public static string DoJsonRequest <T>(string strUri, EnuHttpMethod method, T objToSend, IUriConvertable queryCondition = null, long tick = 0) where T : class
{
string strToRequest = strUri;
if (tick != 0 && (method == EnuHttpMethod.Put || method == EnuHttpMethod.Delete))
{
strToRequest += "?UpdateTicks=" + tick.ToString(CultureInfo.InvariantCulture);
}
if (queryCondition != null && method == EnuHttpMethod.Get)
{
strToRequest += queryCondition.QueryString;
}
WebRequest requestMsg = WebRequest.Create(strToRequest);
MakePrincipleHeader(requestMsg, strToRequest);
requestMsg.ContentType = "application/json";
requestMsg.Proxy = null;
switch (method)
{
case EnuHttpMethod.Delete:
requestMsg.Method = "DELETE";
break;
case EnuHttpMethod.Put:
requestMsg.Method = "PUT";
break;
case EnuHttpMethod.Post:
requestMsg.Method = "POST";
break;
default: //EnuHttpMethod.Get:
requestMsg.Method = "GET";
break;
}
if (objToSend != null)
{
//IsoDateTimeConverter dt = new IsoDateTimeConverter();
//dt.DateTimeFormat = "yyyy'-'MM'-'dd'T'HH':'mm':'ss";
//string postData = JsonConvert.SerializeObject(objToSend, dt);
byte[] byteArray;
if (typeof(T).Name == "List`1")
{
IsoDateTimeConverter dt = new IsoDateTimeConverter();
dt.DateTimeFormat = "yyyy'-'MM'-'dd'T'HH':'mm':'ss";
StringBuilder sb = new StringBuilder();
var listObj = (IEnumerable)objToSend;
sb.Append("DataMetaType=List&");
int i = 0;
foreach (var item in listObj)
{
sb.Append("List" + (i++).ToString());
sb.Append("=");
sb.Append(JsonConvert.SerializeObject(item, dt));
sb.Append("&");
}
sb.Append("DataMetaCount=" + i.ToString());
byteArray = Encoding.UTF8.GetBytes(sb.ToString());
}
else
{
byteArray = Encoding.UTF8.GetBytes(ParseToString <T>(objToSend));
}
requestMsg.ContentType = "application/x-www-form-urlencoded";
requestMsg.ContentLength = byteArray.Length;
Stream dataStream = requestMsg.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
}
HttpWebResponse response = null;
string responseFromServer = "";
try
{
using (response = (HttpWebResponse)requestMsg.GetResponse())
{
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
responseFromServer = reader.ReadToEnd();
}
}
}
catch (WebException ex)
{
response = (HttpWebResponse)ex.Response;
responseFromServer = new StreamReader(response.GetResponseStream(), Encoding.UTF8).ReadToEnd();
throw new ClientException(responseFromServer, ex, response.StatusCode);
}
return(responseFromServer);
}
public static string DoFileRequest(string strUri, EnuHttpMethod method, string filePath, long tick = 0)
{
string strToRequest = strUri;
if (tick != 0)
{
strToRequest += "?UpdateTicks=" + tick.ToString(CultureInfo.InvariantCulture);
}
WebRequest requestMsg = WebRequest.Create(strToRequest);
MakePrincipleHeader(requestMsg, strToRequest);
switch (method)
{
case EnuHttpMethod.Delete:
requestMsg.Method = "DELETE";
break;
case EnuHttpMethod.Put:
case EnuHttpMethod.Post:
requestMsg.Method = "POST";
break;
default: //EnuHttpMethod.Get:
requestMsg.Method = "GET";
break;
}
if (method == EnuHttpMethod.Post || method == EnuHttpMethod.Put)
{
if (string.IsNullOrEmpty(filePath) || !File.Exists(filePath))
{
throw new ClientException("本地文件不存在，不能读取！");
}
FileStream fileStream = null;
Stream requestStream = null;
try
{
fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Read);
var fileName = GetFileName(filePath);
string boundary = "----------" + DateTime.Now.Ticks.ToString("x");
requestMsg.ContentType = "multipart/form-data;boundary=" + boundary;
requestMsg.Headers.Add("FileName", HttpUtility.UrlEncode(fileName));//额外自定义文件名放在头中
requestMsg.ContentLength = fileStream.Length;
requestStream = requestMsg.GetRequestStream();
byte[] buffer = new Byte[checked ((uint)Math.Min(4096,
(int)fileStream.Length))];
int bytesRead = 0;
while ((bytesRead = fileStream.Read(buffer, 0, buffer.Length)) != 0)
{
requestStream.Write(buffer, 0, bytesRead);
}
fileStream.Close();
}
catch (Exception e)
{
if (requestStream != null)
{
requestStream.Close();
}
if (fileStream != null)
{
fileStream.Close();
}
throw new ClientException("本地文件异常，不能读取！");
}
}
else
{
requestMsg.ContentType = "application/json";
}
try
{
using (HttpWebResponse response = (HttpWebResponse)requestMsg.GetResponse())
{
if (method == EnuHttpMethod.Post || method == EnuHttpMethod.Put)
{
//返回上传之后的文件名
using (StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
string responseFromServer = reader.ReadToEnd();
if (requestMsg != null)
{
requestMsg.Abort();
}
return(responseFromServer);
}
}
else
{
//返回文件流
using (Stream stream = response.GetResponseStream())
{
if (File.Exists(filePath))
{
throw new ClientException("本地文件已经存在，不能覆盖！");
}
using (FileStream fs = File.Create(filePath))
{
byte[] buffer = new byte[1024];
int bytesRead;
while ((bytesRead = stream.Read(buffer, 0, buffer.Length)) != 0)
{
fs.Write(buffer, 0, bytesRead);
}
fs.Close();
}
}
return("");
}
}
}
catch (IOException e)
{
throw new ClientException("本地文件写失败！");
}
catch (WebException ex)
{
if (requestMsg != null)
{
requestMsg.Abort();
}
var response = (HttpWebResponse)ex.Response;
var msg = new StreamReader(response.GetResponseStream(), Encoding.UTF8).ReadToEnd();
throw new ClientException(msg, ex, response.StatusCode);
}
}
public static string DoJsonRequest(string strUri, EnuHttpMethod method, IUriConvertable queryCondition = null, long tick = 0)
{
return(DoJsonRequest <object>(strUri, method, null, queryCondition: queryCondition, tick: tick));
}
public static T DoJsonRequest <T>(string strUri, EnuHttpMethod method, IUriConvertable queryCondition = null, Object objToSend = null, long tick = 0)
{
string strToRequest = strUri;
if (tick != 0 && (method == EnuHttpMethod.Put || method == EnuHttpMethod.Delete))
{
strToRequest += "?UpdateTicks=" + tick.ToString(CultureInfo.InvariantCulture);
}
if (queryCondition != null && method == EnuHttpMethod.Get)
{
strToRequest += queryCondition.QueryString;
}
HttpRequestMessage requestMsg = new HttpRequestMessage();
MakePrincipleHeader(requestMsg, strToRequest);
requestMsg.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
requestMsg.RequestUri = new Uri(strToRequest);
HttpContent content = null;
if (objToSend != null)
{
content = new StringContent(JsonConvert.SerializeObject(objToSend), Encoding.UTF8, "application/json");
}
switch (method)
{
case EnuHttpMethod.Post:
requestMsg.Method = HttpMethod.Post;
requestMsg.Content = content;
break;
case EnuHttpMethod.Put:
requestMsg.Method = HttpMethod.Put;
requestMsg.Content = content;
break;
case EnuHttpMethod.Delete:
requestMsg.Method = HttpMethod.Delete;
break;
default: //EnuHttpMethod.Get:
requestMsg.Method = HttpMethod.Get;
break;
}
Task <HttpResponseMessage> rtnAll = s_httpClient.SendAsync(requestMsg);
#region 执行
HttpResponseMessage resultMessage = null;
Task <T> rtnFinal;
try
{
try
{
resultMessage = rtnAll.Result;
}
catch (AggregateException ae)
{
foreach (var ex in ae.InnerExceptions)
{
if (ex is HttpRequestException)
{
throw new ClientException(ERRMSG_FAILED_TO_SEND_MESSAGE, ex);
}
}
}
if (!resultMessage.IsSuccessStatusCode)
{
Task <WebApiHttpInfo> error;
try
{
error = resultMessage.Content.ReadAsAsync <WebApiHttpInfo>(s_formatters);
}
catch (Exception ex)
{
throw new ClientException(ERRMSG_SERVER_EXCEPTIONAL_FAILURE, ex);
}
throw new ClientException(error.Result.Message);
}
if (method != EnuHttpMethod.Get)
{
return(default(T));
}
try
{
rtnFinal = resultMessage.Content.ReadAsAsync <T>(s_formatters);
}
catch (Exception ex)
{
throw new ClientException(ERRMSG_RESULT_CONTENT_DOESNOT_MATCH, ex);
}
}
catch (ClientException ex)
{
ex.ParameterObject = new { Uri = strUri, Method = method, Data = objToSend, Tick = tick };
throw;
}
#endregion
return(rtnFinal.Result);
}
