Application Octet Stream Files

Prerequisite. Basic C# coding knowledge. Minimum knowledge of Web API. Understanding for the REST service When we are working with REST service, it is very important to understand how to send files. In this article, we are going to discuss how to return files (PDF/Word/Excel) from Web API service. I am going to explain a step by step process to transfer a file over Http REST service. Como descargar libros gratis pdf. Let’s assume, we have a requirement to send a file based on the file type provided to the service request.

For example, when we send the file type as PDF, service will return PDF file if we send Doc, service will return Word document. (I have taken this sample to cover all types of files).

These OCTET-STREAM files may be opened by renaming the extension of the attached file to a specific file extension, and then by using an application with support for opening such files. For example, an.octet-stream file may be renamed to a.txt file (if it is indeed a.txt file), and Notepad may then be used to open the file. Tidal.com streams flac files, but it does not provide with file download, which is what I want. Is it possible to decode 'octet stream'.bin file.

We cannot send the file from its original state. To send the file to REST service, we have to follow the below steps. Convert Required file into Bytes Initially, we have to convert the file into bytes using File Class (which is from System.IO). httpResponseMessage.Content.Headers.ContentDisposition = new System.Net.Http.Headers.ContentDispositionHeaderValue( 'attachment' );. httpResponseMessage.Content.Headers.ContentDisposition.FileName = PdfFileName;. httpResponseMessage.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue( 'application/octet-stream' ); We need to talk about the ContentType here. I have used application/octet-stream, whereas in some places, we can see application/pdf, but why I have used it?

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In a simple way, I can say that when we are sending a file to the REST service and we don’t know the file type but it is a trusted one, in these situations, we have to use application/octet-stream. Complete Code in a single shot I have written with IHttpActionResult and HttpResponseMessage.