httpwebrequest

How do I get the XML response after I receive an HTTP status different than OK?

The httpRequest.GetResponse() method gets a status code of 422 (Unprocessable entity) and throws an exception. In this webservice I am using, I know that an XML response is also sent and I need to get that response in order to find out why the server could not process my request. How do I get the XML response in the catch block? try { ...

how to use cookies with HttpWebRequest

Hi, I am creating an application for data retrieval from the web page. The page is password protected and when the user logs in the cookie is created. In order to retrieve the data the application first has to log in: make web request with username and password and store the cookie. Then when the cookie is stored it has to be added int...

HttpWebRequest socket operation during WPF binding in a property getter

In a property getter of a C# class I am doing a HTTP GET using HttpWebRequest to some https address. WPF's property binding seems to choke on this. If I try to access the property in a simple method e.g. Button_Clicked, it works perfectly. If I use WPF binding to access the same property, the app seems to be blocked on a socket's recv() ...

Hit external url from code-behind

I have a form on my site. The user enters their e-mail and selects a location from a dropdown. I then need to post that data to an external site by hitting a url with the user's location and e-mail in the query string. I'm doing this like so: string url = "http://www.site.com/page.aspx?location=" + location.Text + "&email=" + email.Tex...

Asp.net HttpWebResponse - how can I not depend on WebException for flow control?

I need to check whether the request will return a 500 Server Internal Error or not (so getting the error is expected). I'm doing this: HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest; request.Method = "GET"; HttpWebResponse response = request.GetResponse() as HttpWebResponse; if (response.StatusCode == HttpStatusC...

What is the difference between HybridHttpOrThreadLocalScoped & HttpContextScoped

Simply, what is the difference between HybridHttpOrThreadLocalScoped & HttpContextScoped? ...

Link checker ; how to avoid false positives

I'm working a on a link checker/broken link finder and I am getting many false positives, after double checking I noticed that many error codes were returning webexceptions but they were actually downloadable, but in some other cases the statuscode is 404 and i can access the page from the browse. So here is the code, its pretty ugly, a...

Bypass Forbidden and Server Internal Error with httpwebrequest

i'm a getting forbidden (403) and Server Internal Error(500) when doing a request to a site even if when trying it with the browser, everything is fine. Here's my code and my appdata tag concerning httpwebrequest HttpWebRequest request = (HttpWebRequest)WebRequest.Create( uri ); request.Method = "HEAD"; request.UserAgent = "Moz...

How to SetCookie() in a System.Net.HttpWebRequest request for another Page2.aspx?

How can I SetCookie in Page1.aspx by a System.Net.HttpWebRequest request for Page2.aspx which handle the SetCookie() function? Page1.aspx and Page2.aspx are in the same webapp. Page1.aspx: protected void Page_Load(object sender, EventArgs e) { string url = "http://localhost/Page2.aspx"; System.Net.HttpW...

IOException reading from HttpWebResponse response stream over SSL

I get the following exception when attempting to read the response from my HttpWebRequest: System.IO.IOException: Received an unexpected EOF or 0 bytes from the transport stream. at System.Net.ConnectStream.Read(Byte[] buffer, Int32 offset, Int32 size) at System.IO.StreamReader.ReadBuffer() at System.IO.StreamReader.ReadToEnd()...

Disable cache in Silverlight HttpWebRequest

My Silverlight4 app is hosted in ASP.NET MVC 2 web application. I do web request through HttpWebRequest class but it gives back a result previously cached. How to disable this caching behavior? There are some links which talks about HttpWebRequest in .NET but Silverlight HttpWebrequest is different. Someone suggested to add unique dummy ...

How to use SSL3 instead of TLS in a particular HttpWebRequest?

My application has to talk to different hosts over https, and the default setting of ServicePointManager.SecurityProtocol = TLS served me well up to this day. Now I have some hosts which (as System.Net trace log shows) don't answer the initial TLS handshake message but keep the underlying connection open until it times out, throwing a ti...

Silverlight 4, Google Chrome, and HttpWebRequest problem

My Silvrlight 4 application hosted in ASP.NET MVC 2 working fine when used through Internet Explorer 8, both in development server and remote web server (IIS 6.0). However when I try to browse through Google Chrome (version 5.0.375.70) it throws "remote server returned not found" error. The code causing the problem is the following: pub...

Flash - Uploading to and Downloading from localhost

I have an online flash application that acts as a front end for a server application built in delphi. The server can be installed/used on a remote computer or a personal version can be downloaded and the Flash app pointed at localhost to use it. However, Flash has issues with using the POST and GET functions on the localhost, which makes...

HttpWebResponse get mixed up when used inside multiple threads

In my Application I have a few threads who will get data from a web service. Basically I just open an URL and get an XML output. I have a few threads who do this continuously but with different URLs. Sometimes the results are mixed up. The XML output doesn't belong to the URL of a thread but to the URL of another thread. In each thread ...

Silverlight HttpWebRequest.Create hangs inside async block

I am trying to prototype a Rpc Call to a JBOSS webserver from Silverlight (4). I have written the code and it is working in a console application - so I know that Jboss is responding to the web request. Porting it to silverlight 4, is causing issues: let uri = new Uri(queryUrl) // this is the line that hangs let request : HttpWebRequ...

HttpWebRequest.UserAgent : What does it do

I read this MSDN like about it and ran its example. http://msdn.microsoft.com/en-us/library/system.net.httpwebrequest.useragent.aspx when I change the uSerAgnet to something like "blah", the output is wrong but when I use the same thing that is in the example of even when I comment out the line of code that is setting the UserASgent, th...

Retrieving webmethod parameter values from Application_BeginRequest or Application_EndRequest

Is there a way to retrieving parameter names and values passed to a web method from Request object? I've read somewhere that you need extra code to access the soap body. Any known workarounds to be able to see the soap body from Application_BeginRequest? Thanks! ...

Illegal characters in path exception[closed]

Hi I trying to get page from this url: YandexMarket but WebClient and httpWebRequest throw exception Illegal characters in path. HttpUtility.UrlEncode doesnt work for this symbol "-". Firefox and other browser are correctly open the page. Here is my code: public string GetPage(string url) { var wReq = (HttpWebRequest)WebRequ...

File Upload with HttpWebRequest doesn't post the file

Hello All, Here is my code to post the file. I use asp fileupload control to get the file stream. HttpWebRequest requestToSender = (HttpWebRequest)WebRequest.Create("http://localhost:2518/Web/CrossPage.aspx"); requestToSender.Method = "POST"; requestToSender.ContentType = "multipart/form-data"; requestToSender.KeepAlive = true; request...