HttpHelper.cs
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using System;
using System.IO;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web;
using System.Collections;
using System.Net;
using System.Net.Security;
using System.Security;
using System.Security.Cryptography;
using System.Security.Cryptography.X509Certificates;
using System.Reflection;
using log4net;
namespace SmartShelf.Common
{
public class HttpHelper
{
public static readonly ILog LOGGER = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
public static string Post(string url, string paramData)
{
return Post(url, paramData, Encoding.UTF8);
}
public static string Post(string url, string paramData, Encoding encoding)
{
if (paramData != "null" && paramData != null)
{
// LogUtil.debug(LOGGER, "HTTP POST to " + url + " \n\t >> " + paramData);
}
string result = "";
if (url.ToLower().IndexOf("https", System.StringComparison.Ordinal) > -1)
{
ServicePointManager.ServerCertificateValidationCallback =
new RemoteCertificateValidationCallback((sender, certificate, chain, errors) => { return true; });
}
try
{
var wc = new MyWebClient(5000);
if (string.IsNullOrEmpty(wc.Headers["Content-Type"]))
wc.Headers.Add("Content-Type", "application/json;charset=UTF-8");
wc.Encoding = encoding;
//paramData = Uri.EscapeDataString(paramData);
result = wc.UploadString(url, "POST", paramData);
//LogUtil.info(result);
}
catch (Exception e)
{
LogUtil.error("POST【" + paramData + "】 ERROR:" + e.StackTrace, 1);
}
if (!result.Contains("null") && result.Length != 0)
{
//LogUtil.debug(LOGGER,"receive << " + result);
}
return result;
}
public static string Get(string url)
{
return Get(url, Encoding.UTF8);
}
public static string Get(string url, Encoding encoding)
{
try
{
LogUtil.info(LOGGER, "HTTP GET FROM: " + url);
var wc = new WebClient { Encoding = encoding };
var readStream = wc.OpenRead(url);
using (var sr = new StreamReader(readStream, encoding))
{
var result = sr.ReadToEnd();
LogUtil.info(LOGGER, "receive << " + result);
return result;
}
}
catch (Exception e)
{
LogUtil.error("HTTP GET ERROR:" + e.Message, 2);
}
return "";
}
public static string Get(string serverAddress, string path, Dictionary<string, object> map)
{
string param = GetParamStr(map);
string allPath = serverAddress + path;
if (param.Equals(""))
{
return HttpHelper.Get(allPath);
}
else
{
return HttpHelper.Get(allPath + "?" + param);
}
}
public static string GetParamStr(Dictionary<string, object> map)
{
string str = "";
foreach (string key in map.Keys)
{
if (str.Equals(""))
{
str = key + "=" + map[key];
}
else
{
str += "&" + key + "=" + map[key];
}
}
return str;
}
public static Operation Post(string url, Operation operation)
{
try
{
string json = "";
try
{
json = JsonHelper.SerializeObject(operation);
}
catch (Exception ex)
{
LOGGER.Error("JsonHelper.SerializeObject(operation) 出错【operation.op=" + operation.op + "】" + ex);
}
string result = Post(url, json);
if (!string.IsNullOrEmpty(result))
{
try
{
return JsonHelper.DeserializeJsonToObject<Operation>(result);
}
catch (Exception ex)
{
LOGGER.Error("JsonHelper.DeserializeJsonToObject 出错【result=" + result + "】" + ex);
}
}
}
catch (Exception ex)
{
LOGGER.Error("Post 出错【operation.op=" + operation.op + "】：" + ex);
}
return null;
}
}
}