private static List <DataTable> GetData(string data)
{
if (data == null)
{
return(new List <DataTable>(0));
}
else
{
List <DataTable> list = new List <DataTable>();
var obj = DynamicXml.Parse(data);
if (obj.TotalCount == 0)
{
return(new List <DataTable>(0));
}
if (obj.IsArray)
{
bool isQueryResultList = false;
foreach (var item in obj)
{
isQueryResultList = item.IsDefined("TotalCount") && item.IsDefined("Rows");
break;
}
if (isQueryResultList) // QueryResultList
{
foreach (var item in obj)
{
list.Add(ConvertToDataTable(item.Rows));
}
}
else // DataTable
{
list.Add(ConvertToDataTable(obj));
}
}
else // QueryResult
{
list.Add(ConvertToDataTable(obj.Rows));
}
return(list);
}
}
private bool GetResponse <T>(HttpRequest request, out T data, out RestServiceError error, bool isDynamic)
{
try
{
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
ISerializer serializer = SerializerFactory.GetSerializer((request.Accept == null || request.Accept.Length == 0) ? ContentType : request.Accept);
string responseTxt;
using (StreamReader readStream = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
responseTxt = readStream.ReadToEnd();
}
if (!ErrorHandle(out error, responseTxt, serializer))
{
if (isDynamic)
{
data = DynamicXml.Parse(responseTxt);
}
else
{
if (!string.IsNullOrEmpty(responseTxt))
{
using (Stream stream = new MemoryStream(Encoding.UTF8.GetBytes(responseTxt)))
{
data = (T)serializer.Deserialize(stream, typeof(T));
}
}
else
{
data = default(T);
}
}
error = null;
return(true);
}
}
}
catch (WebException ex)
{
HttpWebResponse e = ex.Response as HttpWebResponse;
if (e != null)
{
error = new RestServiceError();
error.StatusCode = e.StatusCode.GetHashCode();
error.StatusDescription = e.StatusDescription;
error.Faults = new List <Error>();
error.Faults.Add(new Error()
{
ErrorCode = "00000",
ErrorDescription = string.Format("Call Service {0} Failed.\r\n\r\nError Detail:{1}", request.RequestUri.ToString(), ex.ToString())
});
e.Close();
}
else if (ex.Response != null)
{
error = new RestServiceError();
error.StatusCode = -1;
error.StatusDescription = "未知错误，返回的WebException.Response类型为：" + ex.Response.GetType();
error.Faults = new List <Error>();
error.Faults.Add(new Error()
{
ErrorCode = "00000",
ErrorDescription = string.Format("Call Service {0} Failed.\r\n\r\nError Detail:{1}", request.RequestUri.ToString(), ex.ToString())
});
}
else
{
error = new RestServiceError();
error.StatusCode = -2;
error.StatusDescription = "未知错误，返回的WebException.Response为null。";
error.Faults = new List <Error>();
error.Faults.Add(new Error()
{
ErrorCode = "00000",
ErrorDescription = string.Format("Call Service {0} Failed.\r\n\r\nError Detail:{1}", request.RequestUri.ToString(), ex.ToString())
});
}
ExceptionHelper.HandleException(ex, string.Format("Call Service {0} Failed.", request.RequestUri.ToString()), new object[0]);
}
catch (Exception ex)
{
error = new RestServiceError();
error.StatusCode = 500;
error.Faults = new List <Error>();
error.Faults.Add(new Error()
{
ErrorCode = "00000",
ErrorDescription = string.Format("Call Service {0} Failed.\r\n\r\nError Detail:{1}", request.RequestUri.ToString(), ex.ToString())
});
ExceptionHelper.HandleException(ex, string.Format("Call Service {0} Failed.", request.RequestUri.ToString()), new object[0]);
}
data = default(T);
return(false);
}
private void OnGetResponse <T>(IAsyncResult result)
{
AsyncArgs <T> args = (AsyncArgs <T>)result.AsyncState;
HttpWebResponse response = null;
object data = null;
RestServiceError error = null;
try
{
response = args.Request.EndGetResponse(result) as HttpWebResponse;
ISerializer serializer = SerializerFactory.GetSerializer((args.Request.Accept == null || args.Request.Accept.Length == 0) ? ContentType : args.Request.Accept);
string responseTxt;
using (StreamReader readStream = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
responseTxt = readStream.ReadToEnd();
}
if (!ErrorHandle(out error, responseTxt, serializer))
{
if (args.IsDynamic)
{
data = DynamicXml.Parse(responseTxt);
}
else
{
using (Stream stream = new MemoryStream(Encoding.UTF8.GetBytes(responseTxt)))
{
data = (T)serializer.Deserialize(stream, typeof(T));
}
}
}
}
catch (WebException ex)
{
HttpWebResponse e = ex.Response as HttpWebResponse;
error = new RestServiceError();
error.StatusCode = e.StatusCode.GetHashCode();
error.StatusDescription = e.StatusDescription;
error.Faults = new List <Error>();
error.Faults.Add(new Error()
{
ErrorCode = "00000",
ErrorDescription = string.Format("Call Service {0} Failed.\r\n\r\nError Detail:{1}", args.Request.RequestUri.ToString(), ex.ToString())
});
e.Close();
ExceptionHelper.HandleException(ex, string.Format("Call Service {0} Failed.", args.Request.RequestUri.ToString()), new object[0]);
}
catch (Exception ex)
{
error = new RestServiceError();
error.StatusCode = 500;
error.Faults = new List <Error>();
error.Faults.Add(new Error()
{
ErrorCode = "00000",
ErrorDescription = string.Format("Call Service {0} Failed.\r\n\r\nError Detail:{1}", args.Request.RequestUri.ToString(), ex.ToString())
});
ExceptionHelper.HandleException(ex, string.Format("Call Service {0} Failed.", args.Request.RequestUri.ToString()), new object[0]);
}
finally
{
if (response != null)
{
response.Close();
}
}
if (error == null)
{
Action <T> handler = args.SucceedHandler;
if (handler != null)
{
handler((T)data);
}
}
else
{
Action <RestServiceError> eHandler = args.ErrorHandler;
if (eHandler != null)
{
eHandler(error);
}
}
}
