ActionFilterAttribute Class

2012-12-19

Represents the base class for all action-filter attributes.

Inheritance Hierarchy

System.Object
  System.Attribute
    System.Web.Http.Filters.FilterAttribute
      System.Web.Http.Filters.ActionFilterAttribute

Namespace: System.Web.Http.Filters
Assembly: System.Web.Http (in System.Web.Http.dll)

Syntax

'Declaration
<AttributeUsageAttribute(AttributeTargets.Class Or AttributeTargets.Method, Inherited := True,  _
    AllowMultiple := True)> _
Public MustInherit Class ActionFilterAttribute _
    Inherits FilterAttribute _
    Implements IActionFilter, IFilter
'Usage
Dim instance As ActionFilterAttribute

[AttributeUsageAttribute(AttributeTargets.Class|AttributeTargets.Method, Inherited = true, 
    AllowMultiple = true)]
public abstract class ActionFilterAttribute : FilterAttribute, 
    IActionFilter, IFilter

[AttributeUsageAttribute(AttributeTargets::Class|AttributeTargets::Method, Inherited = true, 
    AllowMultiple = true)]
public ref class ActionFilterAttribute abstract : public FilterAttribute, 
    IActionFilter, IFilter

[<AbstractClassAttribute>]
[<AttributeUsageAttribute(AttributeTargets.Class|AttributeTargets.Method, Inherited = true, 
    AllowMultiple = true)>]
type ActionFilterAttribute =  
    class
        inherit FilterAttribute
        interface IActionFilter
        interface IFilter
    end

public abstract class ActionFilterAttribute extends FilterAttribute implements IActionFilter, IFilter

The ActionFilterAttribute type exposes the following members.

Constructors

	Name	Description
	ActionFilterAttribute	Initializes a new instance of the ActionFilterAttribute class.

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Properties

	Name	Description
	AllowMultiple	Gets a value that indicates whether multiple filters are allowed. (Inherited from FilterAttribute.)
	TypeId	(Inherited from Attribute.)

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Methods

	Name	Description
	Equals	(Inherited from Attribute.)
	Finalize	(Inherited from Object.)
	GetHashCode	(Inherited from Attribute.)
	GetType	(Inherited from Object.)
	IsDefaultAttribute	(Inherited from Attribute.)
	Match	(Inherited from Attribute.)
	MemberwiseClone	(Inherited from Object.)
	OnActionExecuted	Occurs after the action method is invoked.
	OnActionExecuting	Occurs before the action method is invoked.
	ToString	(Inherited from Object.)

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Explicit Interface Implementations

	Name	Description
	_Attribute.GetIDsOfNames	(Inherited from Attribute.)
	_Attribute.GetTypeInfo	(Inherited from Attribute.)
	_Attribute.GetTypeInfoCount	(Inherited from Attribute.)
	IActionFilter.ExecuteActionFilterAsync	Executes the filter action asynchronously.
	_Attribute.Invoke	(Inherited from Attribute.)

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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.

通过