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RegistrationExtensionsKeyedTLimit, TScanningActivatorData, TRegistrationStyle Method (IRegistrationBuilderTLimit, TScanningActivatorData, TRegistrationStyle, FuncType, Object, Type)

Specifies how a type from a scanned assembly is mapped to a keyed service.

Namespace:  Autofac
Assembly:  Autofac (in Autofac.dll) Version: 6.0.0+39696a967e8826f7f1ebc8c1ff4523c9dd75abe0
Syntax
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public static IRegistrationBuilder<TLimit, TScanningActivatorData, TRegistrationStyle> Keyed<TLimit, TScanningActivatorData, TRegistrationStyle>(
	this IRegistrationBuilder<TLimit, TScanningActivatorData, TRegistrationStyle> registration,
	Func<Type, Object> serviceKeyMapping,
	Type serviceType
)
where TScanningActivatorData : ScanningActivatorData

Parameters

registration
Type: Autofac.BuilderIRegistrationBuilderTLimit, TScanningActivatorData, TRegistrationStyle
Registration to set service mapping on.
serviceKeyMapping
Type: SystemFuncType, Object
Function mapping types to service keys.
serviceType
Type: SystemType
Service type provided by the component.

Type Parameters

TLimit
Registration limit type.
TScanningActivatorData
Activator data type.
TRegistrationStyle
Registration style.

Return Value

Type: IRegistrationBuilderTLimit, TScanningActivatorData, TRegistrationStyle
Registration builder allowing the registration to be configured.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IRegistrationBuilderTLimit, TScanningActivatorData, TRegistrationStyle. 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