/// <summary>
/// 从Response获取错误信息
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
public static WfServiceInvokeException FromWebResponse(WebResponse response)
{
StringBuilder strB = new StringBuilder();
string content = string.Empty;
using (Stream stream = response.GetResponseStream())
{
StreamReader streamReader = new StreamReader(stream, Encoding.UTF8);
content = streamReader.ReadToEnd();
}
if (response is HttpWebResponse)
{
HttpWebResponse hwr = (HttpWebResponse)response;
strB.AppendFormat("Status Code: {0}, Description: {1}\n", hwr.StatusCode, hwr.StatusDescription);
}
strB.AppendLine(content);
WfServiceInvokeException result = new WfServiceInvokeException(strB.ToString());
if (response is HttpWebResponse)
{
HttpWebResponse hwr = (HttpWebResponse)response;
result.StatusCode = hwr.StatusCode;
result.StatusDescription = hwr.StatusDescription;
}
return(result);
}
/// <summary>
/// 调用服务
/// </summary>
/// <param name="timeout">请求超时时间，单位毫秒</param>
/// <param name="context">上下文参数</param>
/// <returns></returns>
public object Invoke(TimeSpan timeout, WfApplicationRuntimeParameters context)
{
try
{
if (context == null)
{
context = WfServiceInvoker.InvokeContext;
}
HttpWebRequest request = GenerateWebRequestObj(timeout, context);
try
{
using (WebResponse response = request.GetResponse())
{
using (Stream stream = response.GetResponseStream())
{
object result = null;
if (stream != null)
{
StreamReader streamReader = new StreamReader(stream, Encoding.UTF8);
string rtnContent = streamReader.ReadToEnd();
result = ParseServiceResultToObject(rtnContent);
if (result == null)
{
result = ExceptionHelper.DoSilentFunc(() => JSONSerializerExecute.DeserializeObject(rtnContent), rtnContent);
if (result is WfErrorDTO)
{
string errorMessage = ((WfErrorDTO)result).ToString() + Environment.NewLine + request.RequestUri.ToString();
throw new WfServiceInvokeException(((WfErrorDTO)result).ToString());
}
}
}
if (result is IDictionary <string, object> )
{
foreach (KeyValuePair <string, object> kp in (IDictionary <string, object>)result)
{
context[kp.Key] = kp.Value;
}
}
if (this._SvcOperationDef.RtnXmlStoreParamName.IsNotEmpty())
{
context[this._SvcOperationDef.RtnXmlStoreParamName] = result;
}
return(result);
}
}
}
catch (WebException ex)
{
if (ex.Response == null)
{
throw new WfServiceInvokeException(string.Format("调用服务时发生了异常，{0}，但无响应内容。HTTP状态为{1}", ex.Message, ex.Status), ex);
}
else
{
throw WfServiceInvokeException.FromWebResponse(ex.Response);
}
}
}
catch (WebException ex)
{
throw new WfServiceInvokeException(ex.Message, ex);
}
}
/// <summary>
/// 从Response获取错误信息
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
public static WfServiceInvokeException FromWebResponse(WebResponse response)
{
StringBuilder strB = new StringBuilder();
string content = string.Empty;
using (Stream stream = response.GetResponseStream())
{
StreamReader streamReader = new StreamReader(stream, Encoding.UTF8);
content = streamReader.ReadToEnd();
}
if (response is HttpWebResponse)
{
HttpWebResponse hwr = (HttpWebResponse)response;
strB.AppendFormat("Status Code: {0}, Description: {1}\n", hwr.StatusCode, hwr.StatusDescription);
}
strB.AppendLine(content);
WfServiceInvokeException result = new WfServiceInvokeException(strB.ToString());
if (response is HttpWebResponse)
{
HttpWebResponse hwr = (HttpWebResponse)response;
result.StatusCode = hwr.StatusCode;
result.StatusDescription = hwr.StatusDescription;
}
return result;
}