29 lines
1.2 KiB
C#
29 lines
1.2 KiB
C#
// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
|
|
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
|
|
|
|
using System;
|
|
using System.Linq;
|
|
using System.Reflection;
|
|
using Microsoft.Framework.DependencyInjection;
|
|
|
|
namespace Microsoft.AspNet.Builder
|
|
{
|
|
public static class UseMiddlewareExtensions
|
|
{
|
|
public static IApplicationBuilder UseMiddleware<T>(this IApplicationBuilder builder, params object[] args)
|
|
{
|
|
return builder.UseMiddleware(typeof(T), args);
|
|
}
|
|
|
|
public static IApplicationBuilder UseMiddleware(this IApplicationBuilder builder, Type middleware, params object[] args)
|
|
{
|
|
return builder.Use(next =>
|
|
{
|
|
var typeActivator = builder.ApplicationServices.GetService<ITypeActivator>();
|
|
var instance = typeActivator.CreateInstance(builder.ApplicationServices, middleware, new[] { next }.Concat(args).ToArray());
|
|
var methodinfo = middleware.GetMethod("Invoke", BindingFlags.Instance | BindingFlags.Public);
|
|
return (RequestDelegate)methodinfo.CreateDelegate(typeof(RequestDelegate), instance);
|
|
});
|
|
}
|
|
}
|
|
} |