C# 客户端篇之实现Restful Client开发(RestSharp帮助类)

时间:2023-03-08 23:14:57
C# 客户端篇之实现Restful Client开发(RestSharp帮助类)

  上篇文章《C# 服务端篇之实现RestFul Service开发(简单实用)》讲解到,如果开发一个简单的Restful风格的Service,也提到了简单创建一个Restful Client去如何调用Service的API,本文只要再次详细讲解一个高效便捷易扩展的Restful Client帮助类,就是RestSharp,如果只是想自己简单实现一个Restful Client的方法,可以参考笔者上篇文章讲解的Restful Service提到的测试Client的Demo,好了,下面主要讲解一下今天的主(猪)角(脚)—RestSharp。

一、RestSharp简绍

  RestSharp是一个轻量的,不依赖任何第三方的组件或者类库的Http的组件。RestSharp具体以下特性;

  1、支持.NET 3.5+,Silverlight 4, Windows Phone 7, Mono, MonoTouch, Mono for Android, Compact Framework 3.5等
  2、通过NuGet方便引入到任何项目 ( Install-Package restsharp )
  3、可以自动反序列化XML和JSON
  4、支持自定义的序列化与反序列化
  5、自动检测返回的内容类型
  6、支持HTTP的GET, POST, PUT, HEAD, OPTIONS, DELETE等操作
  7、可以上传多文件
  8、支持oAuth 1, oAuth 2, Basic, NTLM and Parameter-based Authenticators等授权验证等
  9、支持异步操作
  10、极易上手并应用到任何项目中

  以上是RestSharp的主要特点,通用它你可以很容易地用程序来处理一系列的网络请求(GET, POST, PUT, HEAD, OPTIONS, DELETE),并得到返回结果

  GitHub地址--->传送门,下载源码,根据不同的平台架构,编译出对应的dll文件。如图所示:

C# 客户端篇之实现Restful Client开发(RestSharp帮助类)

  下面是官方的应用示例,使用起来简单快捷:

 var client = new RestClient("http://example.com");
// client.Authenticator = new HttpBasicAuthenticator(username, password); var request = new RestRequest("resource/{id}", Method.POST);
request.AddParameter("name", "value"); // adds to POST or URL querystring based on Method
request.AddUrlSegment("id", ""); // replaces matching token in request.Resource // add parameters for all properties on an object
request.AddObject(object); // or just whitelisted properties
request.AddObject(object, "PersonId", "Name", ...); // easily add HTTP Headers
request.AddHeader("header", "value"); // add files to upload (works with compatible verbs)
request.AddFile("file", path); // execute the request
IRestResponse response = client.Execute(request);
var content = response.Content; // raw content as string // or automatically deserialize result
// return content type is sniffed but can be explicitly set via RestClient.AddHandler();
IRestResponse<Person> response2 = client.Execute<Person>(request);
var name = response2.Data.Name; // or download and save file to disk
client.DownloadData(request).SaveAs(path); // easy async support
await client.ExecuteAsync(request); // async with deserialization
var asyncHandle = client.ExecuteAsync<Person>(request, response => {
Console.WriteLine(response.Data.Name);
}); // abort the request on demand
asyncHandle.Abort();

二、RestSharp应用实例

  我们使用上篇文章的Restful Service的Demo进行简单测试一下,新建一个控制台项目,引用生成好的RestSharp版本,我的是.net framework 4.5.2 框架,大家根据自身实际情况编译不通的版本进行引用。主要代码如下:

 using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Newtonsoft.Json;
using RestSharp; namespace RestFulClient
{
class Program
{
static void Main(string[] args)
{
Console.Title = "Restful客户端第三方RestSharpDemo测试";
//方法二、使用第三方RestSharp
var client = new RestSharp.RestClient("http://127.0.0.1:7788");
var requestGet = new RestRequest("PersonInfoQuery/{name}", Method.GET);
requestGet.AddUrlSegment("name", "王二麻子");
IRestResponse response = client.Execute(requestGet);
var contentGet = response.Content;
Console.WriteLine("GET方式获取结果:" + contentGet); var requestPost = new RestRequest("PersonInfoQuery/Info", Method.POST);
Info info = new Info();
info.ID = ;
info.Name = "张三";
var json = JsonConvert.SerializeObject(info);
requestPost.AddParameter("application/json", json, ParameterType.RequestBody);
IRestResponse responsePost = client.Execute(requestPost);
var contentPost = responsePost.Content;
Console.WriteLine("POST方式获取结果:" + contentPost);
Console.Read();
}
} [Serializable]
public class Info
{
public int ID { get; set; }
public string Name { get; set; }
}
}

  开启Restful Service服务端,编译运行,结果如下:

C# 客户端篇之实现Restful Client开发(RestSharp帮助类)

  至此、RestSharp的简单应用就介绍这里了,后期将进一步介绍基于RestSharp的完善和二次扩展


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C# 客户端篇之实现Restful Client开发(RestSharp帮助类)

C# 客户端篇之实现Restful Client开发(RestSharp帮助类)