50 lines
1.5 KiB
C#
50 lines
1.5 KiB
C#
// <copyright file="CallbackMiddleware.cs" company="OpenTelemetry Authors">
|
|
// Copyright 2018, OpenTelemetry Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
// </copyright>
|
|
using Microsoft.AspNetCore.Http;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace TestApp.AspNetCore._3._0
|
|
{
|
|
public class CallbackMiddleware
|
|
{
|
|
public class CallbackMiddlewareImpl
|
|
{
|
|
public virtual async Task<bool> ProcessAsync(HttpContext context)
|
|
{
|
|
return await Task.FromResult(true);
|
|
}
|
|
}
|
|
|
|
private readonly CallbackMiddlewareImpl _impl;
|
|
|
|
private readonly RequestDelegate _next;
|
|
|
|
public CallbackMiddleware(RequestDelegate next, CallbackMiddlewareImpl impl)
|
|
{
|
|
_next = next;
|
|
_impl = impl;
|
|
}
|
|
|
|
public async Task InvokeAsync(HttpContext context)
|
|
{
|
|
if (_impl== null || await _impl.ProcessAsync(context))
|
|
{
|
|
await _next(context);
|
|
}
|
|
}
|
|
}
|
|
}
|