ParameterExtensions Class |
Extension methods that simplify extraction of parameter values from
an IEnumerableT where T is Parameter.
Each method returns the first matching parameter value, or throws an exception if
none is provided.
Inheritance HierarchyNamespace: Autofac
Assembly: Autofac (in Autofac.dll) Version: 6.0.0+39696a967e8826f7f1ebc8c1ff4523c9dd75abe0
SyntaxThe ParameterExtensions type exposes the following members.
Methods| Name | Description | |
|---|---|---|
  | NamedT |
Retrieve a named parameter value from a NamedParameter instance.
|
| PositionalT |
Retrieve a positional parameter value from a PositionalParameter instance.
|
| TypedAsT |
Retrieve a typed parameter value from a TypedParameter instance.
|
Examples
At configuration time, delegate registrations can retrieve parameter values using
the methods NamedT(IEnumerableParameter, String), PositionalT(IEnumerableParameter, Int32) and TypedAsT(IEnumerableParameter):
These parameters can be provided at resolution time:
Alternatively, the parameters can be provided via a Generated Factory - http://code.google.com/p/autofac/wiki/DelegateFactories.
builder.Register((c, p) => new FtpClient(p.Named<string>("server")));
container.Resolve<FtpClient>(new NamedParameter("server", "ftp.example.com"));
See Also