIDsOfNames | (Inherited from Attribute.) |
|
_Attribute.GetTypeInfo | (Inherited from Attribute.) |
|
_Attribute.GetTypeInfoCount | (Inherited from Attribute.) |
|
_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.