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RegistrationExtensionsAsWebApiActionFilterWhere Method (IRegistrationBuilderObject, IConcreteActivatorData, SingleRegistrationStyle, FuncILifetimeScope, HttpActionDescriptor, Boolean, FilterScope)

Sets the provided registration to act as an IAutofacActionFilter or IAutofacContinuationActionFilter, based on a predicate that filters which actions it is applied to.

Namespace:  Autofac.Integration.WebApi
Assembly:  Autofac.Integration.WebApi (in Autofac.Integration.WebApi.dll) Version: 6.0.0+03bf347ff3a78c2557675254b1a417eef4b464ec
Syntax
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public static IRegistrationBuilder<Object, IConcreteActivatorData, SingleRegistrationStyle> AsWebApiActionFilterWhere(
	this IRegistrationBuilder<Object, IConcreteActivatorData, SingleRegistrationStyle> registration,
	Func<ILifetimeScope, HttpActionDescriptor, bool> predicate,
	FilterScope filterScope = FilterScope.Action
)

Parameters

registration
Type: Autofac.BuilderIRegistrationBuilderObject, IConcreteActivatorData, SingleRegistrationStyle
The registration.
predicate
Type: SystemFuncILifetimeScope, HttpActionDescriptor, Boolean
A predicate that should return true if this filter should be applied to the specified action.
filterScope (Optional)
Type: FilterScope
The scope to apply the filter at (only Controller and Action supported).

Return Value

Type: IRegistrationBuilderObject, IConcreteActivatorData, SingleRegistrationStyle
A registration builder allowing further configuration of the component.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IRegistrationBuilderObject, IConcreteActivatorData, SingleRegistrationStyle. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also