2 // DelegatingHandler.cs
5 // Marek Safar <marek.safar@gmail.com>
7 // Copyright (C) 2011 Xamarin Inc (http://www.xamarin.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 using System.Threading;
30 using System.Threading.Tasks;
32 namespace System.Net.Http
34 public abstract class DelegatingHandler : HttpMessageHandler
38 protected DelegatingHandler ()
42 protected DelegatingHandler(HttpMessageHandler innerHandler)
44 if (innerHandler == null)
45 throw new ArgumentNullException ("innerHandler");
47 InnerHandler = innerHandler;
50 public HttpMessageHandler InnerHandler { get; set; }
52 protected override void Dispose (bool disposing)
54 if (disposing && !disposed) {
56 InnerHandler.Dispose ();
59 base.Dispose (disposing);
62 protected internal override Task<HttpResponseMessage> SendAsync (HttpRequestMessage request, CancellationToken cancellationToken)
64 return InnerHandler.SendAsync (request, cancellationToken);