【.NET 日常开发技巧】一个性能强悍的HttpClient 库

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源码如下：
  1// See https://aka.ms/new-console-template for more information
  2using Flurl;
  3using Flurl.Http;
  4
  5Console.WriteLine("Hello, World!");
  6
  7
  8var baseUrl="http://jsonplaceholder.typicode.com/";
  9
 10// http://jsonplaceholder.typicode.com/posts
 11var url = baseUrl.AppendPathSegment("posts");
 12url.SetQueryParams(new {
 13    api_key="some key",
 14    client="test"
 15});
 16
 17url.SetQueryParams("test=1","value=2");
 18
 19url.SetQueryParam("paging",new []{1,2,3});
 20
 21// System.Console.WriteLine(url);
 22
 23// System.Console.WriteLine(url);
 24// System.Console.WriteLine("Scheme:"+url.Scheme);
 25// System.Console.WriteLine("Host:"+url.Host);
 26// System.Console.WriteLine("Port:"+url.Port);
 27// System.Console.WriteLine("Query:"+url.Query);
 28// System.Console.WriteLine("isRelative:"+url.IsRelative);
 29// System.Console.WriteLine("isSecureScheme:"+url.IsSecureScheme);
 30
 31
 32// foreach (var (key,value) in url.QueryParams)
 33// {
 34//     System.Console.WriteLine("key:"+key+" value:"+value);
 35// }
 36
 37// 请求http
 38
 39// Get使用
 40// var result = await baseUrl.AppendPathSegment("posts").GetAsync();
 41var result = await baseUrl.AppendPathSegment("posts").SetQueryParams(new {
 42    userId=1
 43}).GetAsync();
 44System.Console.WriteLine(result.StatusCode); // 200
 45
 46// foreach (var (key,value) in result.Headers)
 47// {
 48//      System.Console.WriteLine("key:"+key+" value:"+value);
 49// }
 50
 51// System.Console.WriteLine( await result.GetStringAsync());
 52// var post= await result.GetJsonAsync<IEnumerable<Post>>();
 53// foreach (var item in post)
 54// {
 55//     System.Console.WriteLine(item.Title  +"  _   "+  item.Id);
 56// }
 57// System.Console.WriteLine("********************");
 58
 59
 60// // Post 的使用
 61// var resultByPost =await baseUrl.AppendPathSegment("posts")
 62//                     .WithHeader("Content-type","application/json")
 63//                     .WithHeader("charset","UTF-8")
 64//                     .PostJsonAsync(new Post(){Title="foo",Body="Bar",UserId=1})
 65//                     .ReceiveJson<Post>();
 66
 67// System.Console.WriteLine(resultByPost.Title);
 68// System.Console.WriteLine("********************");
 69
 70
 71// // Put的使用
 72// var resultByPut = await baseUrl.AppendPathSegment("posts").AppendPathSegment(1)
 73//                                 .WithHeader("Content-type","application/json")
 74//                                 .WithHeader("charset","UTF-8")
 75//                                 .PutJsonAsync(new Post(){Id=1,Title="Foo",Body="Bar",UserId=1})
 76//                                 .ReceiveJson<Post>();;
 77// System.Console.WriteLine(resultByPut.Title);
 78// System.Console.WriteLine("********************");
 79
 80// Patch 的使用
 81// var resultByPatch = await baseUrl.AppendPathSegment("posts").AppendPathSegment(1)
 82//                                 .WithHeader("Content-type","application/json")
 83//                                 .WithHeader("charset","UTF-8")
 84//                                 .PatchJsonAsync(new Post(){Title="FooByPathc"})
 85//                                 .ReceiveJson<Post>();;
 86// System.Console.WriteLine(resultByPatch.Title);
 87// System.Console.WriteLine("********************");
 88
 89
 90// Delete 的使用
 91// var resultByDelete = await baseUrl.AppendPathSegment("posts").AppendPathSegment(1)
 92//                                 .DeleteAsync();
 93// System.Console.WriteLine(resultByDelete);
 94// System.Console.WriteLine("********************");
 95
 96public class Post
 97{
 98    public int Id { get; set; }
 99    public int UserId { get; set; }
100    public string? Title { get; set; }
101    public string? Body { get; set; }
102}