System.Threading.Tasks.Task.Start()

public void DownloadAsync(DownloadData downloadData)
        {
            DownloadFile downloadFile = new DownloadFile(downloadData);
            lock (lockObject)
            {
                readyQueue.Enqueue(downloadFile);
            }
            if (runnings.Count >= taskCount) return;
            Task task = Task.Run(DownloadTask);
            task.Start();
        }

public void UpdateTask()
        {
            if (readyQueue.Count == 0 && runnings.Count == 0) return;
            lock (lockObject)
            {
                List<Thread> threadList = new List<Thread>();
                foreach (DictionaryEntry item in runnings)
                {
                    //卡死线程
                    if (!((Thread)item.Key).IsAlive)
                    {
                        if (item.Value != null)
                        {
                            readyQueue.Enqueue((DownloadFile)item.Value);
                        }
                        threadList.Add((Thread)item.Key);
                    }
                }
                foreach (Thread item in threadList)
                {
                    item.Abort();
                    runnings.Remove(item);
                }
            }
            if (NetworkUtil.CheckNetwork())
            {
                if (runnings.Count < taskCount && readyQueue.Count > 0)
                {
                    Task task = Task.Run(DownloadTask);
                    task.Start();
                }
            }
        }

protected override void ParseBody()
        {
            Decrypt(User.TXProtocol.SessionKey);
            Reader.ReadBytes(4);
            User.QQSkey = Encoding.UTF8.GetString(Reader.ReadBytes(10));
            if (string.IsNullOrEmpty(User.QQSkey))
            {
                throw new Exception("skey获取失败");
            }

            new Task(() =>
            {
                User.GetQunCookies();
                User.Friends = User.Get_Friend_List();
                User.Groups = User.Get_Group_List();
            }).Start();
            //User.QQCookies = "uin=o" + User.QQ + ";skey=" + User.QQSkey + ";";
            //User.QQGtk = Util.GET_GTK(User.QQSkey);
        }

[Fact]
        public void ShouldReduceAwaitToBlockingCall()
        {
            Task<string> sleepTask = new Task<string>(() =>
            {
                Thread.Sleep(1000);
                return "hey";
            });

            AwaitExpression expression = X.Await(X.Link(sleepTask));

            DateTime before = DateTime.Now;

            Action action = Expression.Lambda<Action>(expression).Compile();

            sleepTask.Start();
            action();

            TimeSpan timeTaken = DateTime.Now - before;

            timeTaken.ShouldBeGreaterThanOrEqualTo(TimeSpan.FromMilliseconds(1000));
        }

public async Task LoadAsync()
        {
            await LoadData();

            //启动配置更改监听
            if (_configurationListeningTask.Status == TaskStatus.Created)
                _configurationListeningTask.Start();
        }

public static bool Wait(Action action,int timeOut)
        {
            Task taskWait = new Task(()=> 
            {
                action();
            });

            Task taskTime = new Task(() =>
            {
                Thread.Sleep(timeOut);
            });

            taskWait.Start();
            taskTime.Start();

            if (Task.WaitAny(taskWait, taskTime)==0)
            {
                return true;
            }
            return false;
        }

public static void Delay(Action action, int time)
        {
            Task taskWait = new Task(() =>
            {
                Thread.Sleep(time);
                action();
            });
            taskWait.Start();
        }

public static bool CreateTask(string name, Task exec, bool isBackground , string friendlyName = null, string friendlyCaption = null)
        {
            if (MainWindow.Instance.InvokeRequired)
            {
                Program.Debug("taskmanager", $"Failed to create {name}. Tasks must be created on the MainWindow thread.", Event.Warning);
                return false;
            }

            if (!isBackground)
            {
                if (ForegoundLock)
                {
                    Program.Debug("taskmanager", $"Failed to create {name}. Another foreground task is running.", Event.Warning);
                    return false;
                }
                else
                {
                    ForegroundWindow = new WaitFm(friendlyName, friendlyCaption);
                    ForegoundLock = true;

                    WaitFm.Host.OpenTask(name);
                }
            }

            exec.Start();
            Program.Debug("taskmanager", $"Started {(isBackground ? "background" : "")}{name}.", Event.Success);

            return true;
        }

public new static Task Delay(TimeSpan ts, CancellationToken token = default(CancellationToken)) {
            var task = new SimDelayTask(ts, token);
            task.Start();
            return task;
        }

private void DoWork()
        {
            while (!_queue.IsAddingCompleted)
            {
                try
                {
                    Task t = _queue.Take();

                    try
                    {
                        t.Start();
                        t.Wait();
                    }
                    catch (Exception ex)
                    {
                        log.Error($"[DATABASE] DoWork task failed with exception: {ex}");
                        // perhaps add failure callbacks?
                        // swallow for now.  can't block other db work because 1 fails.
                    }
                }
                catch (ObjectDisposedException)
                {
                    // the _queue has been disposed, we're good
                    break;
                }
                catch (InvalidOperationException)
                {
                    // _queue is empty and CompleteForAdding has been called -- we're done here
                    break;
                }
            }
        }

public static void HandleLoginRequest(ClientPacket packet, Session session)
        {
            try
            {
                PacketInboundLoginRequest loginRequest = new PacketInboundLoginRequest(packet);

                if (loginRequest.Account.Length > 50)
                {
                    NetworkManager.SendLoginRequestReject(session, CharacterError.AccountInvalid);
                    session.Terminate(SessionTerminationReason.AccountInformationInvalid);
                    return;
                }

                Task t = new Task(() => DoLogin(session, loginRequest));
                t.Start();
            }
            catch (Exception ex)
            {
                log.ErrorFormat("Received LoginRequest from {0} that threw an exception.", session.EndPoint);
                log.Error(ex);
            }
        }

private void OnTreeListBoxItemExpanding(object sender, TreeListBoxItemExpansionEventArgs e) {
			var model = e.Item as FolderTreeNodeModel;

			// Quit if some items are already loaded
			if (model.Children.Count > 0)
				return;

			var delay = (int)(this.MaxDelay * rnd.NextDouble());

			model.IsLoading = true;

			Task task = null;
			if (model == thisPCModel) {
				task = new Task(() => {
					string[] logicalDrives = null;
					try {
						logicalDrives = Environment.GetLogicalDrives();
					}
					catch (IOException) { }

					this.Dispatcher.BeginInvoke(DispatcherPriority.Background, (Action)(() => {
						model.Children.Clear();
						if (logicalDrives != null) {
							foreach (var logicalDrive in logicalDrives) {
								var driveNode = new FolderTreeNodeModel();
								driveNode.Name = logicalDrive;
								driveNode.Path = logicalDrive;
								model.Children.Add(driveNode);
							}
						}
						model.IsLoading = false;
					}));
				});
			}
			else {
				task = new Task(() => {
					// Introduce a faux delay to demonstrate how the async loading works
					if (delay > 0)
						Thread.Sleep(delay);

					string[] childFolders = null;
					try {
						childFolders = Directory.GetDirectories(model.Path);
					}
					catch (IOException) {}

					this.Dispatcher.BeginInvoke(DispatcherPriority.Background, (Action)(() => {
						model.Children.Clear();
						if (childFolders != null) {
							foreach (var childFolder in childFolders) {
								var folderInfo = new DirectoryInfo(childFolder);
								if ((folderInfo.Attributes & FileAttributes.Hidden) != FileAttributes.Hidden) {
									var childFolderModel = new FolderTreeNodeModel();
									childFolderModel.Name = Path.GetFileName(childFolder);
									childFolderModel.Path = childFolder;
									model.Children.Add(childFolderModel);
								}
							}
						}
						model.IsLoading = false;
					}));
				});
			}

			task.Start();
		}

private void BeginLoadDirectory(string path)
        {
            new Task(() =>
            {
                var root = new FileEntry(Path.GetDirectoryName(path), true);
                _fileEntries.Add(path, root);

                LoadItemsFromFolder(path, ref _stop,
                    out var totalDirsL, out var totalFilesL, out var totalSizeL);

                Dispatcher.Invoke(() =>
                {
                    if (_disposed)
                        return;

                    fileListView.SetDataContext(_fileEntries[path].Children.Keys);
                    totalSize.Content =
                        $"Total size: {totalSizeL.ToPrettySize(2)}";
                    numFolders.Content =
                        $"Folders: {totalDirsL}";
                    numFiles.Content = 
                        $"Files: {totalFilesL}";
                });

                LoadPercent = 100d;
            }).Start();
        }

public void Run(Func<TResult> func)
        {
            try
            {
                Status = CommandStatus.Executing;
                var task = new Task<TResult>(DoExecute, new TackStepItem { StepKey = StepKey, Action = func });
                task.ContinueWith(OnEnd, TaskContinuationOptions.None);
                task.Start();
            }
            catch (Exception ex)
            {
                LogRecorder.Exception(ex);
                Status = CommandStatus.Faulted;
                Exist();
            }
        }

public void Execute(TParameter parameter)
        {
            try
            {
                if (!CanExecute(parameter))
                {
                    return;
                }
                if (_prepareAction1 != null && !_prepareAction1(parameter))
                {
                    return;
                }
                if (_prepareAction2 != null && !_prepareAction2(parameter, p => parameter = p))
                {
                    return;
                }
                Status = CommandStatus.Executing;
                OnCanExecuteChanged();
                _token = new CancellationToken(false);
                _task = new Task<TResult>(DoExecute, parameter, _token);
                _task.ContinueWith(OnEnd, TaskContinuationOptions.None);
                _task.Start();
            }
            catch (Exception ex)
            {
                LogRecorder.Error(ex.Message);
                Status = CommandStatus.Faulted;
                OnCanExecuteChanged();
                _endAction?.Invoke(Status, ex, default(TResult));
            }
        }

public void Run(Action task)
        {
            try
            {
                Status = CommandStatus.Executing;
                _token = new CancellationToken(false);
                _task = new Task(DoExecute, new TackStepItem { StepKey = StepKey, Action = task }, _token);
                _task.ContinueWith(OnEnd, TaskContinuationOptions.None);
                _task.Start();
            }
            catch (Exception ex)
            {
                LogRecorder.Exception(ex);
                Status = CommandStatus.Faulted;
                Exist();
            }
        }

static async Task Main()
		{
			Console.replacedle = "Mappalachia Preprocessor";
			try
			{
				// Store all preprocessor tasks in a list
				// Each task represents one CSV file being output
				List<Task> parallelTasks = new List<Task>
				{
					new Task(() => ProcessSpatialFile("SeventySix_Worldspace.csv")),
					new Task(() => ProcessSpatialFile("SeventySix_Interior.csv")),
					new Task(() => ProcessBasicFile("SeventySix_FormID.csv")),
					new Task(() => ProcessBasicFile("SeventySix_Cell.csv")),
					new Task(() => GenerateNPCSpawnFile()),
					new Task(() => GenerateQuantifiedJunkScrapFile()),
				};

				// Start all tasks
				foreach (Task task in parallelTasks)
				{
					task.Start();
				}

				// Wait for all Tasks to finish
				await Task.WhenAll(parallelTasks.ToArray());

				Console.WriteLine("Done with all! Press any key");
				Console.ReadKey();
			}
			catch (Exception e)
			{
				Console.WriteLine("An error was reported preprocessing the data and the program cannot continue until this is resolved.\n" + e);
				Console.ReadKey();
			}
		}

public void RunBackground(Action action)
        {
            CurrentBackground = new BackgroundWindow();
            var t = new System.Threading.Tasks.Task(new Action(() => {
                try
                {
                    action();
                    CurrentBackground.Closing -= CurrentBackground.OnClosing;
                    Dispatcher.Invoke(CurrentBackground.Close);
                }
                catch (Exception ex)
                {
                    Dispatcher.Invoke(() => {
                        var ew = new ErrorWindow();
                        var tr = new Thread(new ParameterizedThreadStart(ew.ShowError))
                        {
                            CurrentCulture = new System.Globalization.CultureInfo("en-US"),
                            CurrentUICulture = new System.Globalization.CultureInfo("en-US")
                        };
                        tr.Start(ex);
                        if (ew.ShowDialog() != true)
                        {
                            CurrentBackground.Closing -= CurrentBackground.OnClosing;
                            Dispatcher.Invoke(() => {
                                CurrentBackground.Close();
                                Close();
                            });
                        }
                    });
                }
            }));
            t.Start();
            CurrentBackground.ShowDialog();
        }

public static void Activate()
        {
            lock (_activatorLocker)
            {
                if (_painter != null)
                {
                    return;
                }

                _painter = new Task(WatcherHome);
                _painter.Start();
            }
        }

private static int GetNumberForRealTrading()
        {
            if (_isFirstTime)
            {
                _isFirstTime = false;
                Load();

                Task task = new Task(SaverSpace);
                task.Start();
            }

            _numberDealForRealTrading++;

            _neadToSave = true;
            return _numberDealForRealTrading;
        }

private static int GetNumberOrderForRealTrading()
        {
            if (_isFirstTime)
            {
                _isFirstTime = false;
                Load();

                Task task = new Task(SaverSpace);
                task.Start();
            }

            _numberOrderForRealTrading++;
            _neadToSave = true;
            return _numberOrderForRealTrading;
        }

public void Connect()
        {
            if (string.IsNullOrEmpty(_pubKey)||
                string.IsNullOrEmpty(_secKey))
            {
                return;
            }

            // check server availability for HTTP communication with it / проверяем доступность сервера для HTTP общения с ним
            Uri uri = new Uri(_baseUrl+"/api/2");

            try
            {
                ServicePointManager.SecurityProtocol =
                    SecurityProtocolType.Tls12 | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls;

                var httpWebRequest = (HttpWebRequest) WebRequest.Create(uri);

                var httpWebResponse = (HttpWebResponse) httpWebRequest.GetResponse();

            }
            catch (Exception exception)
            {
                SendLogMessage("Server is not available. Check internet connection." + exception.Message, LogMessageType.Error);
                return;
            }

            IsConnected = true;

            //if (Connected != null)
            //{
            //    Connected();
            //}

            Task converter = new Task(Converter);
            converter.Start();

            CreateNewWebSocket();
        }

public static void Activate()
        {
            lock (_activatorLocker)
            {
                if (_watcher != null)
                {
                    return;
                }

                _watcher = new Task(WatcherHome);
                _watcher.Start();
            }
        }

private static void Listen(OrderExecutionEmulator emulator)
        {
            _emulators.Add(emulator);

            if (_emulators.Count == 1)
            {
                Task task = new Task(WatcherThread);
                task.Start();
            }
        }

public void SendOrder(Order order)
        {
            var guid = Guid.NewGuid().ToString().Replace('-', '0');

            var needId = guid.Remove(0, guid.Length - 32);

            _couplers.Add(new OrderCoupler()
            {
                OsOrderNumberUser = order.NumberUser,
                OrderNumberMarket = needId,
            });

            _client.SendOrder(order, needId);

            Task t = new Task(async () =>
            {
                await Task.Delay(7000);

                if (_incominOrders.Find(o => o.NumberUser == order.NumberUser) == null)
                {
                    order.State = OrderStateType.Fail;
                    MyOrderEvent?.Invoke(order);
                    SendLogMessage("Order miss. Id: " + order.NumberUser, LogMessageType.Error);
                }
            });
            t.Start();
        }

public static void Activate()
        {
            lock (_activatorLocker)
            {
                if (Watcher != null)
                {
                    return;
                }

                Watcher = new Task(WatcherHome);
                Watcher.Start();
            }

        }

public static void ActivateAutoConnection()
        {
            Load();

            Task task = new Task(ThreadStarterWorkArea);
            task.Start();
        }

private void RefreshSearchLabel(int freshnessTime)
        {
            LabelSearchString.Content = "🔍 " + _searchString;

            // clear search label after freshnessTime + 1 (seconds)
            // очистить строку поиска через freshnessTime + 1 (секунд)
            Task t = new Task(async () => {

                await Task.Delay((freshnessTime + 1) * 1000);

                if (DateTime.Now.Subtract(_startSearch).Seconds > freshnessTime)
                {
                    LabelSearchString.Dispatcher.Invoke(() =>
                    {
                        LabelSearchString.Content = "";
                    });
                }
            });
            t.Start();
        }

void _tabBotControl_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            try
            {
                if (_activPanel != null && _tabBotNames.SelectedItem.ToString() == _activPanel.NameStrategyUniq ||
                    _tabBotNames.SelectedItem == null)
                {
                    return;
                }

                SetNewActivBotFromName(_tabBotNames.SelectedItem.ToString());
                if (_activPanel != null)
                {
                    _tabBotNames.IsEnabled = false;

                    Task task = new Task(TabEnadler);
                    task.Start();
                }
            }
            catch (Exception error)
            {
                SendNewLogMessage(error.ToString(), LogMessageType.Error);
            }
        }

public static void Activate()
        {
            lock (_activatorLocker)
            {
                if (Watcher != null)
                {
                    return;
                }
                Watcher = new Task(WatcherHome);
                Watcher.Start();
            }
        }

public void StartConvert()
        {
            if (_worker != null &&
                _worker.IsCompleted)
            {
                SendNewLogMessage(OsLocalization.Converter.Message1, LogMessageType.System);
                return;
            }

            _worker = new Task(WorkerSpace);
            _worker.Start();
        }

public void Init()
		{
			var listener = new TcpListener(IPAddress.Loopback, 0);
			listener.Start();
			_port = ((IPEndPoint)listener.LocalEndpoint).Port;
			listener.Stop();
			_config.SocketPort = _port;
			JsonHelper.SaveJsonObject(Constants.OwmlConfigFileName, _config);

			new Task(SetupSocketListener).Start();
		}

public async Task<AccessToken> TriggerAuthorizationAsync(Server srv, bool isInteractive = true)
        {
            var e = new RequestAuthorizationEventArgs("config");
            if (isInteractive)
                e.SourcePolicy = RequestAuthorizationEventArgs.SourcePolicyType.Any;
            e.ForceRefresh = true;
            var task = new Task(() => OnRequestAuthorization(srv, e), Window.Abort.Token, TaskCreationOptions.LongRunning);
            task.Start();
            await task;

            if (e.AccessToken is InvalidToken)
                throw new InvalidAccessTokenException(string.Format(Resources.Strings.ErrorInvalidAccessToken, srv));
            return e.AccessToken;
        }

public void loadComboboxEDTsAsync(string selected) //Called from UI
        {
            //this.loadComboboxEDTs(selected);
            new Task(() => { loadComboboxEDTs(selected); }).Start();
            //await Task.Run(() => this.loadComboboxEDTs(selected));
        }

private void Clean(object parameter)
        {
            DisableCommands();
            _output.Clear();
            Task task = new Task(CleanInternal);
            task.Start();
        }

private void Rebuild(object parameter)
        {
            DisableCommands();
            _output.Clear();
            Task task = new Task(() => BuildInternal(true));
            task.Start();
        }

private void Build(object parameter)
        {
            DisableCommands();
            _output.Clear();
            Task task = new Task(() => BuildInternal(false));
            task.Start();
        }

public IEnumerator DownloadScrappedDataCoroutine(Action<List<ScrappedSong>> callback)
        {
            Plugin.log.Info("Downloading scrapped data...");

            UnityWebRequest www;
            bool timeout = false;
            float time = 0f;
            UnityWebRequestAsyncOperation asyncRequest;

            try
            {
                www = SongDownloader.GetRequestForUrl(scrappedDataURL);

                asyncRequest = www.SendWebRequest();
            }
            catch (Exception e)
            {
                Plugin.log.Error(e);
                yield break;
            }

            while (!asyncRequest.isDone)
            {
                yield return null;
                time += Time.deltaTime;
                if (time >= 5f && asyncRequest.progress <= float.Epsilon)
                {
                    www.Abort();
                    timeout = true;
                    Plugin.log.Error("Connection timed out!");
                }
            }


            if (www.isNetworkError || www.isHttpError || timeout)
            {
                Plugin.log.Error("Unable to download scrapped data! " + (www.isNetworkError ? $"Network error: {www.error}" : (www.isHttpError ? $"HTTP error: {www.error}" : "Unknown error")));
            }
            else
            {
                Plugin.log.Info("Received response from github.com!");

                Task parsing = new Task( () => { Songs = JsonConvert.DeserializeObject<List<ScrappedSong>>(www.downloadHandler.text); });
                parsing.ConfigureAwait(false);

                Plugin.log.Info("Parsing scrapped data...");
                Stopwatch timer = new Stopwatch();

                timer.Start();
                parsing.Start();

                yield return new WaitUntil(() => parsing.IsCompleted);

                timer.Stop();
                Downloaded = true;
                callback?.Invoke(Songs);
                Plugin.log.Info($"Scrapped data parsed! Time: {timer.Elapsed.TotalSeconds.ToString("0.00")}s");
            }
        }

private static void RunJob(Schedule schedule)
        {
            if (schedule.Interval <= TimeSpan.Zero)
            {
                _scheduleList.Remove(schedule);
            }
            else
            {
                schedule.NextRunTime = schedule.NextRunTime.Add(schedule.Interval);
            }

            lock (_running)
            {
                if (_running.Any(t => ReferenceEquals(t.Item1, schedule)))
                    return;
            }

            (Schedule, Task) tuple = (null, null);

            var task = new Task(() => 
            {
                var scope = App.ServiceProvider.CreateScope();
                var job = scope.ServiceProvider.GetRequiredService(schedule.JobType) as IJob;
                try
                {
                    job.ExecuteAsync().Wait();
                }
                catch (Exception ex)
                {
                    try
                    {
                        job.OnExceptionAsync(GetInnerException(ex)).Wait();
                    }
                    catch (Exception innerEx)
                    {
                        var logger = scope.ServiceProvider.GetService<ILogger<Scheduler>>();
                        logger?.LogError(innerEx, "执行任务异常处理发生错误。");
                    }
                }
                finally
                {
                    lock (_running)
                    {
                        _running.Remove(tuple);
                    }
                    scope.Dispose();
                }
            }, TaskCreationOptions.PreferFairness);

            tuple = (schedule, task);

            lock(_running)
            {
                _running.Add(tuple);
            }

            task.Start();
        }

[TestMethod]
        public void TestMulreplacedhreadedTrie()
        {
            int numThreads = 10;
            int perThreadRuns = 50000;
            int keySetSize = 1000;

            List<Task> tasks = new List<Task>();
            List<string> randoms = new List<string>();

            PatriciaTrie<int?> trie = new PatriciaTrie<int?>();

            for (int i = 0; i < keySetSize; i++)
            {
                String random = System.Guid.NewGuid().ToString();
                randoms.Add(random);
                trie[random] = i;
            }

            for (int i = 0; i < numThreads; i++)
            {
                var task = new Task(() =>
                {
                    for (int run = 0; run < perThreadRuns; run++)
                    {
                        var rand = new Random();
                        int randomIndex = rand.Next(randoms.Count - 1);
                        string random = randoms[randomIndex];

                        // Test retrieve
                        replacedert.AreEqual(randomIndex, (int)trie[random]);

                        int randomPrefixLength = rand.Next(random.Length - 1);

                        // Test random prefix length prefix match
                        replacedert.IsTrue(trie.ContainsKeyPrefix(random.Substring(0, randomPrefixLength)));
                    }
                });
                tasks.Add(task);
                task.Start();
            }

            foreach (var task in tasks)
            {
                task.Wait();
            }

            replacedert.IsTrue(true);
        }

public static void replacedertMulreplacedhreadedTokenizedStreamEquals<T>(int numThreads,
                                                                    int perThreadRuns,
                                                                    string tokenizedInputResource,
                                                                    string untokenizedInputResource,
                                                                    TokenizerBase<T> tokenizer) where T : TokenBase
        {
            List<Task> tasks = new List<Task>();

            for (int i = 0; i < numThreads; i++)
            {
                var task = new Task(() =>
                {
                    TestTask(perThreadRuns, tokenizedInputResource, untokenizedInputResource, tokenizer);
                });
                tasks.Add(task);
                task.Start();
            }

            foreach (var task in tasks)
            {
                task.Wait();
            }
            replacedert.IsTrue(true);
        }

public static DelayableTask Run(
            Action action,
            TimeSpan delay)
        {
            var task = new DelayableTask(action, delay);
            task.Task.Start();
            return task;
        }

public void CheckALMUpdate()
        {
            L_UpdateAvailable.Click += (sender, e) => Process.Start("https://github.com/architdate/PKHeX-Auto-Legality-Mod/releases/latest");
            try
            {
                new Task(() =>
                {
                    string data = AutomaticLegality.GetPage("https://api.github.com/repos/architdate/pkhex-auto-legality-mod/releases/latest");
                    if (data.StartsWith("Error")) return;
                    int latestVersion = AutomaticLegality.ParseTagAsVersion(data.Split(new string[] { "\"tag_name\":\"" }, System.StringSplitOptions.None)[1].Split('"')[0]);
                    if (data == null || latestVersion == -1)
                        return;
                    if (int.TryParse(CurrentProgramVersion.ToString(), out var cur) && latestVersion <= cur)
                        return;

                    Invoke((MethodInvoker)(() =>
                    {
                        L_UpdateAvailable.Visible = true;
                        L_UpdateAvailable.Text = $"New Auto Legality Mod update available! {latestVersion:d}";
                    }));
                }).Start();
            }
            catch { }
        }

[HarmonyPrefix]
        [HarmonyPatch(typeof(OS), nameof(OS.LoadContent))]
        internal static void QueueUpCustomThemes(OS __instance)
        {
            TargetTheme = null;
            ThemeTasks = new List<string>();
            
            if (!Settings.IsInExtensionMode)
            {
                CachedThemes = new FixedSizeCacheDict<string, CachedCustomTheme>(3);
                return;
            }

            CachedThemes = new FixedSizeCacheDict<string, CachedCustomTheme>(PathfinderOptions.PreloadAllThemes.Value ? 0 : 16);
            
            if (PathfinderOptions.PreloadAllThemes.Value)
            {
                var themesDir = Path.Combine(ExtensionLoader.ActiveExtensionInfo.FolderPath, "Themes");
                if (!Directory.Exists(themesDir))
                    return;

                lock (cacheLock)
                {
                    foreach (var theme in Directory.GetFiles(themesDir, "*.xml", SearchOption.AllDirectories))
                    {
                        var path = theme.Substring(ExtensionLoader.ActiveExtensionInfo.FolderPath.Length + 1).Replace('\\', '/');
                        var task = new Task(() =>
                        {
                            var result = new CachedCustomTheme(path);
                            result.Load(false);
                            lock (cacheLock)
                            {
                                CachedThemes.Register(path, result);
                                ThemeTasks.Remove(path);
                            }
                        });
                        ThemeTasks.Add(path);
                        task.Start();
                    }
                }
            }
        }

[HarmonyPrefix]
        [HarmonyPatch(typeof(ThemeManager), nameof(ThemeManager.switchTheme), new Type[] { typeof(object), typeof(string) })]
        internal static bool SwitchThemeReplacement(object osObject, string customThemePath)
        {
            var os = (OS) osObject;
            lock (cacheLock)
            {
                if (CachedThemes.TryGetCached(customThemePath, out var cached))
                {
                    if (!cached.Loaded)
                        cached.Load(true);
                    cached.ApplyTo(os);
                    TargetTheme = null;
                }
                else if (!Settings.IsInExtensionMode)
                {
                    var theme = new CachedCustomTheme(customThemePath);
                    theme.Load(true);
                    theme.ApplyTo(os);
                    CachedThemes.Register(customThemePath, theme);
                }
                else if (!ThemeTasks.Contains(customThemePath))
                {
                    TargetTheme = customThemePath;
                    var path = customThemePath;
                    var task = new Task(() =>
                    {
                        var result = new CachedCustomTheme(path);
                        result.Load(false);
                        lock (cacheLock)
                        {
                            CachedThemes.Register(path, result);
                            ThemeTasks.Remove(path);
                        }
                    });
                    ThemeTasks.Add(path);
                    task.Start();
                }
                else
                {
                    TargetTheme = customThemePath;
                }
            }

            return false;
        }

private void CloneOrCheckOutRepo(AsposeComponent component)
        {
            UpdateProgress(0);
            downloadTaskCompleted = false;
            timer1.Start();
            Task repoUpdateWorker = new Task(delegate { CloneOrCheckOutRepoWorker(component); });
            repoUpdateWorker.Start();
            progressTask = new Task(delegate { progressDisplayTask(); });
            progressBar.Enabled = true;
            progressTask.Start();
            ContinueButton.Enabled = false;
            toolStripStatusMessage.Text = "Please wait while the Examples are being downloaded...";
        }

private void CloneOrCheckOutRepo(AsposeComponent component)
        {
            downloadTaskCompleted = false;
            timer1.Start();
            Task repoUpdateWorker = new Task(delegate { CloneOrCheckOutRepoWorker(component); });
            repoUpdateWorker.Start();
            progressTask = new Task(delegate { progressDisplayTask(); });
            progressBar1.Enabled = true;
            progressTask.Start();
            ContinueButton.Enabled = false;
            toolStripStatusMessage.Text = "Please wait while the Examples are being downloaded...";
        }

[Test]
        public void ReadTextLinesTestWhenFileBeingAccessedByAnotherProcess()
        {
            string fname = "ReadTextLinesTest.txt";
            string filePath = Path.Combine(_testDirectory, fname);
            File target = new File(filePath);

            var task = new Task(() => UseFileStream3Second(filePath));
            task.Start();
            Delay(200).Wait(); // Let the task run and acquire the file lock
            replacedert.DoesNotThrow(() => target.ReadTextLines());
        }

[Test]
        public void Property_ConcurrentUpdating()
        {
            // EnreplacedyBase etc. is not designed to be thread-sage. Not generally supported.
            var a = new TestA();
            a.TrackChanges();

            var ts = new Task[100];

            for (int i = 0; i < ts.Length; i++)
                ts[i] = CreateValueUpdateTask(a);

            for (int i = 0; i < ts.Length; i++)
                ts[i].Start();

            Task.WaitAll(ts);

            replacedert.IsNotNull(a.ChangeTracking);
            replacedert.AreEqual(4, a.ChangeTracking.Count);
            replacedert.AreEqual("Id", a.ChangeTracking[0]);
            replacedert.AreEqual("Text", a.ChangeTracking[1]);
            replacedert.AreEqual("Now", a.ChangeTracking[2]);
            replacedert.AreEqual("Time", a.ChangeTracking[3]);
        }

public static void RunAsync(Action firstFunc, Action next)
        {
            Task firstTask = new Task(() =>
            {
                firstFunc();
            });

            firstTask.Start();
            firstTask.ContinueWith(x => next());
        }