C#代码使用随记-C000：C#代码模拟前端发起POST请求（带NTLM验证）

C#代码使用随记-C000：C#代码模拟前端发起POST请求（带NTLM验证）

 

using System.Data;
using System.Net;
using System.IO;
using System.Net.Http;
using System.Web;
using System.Collections.Specialized;
using System.Web.Script.Serialization;
using System.Collections;
public string ToPackageJson(DataTable dt) //封装Json
        {
            Dictionary<string, string> dic1 = new Dictionary<string, string>();
            foreach (DataRow dr in dt.Rows)  
           {
                foreach (DataColumn dc in dt.Columns)
                {
                    dic1.Add(dc.ColumnName, dr[dc.ColumnName].ToString());  
               }
            }
            Dictionary<string, object> dic2 = new Dictionary<string, object>();
            dic2.Add(dt.TableName, dic1);
            JavaScriptSerializer javaScriptSerializer = new JavaScriptSerializer();
            javaScriptSerializer.MaxJsonLength = Int32.MaxValue; //取得最大数值
            return javaScriptSerializer.Serialize(dic2); //返回一个json字符串　　{"dt.TableName":{"列名1":"列值1","列名2":"列值2","列名n":"列值n"}}
        }
public string ToPost(string postURL,string NTLM_UserName,string NTML_PassWord,DataTable dtToPost)       
  　　{
　　　　//封装Json
          　string strJson = ToPackageJson(dtToPost);
            //通过NTLM验证
　　　　//1、创建空白的网站证书缓存
            System.Net.CredentialCache MyCredentialCache = new System.Net.CredentialCache();
　　　　//指定以b2c用户通过NTLM身份验证
            MyCredentialCache.Add(new System.Uri(postURL), "NTLM", new System.Net.NetworkCredential(NTLM_UserName, NTML_PassWord));
            HttpWebRequest httpWebRequest = (HttpWebRequest)WebRequest.Create(postURL);
            httpWebRequest.Credentials = MyCredentialCache;  
           httpWebRequest.Method = "POST";  
           httpWebRequest.ContentType = "application/json;charset=UTF-8";
              //httpWebRequest.Headers.Add(HttpRequestHeader.Authorization, authStr);　//auth权限验证　　　
            //将Json字符串转化为字节
            byte[] postDataByte = Encoding.UTF8.GetBytes(strJson);
            httpWebRequest.ContentLength = postDataByte.Length;
            httpWebRequest.AllowAutoRedirect = false;
            httpWebRequest.KeepAlive = true;
            httpWebRequest.ContentLength = postDataByte.Length;
            //获取用于写入请求数据的Stream对象  
           Stream writer = httpWebRequest.GetRequestStream();
            //将请求参数写入流  
           writer.Write(postDataByte, 0, postDataByte.Length);
            //关闭请求流  
           writer.Close();  
           //http响应所返回的字符流   
          string responseResult = "";
            HttpWebResponse response = null;
           try  
           {  
               //获取http返回的响应流  
               response = (HttpWebResponse)httpWebRequest.GetResponse();  
           }
           catch (WebException ex)
           {                
　　　　　　response = (HttpWebResponse)ex.Response;
           }  
           //读取响应流内容
            StreamReader sr = new StreamReader(response.GetResponseStream());
            responseResult = sr.ReadToEnd();
            //关闭读取器
            sr.Close();
            return responseResult;  
       }