61 lines
1.8 KiB
C#
61 lines
1.8 KiB
C#
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
using System.IO;
|
|
using System.Linq;
|
|
using System.Net;
|
|
using System.Windows;
|
|
|
|
namespace SyncExample
|
|
{
|
|
public partial class MainWindow : Window
|
|
{
|
|
private readonly IEnumerable<string> _urlList = new string[]
|
|
{
|
|
"https://docs.microsoft.com",
|
|
"https://docs.microsoft.com/azure",
|
|
"https://docs.microsoft.com/powershell",
|
|
"https://docs.microsoft.com/dotnet",
|
|
"https://docs.microsoft.com/aspnet/core",
|
|
"https://docs.microsoft.com/windows"
|
|
};
|
|
|
|
private void OnStartButtonClick(object sender, RoutedEventArgs e)
|
|
{
|
|
_resultsTextBox.Clear();
|
|
|
|
SumPageSizes();
|
|
|
|
_resultsTextBox.Text += $"\nControl returned to {nameof(OnStartButtonClick)}.";
|
|
}
|
|
|
|
private void SumPageSizes()
|
|
{
|
|
var stopwatch = Stopwatch.StartNew();
|
|
|
|
int total = _urlList.Select(url => ProcessUrl(url)).Sum();
|
|
|
|
stopwatch.Stop();
|
|
_resultsTextBox.Text += $"\nTotal bytes returned: {total:#,#}";
|
|
_resultsTextBox.Text += $"\nElapsed time: {stopwatch.Elapsed}\n";
|
|
}
|
|
|
|
private int ProcessUrl(string url)
|
|
{
|
|
using var memoryStream = new MemoryStream();
|
|
var webReq = (HttpWebRequest)WebRequest.Create(url);
|
|
|
|
using WebResponse response = webReq.GetResponse();
|
|
using Stream responseStream = response.GetResponseStream();
|
|
responseStream.CopyTo(memoryStream);
|
|
|
|
byte[] content = memoryStream.ToArray();
|
|
DisplayResults(url, content);
|
|
|
|
return content.Length;
|
|
}
|
|
|
|
private void DisplayResults(string url, byte[] content) =>
|
|
_resultsTextBox.Text += $"{url,-60} {content.Length,10:#,#}\n";
|
|
}
|
|
}
|