.net 4.0 以下HttpWebRequest Header 修改hosts方法

.net 4.0 以下HttpWebRequest Header 修改hosts方法 特此记录
 1  public class CusteredHeaderCollection : WebHeaderCollection
 2     {
 3         public bool HostHeaderValueReplaced { get; private set; }
 4 
 5         public string ClusterUrl { get; private set; }
 6 
 7         public CusteredHeaderCollection(string commonClusterUrl) : base()
 8         {
 9             if (string.IsNullOrEmpty("commonClusterUrl"))
10                 throw new ArgumentNullException("commonClusterUrl");
11 
12             this.ClusterUrl = commonClusterUrl;
13         }
14 
15         public override string ToString()
16         {
17             this["Host"] = this.ClusterUrl;
18             string tmp = base.ToString();
19             this.HostHeaderValueReplaced = true;
20 
21             return tmp;
22         }
23 
24     }
25 
26    HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
27 
28   FieldInfo headersFieldInfo = request.GetType().GetField("_HttpRequestHeaders", System.Reflection.BindingFlags.NonPublic
29                                                    | System.Reflection.BindingFlags.Instance
30                                                    | System.Reflection.BindingFlags.GetField);
31 
32                 CusteredHeaderCollection WssHeaders = new CusteredHeaderCollection(sDomain);
33 
34                 headersFieldInfo.SetValue(request, WssHeaders);
35 
36                 request.Proxy = null;
View Code

 

posted @ 2019-08-02 16:31  dongzhaosheng73  阅读(1021)  评论(0)  编辑  收藏  举报