Download httpclient-4.0-alpha3.jar

For a version that uses the exception-based methods, see the v7. This sample requires that network capabilities be set in the Package. These capabilities can be set in the app manifest using Microsoft Visual Studio. For more information on network capabilities, see How to set network capabilities. HttpClient Windows. Http Windows. Headers Windows. The next steps depend on whether you just want to deploy the sample or you want to both deploy and run it.

This sample requires that a web server is available for the app to access for uploading and downloading files. The web server must be started before the app is run. The web server must also have an HttpClientSample path available for uploads and downloads. The easiest way to run the sample is to use the provided web server scripts. Browse to the Server folder in your sample folder to setup and start the web server.

There are two options possible. When the web server is not needed anymore, please browse to the Server folder in you sample folder and run one of the following:. The implementation is lengthy, but the code logic demonstrates several checks to meet the security criteria. The following code snippet shows the example action method.

In the code above, lines 22 to 47 handle the File Disposition, and lines 48 to 65 handle the Form Disposition. When the MultipartReader reads sections in the HTTP request body, the request content is parsed and saved to physical disk file and memory form data.

This API action method finds the file and converts the file to an array of bytes, then returns a FileContentResult with the byte array and metadata. The following code snippet shows an example. The following code snippet shows an example solution. The method UploadFile string filePath first validates the physical file. Then line 13 instantiates a MultipartFormDataContent object, which is the request content sent to the server side app. The key can be different when multiple files are included in a form.

The values can only be represented as strings, and the server side app will have to parse them into correct data types. Line 21 sends the HTTP post request when the request content is ready. Lines 23 and 24 receive the HTTP response for later use.

In order to download a file, we make an HTTP Get request, then read the response content into a memory stream which can be copied to a physical file. Ask Question. Asked 9 years, 5 months ago. Active 7 years, 10 months ago. Viewed 8k times. I've bolded where the errors are occuring. Relative , parms ; response. ReadAsString ; xdoc. LoadXml responseoutput ;. Darrel Miller k 30 30 gold badges silver badges bronze badges. Add a comment.

Active Oldest Votes. You can download it here: HttpClient for. Please see the source code for more information: HttpClient for. Raman Zhylich Raman Zhylich 3, 23 23 silver badges 22 22 bronze badges.

Thankyou Raman, this is what i suspected. I grabbed the dll using nuget — AA11oAKas. The owner has unlisted this package. This could mean that the package is deprecated or shouldn't be used anymore.