ActionFilterAttribute Class

Article
10/28/2015

Represents the base class for all action-filter attributes.

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

Inheritance Hierarchy

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

Syntax

[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 : FilterAttribute, 
    IActionFilter, IFilter

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

<AttributeUsageAttribute(AttributeTargets.Class Or AttributeTargets.Method,
    Inherited := True, AllowMultiple := True)>
Public MustInherit Class ActionFilterAttribute
    Inherits FilterAttribute
    Implements IActionFilter, IFilter

Constructors

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

Properties

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

Methods

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

Explicit Interface Implementations

	Name	Description
	_Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr)	(Inherited from Attribute.)
	_Attribute.GetTypeInfo(UInt32, UInt32, IntPtr)	(Inherited from Attribute.)
	_Attribute.GetTypeInfoCount(UInt32)	(Inherited from Attribute.)
	_Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr)	(Inherited from Attribute.)
	IActionFilter.ExecuteActionFilterAsync(HttpActionContext, CancellationToken, Func<Task<HttpResponseMessage>>)	Executes the filter action asynchronously.

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.