ByteScout Cloud API Server - PDF To CSV API - C# - Convert PDF To CSV From URL Asynchronously - ByteScout

ByteScout Cloud API Server – PDF To CSV API – C# – Convert PDF To CSV From URL Asynchronously

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How to convert PDF to CSV from URL asynchronously for PDF to CSV API in C# using ByteScout Cloud API Server

Learn in simple ways: How to convert PDF to CSV from URL asynchronously for PDF to CSV API in C#

This page displays the code samples for programming in C#. ByteScout Cloud API Server helps with PDF to CSV API in C#. ByteScout Cloud API Server is API server that is ready to use and can be installed and deployed in less than 30 minutes on your own Windows server or server in a cloud. It can save data and files on your local server-based file storage or in Amazon AWS S3 storage. Data is processed solely on the API server and is powered by ByteScout engine, no cloud services or Internet connection is required for data processing..

Want to learn quickly? These fast application programming interfaces of ByteScout Cloud API Server for C# plus the instruction and the code below will help to learn how to convert PDF to CSV from URL asynchronously. Follow the tutorial and copy – paste code for C# into your project’s code editor. Further improvement of the code will make it more robust.

ByteScout Cloud API Server – free trial version is available on our website. Also, there are other code samples to help you with your C# application included into trial version.

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Program.cs
      
using System; using System.IO; using System.Net; using Newtonsoft.Json.Linq; using System.Threading; // Cloud API asynchronous "PDF To CSV" job example. // Allows to avoid timeout errors when processing huge or scanned PDF documents. // Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". // If it's not then please replace this with with your hosting url. namespace ByteScoutWebApiExample { class Program { // Direct URL of source PDF file. const string SourceFileUrl = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-to-csv/sample.pdf"; // Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'. const string Pages = ""; // PDF document password. Leave empty for unprotected documents. const string Password = ""; // Destination CSV file name const string DestinationFile = @".\result.csv"; // (!) Make asynchronous job const bool Async = true; static void Main(string[] args) { // Create standard .NET web client instance WebClient webClient = new WebClient(); // Prepare URL for `PDF To CSV` API call string query = Uri.EscapeUriString(string.Format( "https://localhost/pdf/convert/to/csv?name={0}&password={1}&pages={2}&url={3}&async={4}", Path.GetFileName(DestinationFile), Password, Pages, SourceFileUrl, Async)); try { // Execute request string response = webClient.DownloadString(query); // Parse JSON response JObject json = JObject.Parse(response); if (json["status"].ToString() != "error") { // Asynchronous job ID string jobId = json["jobId"].ToString(); // URL of generated CSV file that will available after the job completion string resultFileUrl = json["url"].ToString(); // Check the job status in a loop. // If you don't want to pause the main thread you can rework the code // to use a separate thread for the status checking and completion. do { string status = CheckJobStatus(jobId); // Possible statuses: "working", "failed", "aborted", "success". // Display timestamp and status (for demo purposes) Console.WriteLine(DateTime.Now.ToLongTimeString() + ": " + status); if (status == "success") { // Download CSV file webClient.DownloadFile(resultFileUrl, DestinationFile); Console.WriteLine("Generated CSV file saved as \"{0}\" file.", DestinationFile); break; } else if (status == "working") { // Pause for a few seconds Thread.Sleep(3000); } else { Console.WriteLine(status); break; } } while (true); } else { Console.WriteLine(json["message"].ToString()); } } catch (WebException e) { Console.WriteLine(e.ToString()); } webClient.Dispose(); Console.WriteLine(); Console.WriteLine("Press any key..."); Console.ReadKey(); } static string CheckJobStatus(string jobId) { using (WebClient webClient = new WebClient()) { string url = "https://localhost/job/check?jobid=" + jobId; string response = webClient.DownloadString(url); JObject json = JObject.Parse(response); return Convert.ToString(json["status"]); } } } }

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packages.config
      
<?xml version="1.0" encoding="utf-8"?> <packages> <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net40" /> </packages>

ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Cloud API Server Home Page

Explore ByteScout Cloud API Server Documentation

Explore Samples

Sign Up for ByteScout Cloud API Server Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

VIDEO

ON-PREMISE OFFLINE SDK

60 Day Free Trial or Visit ByteScout Cloud API Server Home Page

Explore ByteScout Cloud API Server Documentation

Explore Samples

Sign Up for ByteScout Cloud API Server Online Training

ON-DEMAND REST WEB API

Get Your API Key

Explore Web API Docs

Explore Web API Samples

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