[英]Asp.net mvc3 C#, trace 500 error response message?
我需要从HttpWebResponse获取500错误响应消息。
HttpWebResponse objResponse = (HttpWebResponse)objRequest.GetResponse();
using (StreamReader responseStream = new StreamReader(objResponse.GetResponseStream()))
{
post_response = responseStream.ReadToEnd();
responseStream.Close();
}
谢谢!
[编辑]
使用浏览器打开此网址,
浏览器将打印响应消息“缺少参数:M_ID”。
现在,我想使用asp.net获取响应消息
var post_string = "hello=hi";
HttpWebRequest objRequest = (HttpWebRequest)WebRequest.Create("https://www.sagepayments.net/web_services/vterm_extensions/transaction_processing.asmx/BANKCARD_PRIOR_AUTH_SALE");
objRequest.Method = "POST";
objRequest.ContentLength = post_string.Length;
objRequest.ContentType = "application/x-www-form-urlencoded";
// post data is sent as a stream
StreamWriter myWriter = null;
myWriter = new StreamWriter(objRequest.GetRequestStream());
myWriter.Write(post_string);
myWriter.Close();
// returned values are returned as a stream, then read into a string
try
{
HttpWebResponse objResponse = (HttpWebResponse)objRequest.GetResponse();
using (StreamReader responseStream = new StreamReader(objResponse.GetResponseStream()))
{
post_response = responseStream.ReadToEnd();
responseStream.Close();
}
Response.Write(post_response);
}
catch(WebException e)
{
Response.Write("Error : "+e.Message);
Response.Write("<br /> Data : " + e.Data);
Response.Write("<br /> HelpLink : " + e.HelpLink);
Response.Write("<br /> InnerException : " + e.InnerException);
Response.Write("<br /> Response : " + e.Response);
Response.Write("<br /> Source : " + e.Source);
Response.Write("<br /> Status : " + e.Status);
Response.Write("<br /> TargetSite : " + e.TargetSite);
}
Result :
Error : The remote server returned an error: (500) Internal Server Error.
Data : System.Collections.ListDictionaryInternal
HelpLink :
InnerException :
Response : System.Net.HttpWebResponse
Source : System
Status : ProtocolError
TargetSite : System.Net.WebResponse GetResponse()
如何获得此消息?
缺少参数:M_ID。
如果在Web请求期间抛出异常,我认为您需要检查Web响应的StatusCode和StatusDescription属性。
例如:
try
{
HttpWebResponse objResponse = (HttpWebResponse)objRequest.GetResponse();
using (StreamReader responseStream = new StreamReader(objResponse.GetResponseStream()))
{
post_response = responseStream.ReadToEnd();
responseStream.Close();
}
}
catch(WebException wex)
{
// This is the line that gets you the response object
HttpWebResponse response = (HttpWebResponse)wex.Response;
if(response != null)
{
// You can now read the response StatusCode and StatusDescription
HttpStatusCode responseCode = response.StatusCode;
String statusDescription = response.StatusDescription;
// Add your status checking logic here
}
}
除非您启用了自定义错误,否则将在IIS级别处理HTTP错误。 查看这篇文章,了解如何更改您的Web配置以添加您自己的自定义错误页面: 返回404错误ASP.NET MVC 3
这个问题: 如何在ASP.Net中发送状态代码500并仍然写入响应?
...还具体说明了如何抛出500以及如何解决客户错误。 它还包括Context.Response.TrySkipIisCustomErrors
,这是接受的答案。
这在我的情况下是有效的。 希望它会帮助你。
try
{
response = (HttpWebResponse)request.GetResponse();
using (StreamReader streamReader = new StreamReader(response.GetResponseStream()))
{
responseMessage = streamReader.ReadToEnd();
Assert.IsTrue(response.StatusCode == HttpStatusCode.OK);
response.Close();
}
}
catch(WebException ex)
{
using (StreamReader streamReader = new StreamReader(ex.Response.GetResponseStream()))
{
responseMessage = streamReader.ReadToEnd();
File.WriteAllText(@"C:\Users\Paul\Documents\text.txt", responseMessage);
}
}
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.