public void UpdateEmptyRecycleBin()
{
Debug.WriteLine("UpdateEmptyRecycleBin");
RecycleBinInfo info = OS.GetAllRecycleBinInfo();
string label = "Empty Recycle Bins";
if (info != null)
{
label += " (";
if (info.ItemCount == 0 && info.Size == 0)
{
label += "Empty";
}
else
{
label += $"{info.ItemCount:N0} ";
if (info.ItemCount == 1)
{
label += $"Item";
}
else
{
label += $"Items";
}
label += $", {FormatBytes.Format(info.Size)}";
}
label += ")";
}
EmptyRecycleBinLabel = label;
allRecycleBinInfo = info;
EmptyRecycleBin.RaiseCanExecuteChanged();
}
/// <summary>
/// async-lambda
/// </summary>
private static void ShowTaskHighDelayAsync4()
{
string url = "http://www.IntelliTect.com";
Console.Write(url);
Func <string, Task> WriteWebRequestSizeAsync1 = async(WebUrl) =>
{
WebRequest webRequest = WebRequest.Create(WebUrl);
WebResponse webResponse = await webRequest.GetResponseAsync();
using (StreamReader reader = new StreamReader(webResponse.GetResponseStream()))
{
string text = await reader.ReadToEndAsync();
Console.WriteLine(FormatBytes.FormatBytesMethod(text.Length));
}
};
Task task = WriteWebRequestSizeAsync1(url);
while (!task.Wait(100))
{
Console.Write(".");
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
try {
return(FormatBytes.Format(System.Convert.ToDouble(value)));
}
catch {
return(null);
}
}
private static async Task WriteWebRequestSizeAsync(string url)
{
WebRequest webRequest = WebRequest.Create(url);
WebResponse webResponse = await webRequest.GetResponseAsync(); //(self) block -> (callstack thread) go on
using (StreamReader reader = new StreamReader(webResponse.GetResponseStream()))
{
string text = await reader.ReadToEndAsync(); //(self) block -> (callstack thread) go on
Console.Write(FormatBytes.FormatBytesMethod(text.Length));
}
}
private static void ShowTaskHighDelaySync()
{
//string url = "http://www.pandatv.com";
string url = "http://www.IntelliTect.com";
Console.Write(url);
WebRequest webRequest = WebRequest.Create(url);
WebResponse webResponse = webRequest.GetResponse();
Console.Write("......");
using (StreamReader reader = new StreamReader(webResponse.GetResponseStream()))
{
string text = reader.ReadToEnd();
Console.WriteLine(FormatBytes.FormatBytesMethod(text.Length));
}
}
private void UpdateEmptyRecycleBinThread()
{
Debug.WriteLine("UpdateEmptyRecycleBin");
RecycleBinInfo info = OS.GetAllRecycleBinInfo();
string label = "Empty Recycle Bins";
if (info != null)
{
label += " (";
if (info.ItemCount == 0 && info.Size == 0)
{
label += "Empty";
}
else
{
label += $"{info.ItemCount:N0} ";
if (info.ItemCount == 1)
{
label += $"Item";
}
else
{
label += $"Items";
}
label += $", {FormatBytes.Format(info.Size)}";
}
label += ")";
}
EmptyRecycleBinLabel = label;
allRecycleBinInfo = info;
EmptyRecycleBin.RaiseCanExecuteChanged();
if (lastRecycleWatch == null)
{
lastRecycleWatch = Stopwatch.StartNew();
}
else
{
lastRecycleWatch.Restart();
}
}
/// <summary>
/// asyncMethod
/// </summary>
private static void ShowTaskHighDelayAsync1()
{
string url = "http://www.IntelliTect.com";
Console.Write(url);
StreamReader reader = null;
WebRequest webRequest = WebRequest.Create(url);
Task task = webRequest.GetResponseAsync()
.ContinueWith(FormerTask =>
{
WebResponse webResponse = FormerTask.Result;
reader = new StreamReader(webResponse.GetResponseStream());
return(reader.ReadToEndAsync());
}).Unwrap()
.ContinueWith(FormerTask =>
{
if (reader != null)
{
reader.Dispose();
}
string text = FormerTask.Result;
Console.Write(FormatBytes.FormatBytesMethod(text.Length));
});
try
{
while (!task.Wait(100))
{
Console.Write(".");
}
}
catch (AggregateException exception)
{
}
}
/// <summary>
/// Task.run() Factory.StartNew()->TaskCreationOptions.LongRunning
/// </summary>
private static void ShowTaskHighDelayAsync2()
{
string url = "http://www.IntelliTect.com";
Console.Write(url);
StreamReader reader = null;
WebRequest webRequest = WebRequest.Create(url);
//Task task = Task.Run(() =>
//{
// WebResponse webResponse = webRequest.GetResponse();
// return webResponse;
//}).ContinueWith(FormerTask =>
//{
// reader = new StreamReader(FormerTask.Result.GetResponseStream());
// string text = reader.ReadToEnd();
// return text;
//}).ContinueWith(FormerTask =>
//{
// Console.Write(FormatBytes.FormatBytesMethod(FormerTask.Result.Length));
//});
//Task task = Task.Run(() =>
//{
// WebResponse webResponse = webRequest.GetResponse();
// reader = new StreamReader(webResponse.GetResponseStream());
// string text = reader.ReadToEnd();
// Console.Write(FormatBytes.FormatBytesMethod(text.Length));
//});
/////////////////////// LongRunning ///////////////////////
Task task = Task.Factory.StartNew(() =>
{
WebResponse webResponse = webRequest.GetResponse();
reader = new StreamReader(webResponse.GetResponseStream());
string text = reader.ReadToEnd();
Console.Write(FormatBytes.FormatBytesMethod(text.Length));
}, TaskCreationOptions.LongRunning);
try
{
/// Task Complete Event
//task.GetAwaiter().OnCompleted(() =>
// {
// Console.WriteLine("Complete!");
// });
while (!task.Wait(100))
{
Console.Write(".");
}
}
catch (AggregateException exception)
{
}
}
