Add files for 2nd task

This commit is contained in:
Manuel Thalmann 2024-03-01 13:08:14 +01:00
parent a26546e8a4
commit fad3634a3d
2 changed files with 145 additions and 0 deletions

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Tasks/DT2/DT2.cs Normal file
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/*
* Created by SharpDevelop.
* User: Karl Rege
* Date: 26.02.2021
* Time: 16:15
*
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Web;
using System.Net;
using System.Net.Security;
using System.Diagnostics;
using System.Threading.Tasks;
using System.Threading;
namespace DT2 {
public enum CallMode { Sync, Async, AsyncTimeout };
public class UrlTester {
public event Action<string> PageStart;
public event Action<string, int> PageLoaded;
public event Action<string, int, int> LoadSummary;
public event Action<string> Timeout;
public void SetupEvents() {
IDictionary<string, Stopwatch> sw = new Dictionary<string, Stopwatch>();
PageStart = url => { Console.WriteLine(url + " ..."); sw.Add(url, Stopwatch.StartNew()); };
PageLoaded += (url, size) => {
sw[url].Stop();
Console.WriteLine(url + " " + size + " bytes " + (int)sw[url].Elapsed.TotalMilliseconds + " ms");
sw.Remove(url);
};
Timeout = (url) => {
sw[url].Stop(); Console.WriteLine(url + " Timeout"); sw.Remove(url);
};
LoadSummary += (s, size, time) => { Console.WriteLine(s + ": " + size + " bytes " + time + " ms"); };
}
public List<string> UrlList = new List<string> {
"https://www.zhaw.ch",
"https://waikiki.zhaw.ch/~rege",
"https://www.zhaw.ch/de/linguistik/",
"https://www.zhaw.ch/de/psychologie/",
"https://www.zhaw.ch/de/archbau/",
"https://www.zhaw.ch/de/gesundheit/",
"https://www.zhaw.ch/de/lsfm/",
// very slow sites
/*
"http://www.airkoryo.com.kp/",
"http://www.manmulsang.com.kp/",
"http://tourismdprk.gov.kp/",
"http://www.kut.edu.kp/"
*/
};
public void IgnoreCertificateValidation() {
System.Net.ServicePointManager.Expect100Continue = true;
System.Net.ServicePointManager.ServerCertificateValidationCallback
+= new RemoteCertificateValidationCallback((sender, certificate, chain, policyErrors) => true);
}
public virtual int GetPageSize(string url) {
// The downloaded resource ends up in the variable named content.
byte[] byteContent;
// Initialize an HttpWebRequest for the current URL.
var webReq = (HttpWebRequest)WebRequest.Create(url);
//if (PageStart != null) PageStart (url);
Stopwatch sw = Stopwatch.StartNew();
// Send the request to the Internet resource and wait for
// the response.
using (WebResponse response = webReq.GetResponse()) {
// Get the stream that is associated with the response.
using (Stream responseStream = response.GetResponseStream()) {
using (StreamReader sr = new StreamReader(responseStream)) {
String content = sr.ReadToEnd();
byteContent = Encoding.UTF8.GetBytes(content);
}
}
}
return byteContent.Length;
}
public int GetUrlSync(string url) {
PageStart(url);
int size = GetPageSize(url);
PageLoaded(url, size);
return size;
}
/* TO BE DONE */ GetUrlAsync(string url) {
PageStart(url);
/* TO BE DONE */
PageLoaded(url, size);
return size;
}
/* TO BE DONE */ GetUrlAsyncTimeout(string url, int millis) {
PageStart(url);
/* TO BE DONE */
// PageLoaded or Timeout Event
}
public void GetAllUrls(List<string> urlList, CallMode callMode) {
// get a list of web addresses.
int totalSize = 0;
Stopwatch sw = Stopwatch.StartNew();
if (callMode == CallMode.Sync) {
Console.WriteLine("\nCalling Sync");
foreach (var url in urlList) {
totalSize += GetUrlSync(url);
}
}
else if (callMode == CallMode.Async) {
Console.WriteLine("\nCalling Async");
/* TO BE DONE */
}
else if (callMode == CallMode.AsyncTimeout) {
Console.WriteLine("\nCalling Async Timeout");
/* TO BE DONE */
}
LoadSummary("Total", totalSize, (int)sw.Elapsed.TotalMilliseconds);
}
public static void Main(string[] args) {
Console.WriteLine("Starting ...");
UrlTester urlTester = new UrlTester();
urlTester.IgnoreCertificateValidation();
ThreadPool.SetMinThreads(urlTester.UrlList.Count * 2, urlTester.UrlList.Count * 2);
urlTester.SetupEvents();
urlTester.GetAllUrls(urlTester.UrlList, CallMode.Sync);
urlTester.GetAllUrls(urlTester.UrlList, CallMode.Async);
urlTester.GetAllUrls(urlTester.UrlList, CallMode.AsyncTimeout);
Console.Write("Press any key to continue ...\n");
Console.ReadKey(true);
}
}
}

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