c# httpclient

using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Text;
using System.Threading.Tasks;
using System.Xml.Serialization; namespace SXYC.Common
{
public class HttpClientHelpClass
{
/// <summary>
/// get请求
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public static string GetResponse(string url, out string statusCode)
{
if (url.StartsWith("https"))
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; var httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Accept.Add(
new MediaTypeWithQualityHeaderValue("application/json"));
HttpResponseMessage response = httpClient.GetAsync(url).Result;
statusCode = response.StatusCode.ToString();
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
return result;
}
return null;
} public static string RestfulGet(string url)
{
HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;
// Get response
using (HttpWebResponse response = request.GetResponse() as HttpWebResponse)
{
// Get the response stream
StreamReader reader = new StreamReader(response.GetResponseStream());
// Console application output
return reader.ReadToEnd();
}
} public static T GetResponse<T>(string url)
where T : class, new()
{
if (url.StartsWith("https"))
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; var httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Accept.Add(
new MediaTypeWithQualityHeaderValue("application/json"));
HttpResponseMessage response = httpClient.GetAsync(url).Result; T result = default(T); if (response.IsSuccessStatusCode)
{
Task<string> t = response.Content.ReadAsStringAsync();
string s = t.Result; result = JsonConvert.DeserializeObject<T>(s);
}
return result;
} /// <summary>
/// post请求
/// </summary>
/// <param name="url"></param>
/// <param name="postData">post数据</param>
/// <returns></returns>
public static string PostResponse(string url, string postData, out string statusCode)
{
if (url.StartsWith("https"))
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; HttpContent httpContent = new StringContent(postData);
httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
httpContent.Headers.ContentType.CharSet = "utf-8"; HttpClient httpClient = new HttpClient();
//httpClient..setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "utf-8"); HttpResponseMessage response = httpClient.PostAsync(url, httpContent).Result; statusCode = response.StatusCode.ToString();
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
return result;
} return null;
} /// <summary>
/// 发起post请求
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="url">url</param>
/// <param name="postData">post数据</param>
/// <returns></returns>
public static T PostResponse<T>(string url, string postData)
where T : class, new()
{
if (url.StartsWith("https"))
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; HttpContent httpContent = new StringContent(postData);
httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
HttpClient httpClient = new HttpClient(); T result = default(T); HttpResponseMessage response = httpClient.PostAsync(url, httpContent).Result; if (response.IsSuccessStatusCode)
{
Task<string> t = response.Content.ReadAsStringAsync();
string s = t.Result; result = JsonConvert.DeserializeObject<T>(s);
}
return result;
} /// <summary>
/// 反序列化Xml
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="xmlString"></param>
/// <returns></returns>
public static T XmlDeserialize<T>(string xmlString)
where T : class, new()
{
try
{
XmlSerializer ser = new XmlSerializer(typeof(T));
using (StringReader reader = new StringReader(xmlString))
{
return (T)ser.Deserialize(reader);
}
}
catch (Exception ex)
{
throw new Exception("XmlDeserialize发生异常:xmlString:" + xmlString + "异常信息:" + ex.Message);
} } public static string PostResponse(string url, string postData, string token, string appId, string serviceURL, out string statusCode)
{
if (url.StartsWith("https"))
System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; HttpContent httpContent = new StringContent(postData);
httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");
httpContent.Headers.ContentType.CharSet = "utf-8"; httpContent.Headers.Add("token", token);
httpContent.Headers.Add("appId", appId);
httpContent.Headers.Add("serviceURL", serviceURL); HttpClient httpClient = new HttpClient();
//httpClient..setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, "utf-8"); HttpResponseMessage response = httpClient.PostAsync(url, httpContent).Result; statusCode = response.StatusCode.ToString();
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
return result;
} return null;
} /// <summary>
/// 修改API
/// </summary>
/// <param name="url"></param>
/// <param name="postData"></param>
/// <returns></returns>
public static string KongPatchResponse(string url, string postData)
{
var httpWebRequest = (HttpWebRequest)WebRequest.Create(url);
httpWebRequest.ContentType = "application/x-www-form-urlencoded";
httpWebRequest.Method = "PATCH"; byte[] btBodys = Encoding.UTF8.GetBytes(postData);
httpWebRequest.ContentLength = btBodys.Length;
httpWebRequest.GetRequestStream().Write(btBodys, , btBodys.Length); HttpWebResponse httpWebResponse = (HttpWebResponse)httpWebRequest.GetResponse();
var streamReader = new StreamReader(httpWebResponse.GetResponseStream());
string responseContent = streamReader.ReadToEnd(); httpWebResponse.Close();
streamReader.Close();
httpWebRequest.Abort();
httpWebResponse.Close(); return responseContent;
} /// <summary>
/// 创建API
/// </summary>
/// <param name="url"></param>
/// <param name="postData"></param>
/// <returns></returns>
public static string KongAddResponse(string url, string postData)
{
if (url.StartsWith("https"))
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls;
HttpContent httpContent = new StringContent(postData);
httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded") { CharSet = "utf-8" };
var httpClient = new HttpClient();
HttpResponseMessage response = httpClient.PostAsync(url, httpContent).Result;
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
return result;
}
return null;
} /// <summary>
/// 删除API
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public static bool KongDeleteResponse(string url)
{
if (url.StartsWith("https"))
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; var httpClient = new HttpClient();
HttpResponseMessage response = httpClient.DeleteAsync(url).Result;
return response.IsSuccessStatusCode;
} /// <summary>
/// 修改或者更改API 
/// </summary>
/// <param name="url"></param>
/// <param name="postData"></param>
/// <returns></returns>
public static string KongPutResponse(string url, string postData)
{
if (url.StartsWith("https"))
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; HttpContent httpContent = new StringContent(postData);
httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded") { CharSet = "utf-8" }; var httpClient = new HttpClient();
HttpResponseMessage response = httpClient.PutAsync(url, httpContent).Result;
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
return result;
}
return null;
} /// <summary>
/// 检索API
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public static string KongSerchResponse(string url)
{
if (url.StartsWith("https"))
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls; var httpClient = new HttpClient();
HttpResponseMessage response = httpClient.GetAsync(url).Result;
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
return result;
}
return null;
}
}
}
上一篇:夏令营提高班上午上机测试 Day 3 解题报告


下一篇:Entity Framework查询