HttpWebRequest HttpClient
HttpWebRequest HttpClient 简单封装使用，支持https
HttpWebRequest
using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Net;
using System.Net.Security;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using TT.Utilities.Extends; namespace TT.Utilities.Web
{
public class HttpRequest
{
public static HttpWebRequest CreateHttpWebRequest(string url)
{
HttpWebRequest request;
//如果是发送HTTPS请求
if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
{
//ServicePointManager.DefaultConnectionLimit = 1000;
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);
request = WebRequest.Create(url) as HttpWebRequest;
request.ProtocolVersion = HttpVersion.Version11;
}
else
{
request = WebRequest.Create(url) as HttpWebRequest;
}
request.Proxy = null;
request.Headers.Add(HttpRequestHeader.AcceptEncoding, "gzip,deflate");
return request;
} /// <summary>
///
/// </summary>
/// <param name="url">url</param>
/// <param name="dic">参数</param>
/// <param name="headerDic">请求头参数</param>
/// <returns></returns>
public static string DoPost(string url, Dictionary<string, string> dic, Dictionary<string, string> headerDic)
{
HttpWebRequest request = CreateHttpWebRequest(url);
request.Method = "POST";
request.Accept = "*/*";
request.ContentType = HttpContentTypes.GetContentType(HttpContentTypes.HttpContentTypeEnum.JSON);
if (headerDic != null && headerDic.Count > )
{
foreach (var item in headerDic)
{
request.Headers.Add(item.Key, item.Value);
}
}
if (dic != null && dic.Count > )
{
var jsonStr = Newtonsoft.Json.JsonConvert.SerializeObject(dic);
byte[] buffer = Encoding.UTF8.GetBytes(jsonStr);
request.ContentLength = buffer.Length;
try
{
request.GetRequestStream().Write(buffer, , buffer.Length);
}
catch (WebException ex)
{
throw ex;
}
}
else
{
request.ContentLength = ;
}
return HttpResponse(request);
} public static string DoPost(string url, Dictionary<string, string> dic)
{
return DoPost(url, dic, null);
} static object olock = new object();
public static string HttpResponse(HttpWebRequest request)
{
try
{
//lock (olock)
//{
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
var contentEncodeing = response.ContentEncoding.ToLower(); if (!contentEncodeing.Contains("gzip") && !contentEncodeing.Contains("deflate"))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
return reader.ReadToEnd();
}
}
else
{
#region gzip,deflate 压缩解压
if (contentEncodeing.Contains("gzip"))
{
using (GZipStream stream = new GZipStream(response.GetResponseStream(), CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(stream))
{
return reader.ReadToEnd();
}
}
}
else //if (contentEncodeing.Contains("deflate"))
{
using (DeflateStream stream = new DeflateStream(response.GetResponseStream(), CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(stream))
{
return reader.ReadToEnd();
}
}
}
#endregion gzip,deflate 压缩解压
}
}
//}
}
catch (WebException ex)
{
throw ex;
}
} public static string DoGet(string url, Dictionary<string, string> dic)
{
try
{
var argStr = dic == null ? "" : dic.ToSortUrlParamString();
argStr = string.IsNullOrEmpty(argStr) ? "" : ("?" + argStr);
HttpWebRequest request = CreateHttpWebRequest(url + argStr);
request.Method = "GET";
request.ContentType = "application/json";
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
return reader.ReadToEnd();
}
}
}
catch (Exception ex)
{
throw ex;
}
} public static string DoGet(string url, Dictionary<string, string> dic, Dictionary<string, string> headerDic)
{
try
{
var argStr = dic == null ? "" : dic.ToSortUrlParamString();
argStr = string.IsNullOrEmpty(argStr) ? "" : ("?" + argStr);
HttpWebRequest request = CreateHttpWebRequest(url + argStr);
request.Method = "GET";
request.ContentType = "application/json";
foreach (var item in headerDic)
{
request.Headers.Add(item.Key, item.Value);
}
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
return reader.ReadToEnd();
}
}
}
catch (Exception ex)
{
throw ex;
}
} private static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
{
return true; //总是接受
}
}
}
加入request timeout
using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Net;
using System.Net.Security;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using TT.Utilities.Extends; namespace TT.Utilities.Web
{
public class HttpRequest
{
public static HttpWebRequest CreateHttpWebRequest(string url, int timeoutSecond = )
{
HttpWebRequest request;
//如果是发送HTTPS请求
if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
{
//ServicePointManager.DefaultConnectionLimit = 1000;
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);
request = WebRequest.Create(url) as HttpWebRequest;
request.ProtocolVersion = HttpVersion.Version11;
}
else
{
request = WebRequest.Create(url) as HttpWebRequest;
}
request.Proxy = null;
request.Headers.Add(HttpRequestHeader.AcceptEncoding, "gzip,deflate");
request.Timeout = timeoutSecond * 1000;
return request;
} /// <summary>
///
/// </summary>
/// <param name="url">url</param>
/// <param name="dic">参数</param>
/// <param name="headerDic">请求头参数</param>
/// <returns></returns>
public static string DoPost(string url, Dictionary<string, string> dic, Dictionary<string, string> headerDic, int timeoutSecond = )
{
HttpWebRequest request = CreateHttpWebRequest(url, timeoutSecond);
request.Method = "POST";
request.Accept = "*/*";
request.ContentType = HttpContentTypes.GetContentType(HttpContentTypes.HttpContentTypeEnum.JSON);
if (headerDic != null && headerDic.Count > )
{
foreach (var item in headerDic)
{
request.Headers.Add(item.Key, item.Value);
}
}
if (dic != null && dic.Count > )
{
var jsonStr = Newtonsoft.Json.JsonConvert.SerializeObject(dic);
byte[] buffer = Encoding.UTF8.GetBytes(jsonStr);
request.ContentLength = buffer.Length;
try
{
request.GetRequestStream().Write(buffer, , buffer.Length);
}
catch (WebException ex)
{
throw ex;
}
}
else
{
request.ContentLength = ;
}
return HttpResponse(request);
} public static string DoPost(string url, Dictionary<string, string> dic, int timeoutSecond = )
{
return DoPost(url, dic, null, timeoutSecond);
} static object olock = new object();
public static string HttpResponse(HttpWebRequest request)
{
try
{
//lock (olock)
//{
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
var contentEncodeing = response.ContentEncoding.ToLower(); if (!contentEncodeing.Contains("gzip") && !contentEncodeing.Contains("deflate"))
{
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
return reader.ReadToEnd();
}
}
else
{
#region gzip,deflate 压缩解压
if (contentEncodeing.Contains("gzip"))
{
using (GZipStream stream = new GZipStream(response.GetResponseStream(), CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(stream))
{
return reader.ReadToEnd();
}
}
}
else //if (contentEncodeing.Contains("deflate"))
{
using (DeflateStream stream = new DeflateStream(response.GetResponseStream(), CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(stream))
{
return reader.ReadToEnd();
}
}
}
#endregion gzip,deflate 压缩解压
}
}
//}
}
catch (WebException ex)
{
throw ex;
}
} public static string DoGet(string url, Dictionary<string, string> dic, int timeoutSecond = )
{
try
{
var argStr = dic == null ? "" : dic.ToSortUrlParamString();
argStr = string.IsNullOrEmpty(argStr) ? "" : ("?" + argStr);
HttpWebRequest request = CreateHttpWebRequest(url + argStr, timeoutSecond);
request.Method = "GET";
request.ContentType = "application/json";
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
return reader.ReadToEnd();
}
}
}
catch (Exception ex)
{
throw ex;
}
} public static string DoGet(string url, Dictionary<string, string> dic, Dictionary<string, string> headerDic, int timeoutSecond = )
{
try
{
var argStr = dic == null ? "" : dic.ToSortUrlParamString();
argStr = string.IsNullOrEmpty(argStr) ? "" : ("?" + argStr);
HttpWebRequest request = CreateHttpWebRequest(url + argStr, timeoutSecond);
request.Method = "GET";
request.ContentType = "application/json";
foreach (var item in headerDic)
{
request.Headers.Add(item.Key, item.Value);
}
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
return reader.ReadToEnd();
}
}
}
catch (Exception ex)
{
throw ex;
}
} private static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
{
return true; //总是接受
}
}
}
HttpClient
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.Net.Http;
using System.Net.Http.Headers;
using TT.Utilities.Extends;
using System.Net.Security;
using System.Security.Cryptography.X509Certificates; namespace TT.Utilities.Web
{
public class HttpClientUti
{
/// <summary>
/// post 提交json格式参数
/// </summary>
/// <param name="url">url</param>
/// <param name="postJson">json字符串</param>
/// <returns></returns>
public static string DoPost(string url, string postJson)
{
HttpContent content = new StringContent(postJson);
content.Headers.ContentType = new MediaTypeHeaderValue(HttpContentTypes.GetContentType(HttpContentTypes.HttpContentTypeEnum.JSON));
return DoPost(url, content);
} /// <summary>
/// post 提交json格式参数
/// </summary>
/// <param name="url">url</param>
/// <param name="argDic">参数字典</param>
/// <param name="headerDic">请求头字典</param>
/// <returns></returns>
public static string DoPost(string url, Dictionary<string, string> argDic, Dictionary<string, string> headerDic)
{
argDic.ToSortUrlParamString();
var jsonStr = Newtonsoft.Json.JsonConvert.SerializeObject(argDic);
HttpContent content = new StringContent(jsonStr);
content.Headers.ContentType = new MediaTypeHeaderValue(HttpContentTypes.GetContentType(HttpContentTypes.HttpContentTypeEnum.JSON));
if (headerDic != null)
{
foreach (var item in headerDic)
{
content.Headers.Add(item.Key, item.Value);
}
}
return DoPost(url, content);
} /// <summary>
/// HttpClient POST 提交
/// </summary>
/// <param name="url">url</param>
/// <param name="content">HttpContent</param>
/// <returns></returns>
public static string DoPost(string url, HttpContent content)
{
try
{
var handler = new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.GZip };
using (var http = new HttpClient(handler))
{
if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);
} var response = http.PostAsync(url, content).Result;
//确保HTTP成功状态值
response.EnsureSuccessStatusCode();
//await异步读取最后的JSON（注意此时gzip已经被自动解压缩了，因为上面的AutomaticDecompression = DecompressionMethods.GZip）
var reJson = response.Content.ReadAsStringAsync().Result;
return reJson;
}
}
catch (Exception ex)
{
throw ex;
}
} /// <summary>
/// HttpClient实现Get请求
/// </summary>
public static string DoGet(string url)
{
try
{
var handler = new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.GZip };
using (var http = new HttpClient(handler))
{
var response = http.GetAsync(url).Result;
response.EnsureSuccessStatusCode();
return response.Content.ReadAsStringAsync().Result;
}
}
catch (Exception ex)
{
return ex.Message + "," + ex.Source + "," + ex.StackTrace;
}
} /// <summary>
/// HttpClient实现Get请求
/// <param name="arg">参数字典</param>
/// </summary>
public static string DoGet(string url, IDictionary<string, string> arg)
{
var handler = new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.GZip };
string argStr = "?";
foreach (var item in arg)
{
argStr += item.Key + "=" + item.Value + "&";
}
argStr = argStr.TrimEnd('&');
url = url + argStr;
return DoGet(url);
} /// <summary>
/// HttpClient Get 提交
/// </summary>
/// <param name="url"></param>
/// <param name="arg"></param>
/// <param name="headerDic"></param>
/// <returns></returns>
public static string DoGet(string url, IDictionary<string, string> arg, IDictionary<string, string> headerDic)
{
try
{
var handler = new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.GZip };
if (arg != null && arg.Count > )
{
string argStr = "?";
foreach (var item in arg)
{
argStr += item.Key + "=" + item.Value + "&";
}
argStr = argStr.TrimEnd('&');
url = url + argStr;
}
using (var http = new HttpClient(handler))
{
if (headerDic != null)
{
foreach (var item in headerDic)
{
http.DefaultRequestHeaders.Add(item.Key, item.Value);
}
}
//await异步等待回应
var response = http.GetStringAsync(url).Result;
return response;
}
}
catch (Exception ex)
{
throw ex;
}
} private static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
{
return true; //总是接受
}
}
}
单例模式 HttpClient
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.Net.Http;
using System.Net.Http.Headers;
using TT.Utilities.Extends;
using System.Security.Cryptography.X509Certificates;
using System.Net.Security; namespace TT.Utilities.Web
{
public class HttpClientSingleton
{
public static readonly HttpClient http = null;
static HttpClientSingleton()
{
var handler = new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.GZip };
ServicePointManager.ServerCertificateValidationCallback = CheckValidationResult;
http = new HttpClient(handler);
} /// <summary>
/// post 提交json格式参数
/// </summary>
/// <param name="url">url</param>
/// <param name="postJson">json字符串</param>
/// <returns></returns>
public static string DoPost(string url, string postJson)
{
HttpContent content = new StringContent(postJson);
content.Headers.ContentType = new MediaTypeHeaderValue(HttpContentTypes.GetContentType(HttpContentTypes.HttpContentTypeEnum.JSON));
return DoPost(url, content);
} /// <summary>
/// post 提交json格式参数
/// </summary>
/// <param name="url">url</param>
/// <param name="argDic">参数字典</param>
/// <param name="headerDic">请求头字典</param>
/// <returns></returns>
public static string DoPost(string url, Dictionary<string, string> argDic, Dictionary<string, string> headerDic)
{
argDic.ToSortUrlParamString();
var jsonStr = Newtonsoft.Json.JsonConvert.SerializeObject(argDic);
HttpContent content = new StringContent(jsonStr);
content.Headers.ContentType = new MediaTypeHeaderValue(HttpContentTypes.GetContentType(HttpContentTypes.HttpContentTypeEnum.JSON));
if (headerDic != null)
{
foreach (var item in headerDic)
{
content.Headers.Add(item.Key, item.Value);
}
}
return DoPost(url, content);
} /// <summary>
/// HttpClient POST 提交
/// </summary>
/// <param name="url">url</param>
/// <param name="content">HttpContent</param>
/// <returns></returns>
public static string DoPost(string url, HttpContent content)
{
try
{
var response = http.PostAsync(url, content).Result;
//确保HTTP成功状态值
response.EnsureSuccessStatusCode();
//await异步读取最后的JSON（注意此时gzip已经被自动解压缩了，因为上面的AutomaticDecompression = DecompressionMethods.GZip）
var reJson = response.Content.ReadAsStringAsync().Result;
return reJson;
}
catch (Exception ex)
{
throw ex;
}
} /// <summary>
/// HttpClient实现Get请求
/// </summary>
public static string DoGet(string url)
{
try
{
var response = http.GetAsync(url).Result;
response.EnsureSuccessStatusCode();
return response.Content.ReadAsStringAsync().Result;
}
catch (Exception ex)
{
return ex.Message + "," + ex.Source + "," + ex.StackTrace;
}
} /// <summary>
/// HttpClient实现Get请求
/// <param name="arg">参数字典</param>
/// </summary>
public static string DoGet(string url, IDictionary<string, string> arg)
{
string argStr = "?";
foreach (var item in arg)
{
argStr += item.Key + "=" + item.Value + "&";
}
argStr = argStr.TrimEnd('&');
url = url + argStr;
return DoGet(url);
} /// <summary>
/// HttpClient Get 提交
/// </summary>
/// <param name="url"></param>
/// <param name="arg"></param>
/// <param name="headerDic"></param>
/// <returns></returns>
public static string DoGet(string url, IDictionary<string, string> arg, IDictionary<string, string> headerDic)
{
try
{
if (arg != null && arg.Count > )
{
string argStr = "?";
foreach (var item in arg)
{
argStr += item.Key + "=" + item.Value + "&";
}
argStr = argStr.TrimEnd('&');
url = url + argStr;
} if (headerDic != null)
{
foreach (var item in headerDic)
{
http.DefaultRequestHeaders.Add(item.Key, item.Value);
}
}
//await异步等待回应
var response = http.GetStringAsync(url).Result;
return response; }
catch (Exception ex)
{
throw ex;
}
} private static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
{
return true; //总是接受
}
}
}
public class HttpContentTypes
{
public enum HttpContentTypeEnum
{
JSON,
FORM
} public static string GetContentType(HttpContentTypeEnum type)
{
string typeStr = "";
switch (type)
{
case HttpContentTypeEnum.JSON:
typeStr = "application/json";
break;
case HttpContentTypeEnum.FORM:
typeStr = "application/x-www-form-urlencoded";
break;
}
return typeStr;
} }
注意HttpClient的使用，推荐HttpWebRequest。
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