public double DisplayStartingCalculatingMessage()
{
_outputManager.DisplayMessage("Starting calculating... ");
_outputManager.DisplayMessage("Please, wait till finish or input new values:");
return(_inputManger.GetInputNumericValue());
}
public static string FormOutputDownloadPath(string fileName, IOutputManager outputManager = null)
{
if (string.IsNullOrEmpty(fileName))
{
if (outputManager != null)
{
outputManager.DisplayMessage("No file name is set");
}
else
{
throw new ArgumentNullException(nameof(fileName));
}
}
if (string.IsNullOrEmpty(Path.GetExtension(fileName)))
{
if (outputManager != null)
{
outputManager.DisplayMessage("No file extension is set");
}
else
{
throw new ArgumentException("No file extension is set");
}
}
if (!Directory.Exists(OutputDownloadDirectory))
{
Directory.CreateDirectory(OutputDownloadDirectory);
}
return(Path.Combine(OutputDownloadDirectory, fileName));
}
public Task Task7_ContinueRegardlessResult(Action logic)
{
if (logic == null)
{
throw new ArgumentNullException(nameof(logic));
}
return(Task.Run(() => logic)
.ContinueWith((prev) => _outputManager.DisplayMessage("Continuation regardless result")));
}
private void CreateThreadsRecursivelyUsingThread(int number)
{
while (_recursiveThreadNumber++ < RecursivelyThreadsLimit)
{
_outputManager.DisplayMessage($"{_recursiveThreadNumber}) Thread id = {Thread.CurrentThread.ManagedThreadId} - {number}");
var newThread = new Thread(() => CreateThreadsRecursivelyUsingThread(--number));
newThread.Start();
newThread.Join();
}
}
private void SafelyPrintCollectionValues(object sender, NotifyCollectionChangedEventArgs e)
{
lock (_lockedObject)
{
_outputManager.DisplayMessage($"Items in collection: {_collection.Count}");
foreach (var item in _collection)
{
_outputManager.DisplayMessage(item.ToString());
}
}
}
public double GetInputNumericValue()
{
var isSuccess = false;
var stringValue = GetInputStringValue();
while (!isSuccess)
{
if (!double.TryParse(stringValue, out var doubleValue))
{
_outputManager.DisplayMessage("Input value is not a number. Please, try again.");
stringValue = GetInputStringValue();
}
else
{
isSuccess = true;
}
}
return(double.Parse(stringValue));
}
public Task Task2(int arrayCapacity)
{
var tasks = Task.Factory.StartNew(() => GenerateRandomIntArray(arrayCapacity))
.ContinueWith(resultIntArray => MultipleIntArrayWithRandom(resultIntArray.Result, arrayCapacity))
.ContinueWith(resultIntArray => SortArrayValues(resultIntArray.Result))
.ContinueWith(resultIntArray => resultIntArray.Result.Average());
_outputManager.DisplayMessage($"Task 2 result: {tasks.Result}");
return(tasks);
}
