How to use StateManager method of PuppeteerSharp.States.StateManager class

Best Puppeteer-sharp code snippet using PuppeteerSharp.States.StateManager.StateManager

State.cs

Source:State.cs Github

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...4namespace PuppeteerSharp.States5{6 /// <summary>7 /// Represents state machine for Base process instances. The happy path runs along the8 /// following state transitions: <see cref="StateManager.Initial"/>9 /// -> <see cref="StateManager.Starting"/>10 /// -> <see cref="StateManager.Started"/>11 /// -> <see cref="StateManager.Exiting"/>12 /// -> <see cref="StateManager.Exited"/>.13 /// -> <see cref="StateManager.Disposed"/>.14 /// </summary>15 /// <remarks>16 /// <para>17 /// This state machine implements the following state transitions:18 /// <code>19 /// State Event Target State Action20 /// ======== =================== ============ ==========================================================21 /// Initial --StartAsync------> Starting Start process and wait for endpoint22 /// Initial --ExitAsync-------> Exited Cleanup temp user data23 /// Initial --KillAsync-------> Exited Cleanup temp user data24 /// Initial --Dispose---------> Disposed Cleanup temp user data25 /// Starting --StartAsync------> Starting -26 /// Starting --ExitAsync-------> Exiting Wait for process exit27 /// Starting --KillAsync-------> Killing Kill process28 /// Starting --Dispose---------> Disposed Kill process; Cleanup temp user data; throw ObjectDisposedException on outstanding async operations;29 /// Starting --endpoint ready--> Started Complete StartAsync successfully; Log process start30 /// Starting --process exit----> Exited Complete StartAsync with exception; Cleanup temp user data31 /// Started --StartAsync------> Started -32 /// Started --EnsureExitAsync-> Exiting Start exit timer; Log process exit33 /// Started --KillAsync-------> Killing Kill process; Log process exit34 /// Started --Dispose---------> Disposed Kill process; Log process exit; Cleanup temp user data; throw ObjectDisposedException on outstanding async operations;35 /// Started --process exit----> Exited Log process exit; Cleanup temp user data36 /// Exiting --StartAsync------> Exiting - (StartAsync throws InvalidOperationException)37 /// Exiting --ExitAsync-------> Exiting -38 /// Exiting --KillAsync-------> Killing Kill process39 /// Exiting --Dispose---------> Disposed Kill process; Cleanup temp user data; throw ObjectDisposedException on outstanding async operations;40 /// Exiting --exit timeout----> Killing Kill process41 /// Exiting --process exit----> Exited Cleanup temp user data; complete outstanding async operations;42 /// Killing --StartAsync------> Killing - (StartAsync throws InvalidOperationException)43 /// Killing --KillAsync-------> Killing -44 /// Killing --Dispose---------> Disposed Cleanup temp user data; throw ObjectDisposedException on outstanding async operations;45 /// Killing --process exit----> Exited Cleanup temp user data; complete outstanding async operations;46 /// Exited --StartAsync------> Killing - (StartAsync throws InvalidOperationException)47 /// Exited --KillAsync-------> Exited -48 /// Exited --Dispose---------> Disposed -49 /// Disposed --StartAsync------> Disposed -50 /// Disposed --KillAsync-------> Disposed -51 /// Disposed --Dispose---------> Disposed -52 /// </code>53 /// </para>54 /// </remarks>55 internal abstract class State56 {57 public State(StateManager stateManager)58 {59 StateManager = stateManager;60 }61 public StateManager StateManager { get; set; }62 public bool IsExiting => this == StateManager.Killing || this == StateManager.Exiting;63 public bool IsExited => this == StateManager.Exited || this == StateManager.Disposed;64 internal virtual void Leave(LauncherBase p)65 {66 }67 public virtual Task EnterFromAsync(LauncherBase p, State fromState) => EnterFromAsync(p, fromState, TimeSpan.Zero);68 public virtual Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout) => Task.FromException(InvalidOperation("enterFrom"));69 public virtual Task StartAsync(LauncherBase p) => Task.FromException(InvalidOperation("start"));70 public virtual Task ExitAsync(LauncherBase p, TimeSpan timeout) => Task.FromException(InvalidOperation("exit"));71 public virtual Task KillAsync(LauncherBase p) => Task.FromException(InvalidOperation("kill"));72 public virtual Task WaitForExitAsync(LauncherBase p) => p.ExitCompletionSource.Task;73 public virtual void Dispose(LauncherBase p) => StateManager.Disposed.EnterFromAsync(p, this, TimeSpan.Zero);74 public override string ToString()75 {76 var name = GetType().Name;77 return name.Substring(0, name.Length - "State".Length);78 }79 private Exception InvalidOperation(string operationName)80 => new InvalidOperationException($"Cannot {operationName} in state {this}");81 protected static void Kill(LauncherBase p)82 {83 try84 {85 if (!p.Process.HasExited)86 {87 p.Process.Kill();...

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ChromiumStartingState.cs

Source:ChromiumStartingState.cs Github

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...7namespace PuppeteerSharp.States8{9 internal class ChromiumStartingState : State10 {11 public ChromiumStartingState(StateManager stateManager) : base(stateManager)12 {13 }14 public override Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)15 {16 if (!StateManager.TryEnter(p, fromState, this))17 {18 // Delegate StartAsync to current state, because it has already changed since19 // transition to this state was initiated.20 return StateManager.CurrentState.StartAsync(p);21 }22 return StartCoreAsync(p);23 }24 public override Task StartAsync(LauncherBase p) => p.StartCompletionSource.Task;25 public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => StateManager.Exiting.EnterFromAsync(p, this, timeout);26 public override Task KillAsync(LauncherBase p) => StateManager.Killing.EnterFromAsync(p, this);27 public override void Dispose(LauncherBase p)28 {29 p.StartCompletionSource.TrySetException(new ObjectDisposedException(p.ToString()));30 base.Dispose(p);31 }32 protected virtual async Task StartCoreAsync(LauncherBase p)33 {34 var output = new StringBuilder();35 void OnProcessDataReceivedWhileStarting(object sender, DataReceivedEventArgs e)36 {37 if (e.Data != null)38 {39 output.AppendLine(e.Data);40 var match = Regex.Match(e.Data, "^DevTools listening on (ws:\\/\\/.*)");41 if (match.Success)42 {43 p.StartCompletionSource.TrySetResult(match.Groups[1].Value);44 }45 }46 }47 void OnProcessExitedWhileStarting(object sender, EventArgs e)48 => p.StartCompletionSource.TrySetException(new ProcessException($"Failed to launch browser! {output}"));49 void OnProcessExited(object sender, EventArgs e) => StateManager.Exited.EnterFrom(p, StateManager.CurrentState);50 p.Process.ErrorDataReceived += OnProcessDataReceivedWhileStarting;51 p.Process.Exited += OnProcessExitedWhileStarting;52 p.Process.Exited += OnProcessExited;53 CancellationTokenSource cts = null;54 try55 {56 p.Process.Start();57 await StateManager.Started.EnterFromAsync(p, this).ConfigureAwait(false);58 p.Process.BeginErrorReadLine();59 var timeout = p.Options.Timeout;60 if (timeout > 0)61 {62 cts = new CancellationTokenSource(timeout);63 cts.Token.Register(() => p.StartCompletionSource.TrySetException(64 new ProcessException($"Timed out after {timeout} ms while trying to connect to Base!")));65 }66 try67 {68 await p.StartCompletionSource.Task.ConfigureAwait(false);69 await StateManager.Started.EnterFromAsync(p, this).ConfigureAwait(false);70 }71 catch72 {73 await StateManager.Killing.EnterFromAsync(p, this).ConfigureAwait(false);74 throw;75 }76 }77 finally78 {79 cts?.Dispose();80 p.Process.Exited -= OnProcessExitedWhileStarting;81 p.Process.ErrorDataReceived -= OnProcessDataReceivedWhileStarting;82 }83 }84 }85}...

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KillingState.cs

Source:KillingState.cs Github

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...3namespace PuppeteerSharp.States4{5 internal class KillingState : State6 {7 public KillingState(StateManager stateManager) : base(stateManager)8 {9 }10 public override async Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)11 {12 if (!StateManager.TryEnter(p, fromState, this))13 {14 // Delegate KillAsync to current state, because it has already changed since15 // transition to this state was initiated.16 await StateManager.CurrentState.KillAsync(p).ConfigureAwait(false);17 }18 try19 {20 if (!p.Process.HasExited)21 {22 p.Process.Kill();23 }24 }25 catch (InvalidOperationException)26 {27 // Ignore28 return;29 }30 await WaitForExitAsync(p).ConfigureAwait(false);...

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ExitedState.cs

Source:ExitedState.cs Github

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...3namespace PuppeteerSharp.States4{5 internal class ExitedState : State6 {7 public ExitedState(StateManager stateManager) : base(stateManager)8 {9 }10 public void EnterFrom(LauncherBase p, State fromState)11 {12 while (!StateManager.TryEnter(p, fromState, this))13 {14 // Current state has changed since transition to this state was requested.15 // Therefore retry transition to this state from the current state. This ensures16 // that Leave() operation of current state is properly called.17 fromState = StateManager.CurrentState;18 if (fromState == this)19 {20 return;21 }22 }23 p.ExitCompletionSource.TrySetResult(true);24 p.TempUserDataDir?.Dispose();25 }26 public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => Task.CompletedTask;27 public override Task KillAsync(LauncherBase p) => Task.CompletedTask;28 public override Task WaitForExitAsync(LauncherBase p) => Task.CompletedTask;29 }30}...

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ExitingState.cs

Source:ExitingState.cs Github

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...5namespace PuppeteerSharp.States6{7 internal class ExitingState : State8 {9 public ExitingState(StateManager stateManager) : base(stateManager)10 {11 }12 public override Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)13 => !StateManager.TryEnter(p, fromState, this) ? StateManager.CurrentState.ExitAsync(p, timeout) : ExitAsync(p, timeout);14 public override async Task ExitAsync(LauncherBase p, TimeSpan timeout)15 {16 var waitForExitTask = WaitForExitAsync(p);17 await waitForExitTask.WithTimeout(18 async () =>19 {20 await StateManager.Killing.EnterFromAsync(p, this, timeout).ConfigureAwait(false);21 await waitForExitTask.ConfigureAwait(false);22 },23 timeout,24 CancellationToken.None).ConfigureAwait(false);25 }26 public override Task KillAsync(LauncherBase p) => StateManager.Killing.EnterFromAsync(p, this);27 }28}...

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DisposedState.cs

Source:DisposedState.cs Github

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...3namespace PuppeteerSharp.States4{5 internal class DisposedState : State6 {7 public DisposedState(StateManager stateManager) : base(stateManager)8 {9 }10 public override Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeSpan)11 {12 if (fromState == StateManager.Exited)13 {14 return null;15 }16 Kill(p);17 p.ExitCompletionSource.TrySetException(new ObjectDisposedException(p.ToString()));18 p.TempUserDataDir?.Dispose();19 return null;20 }21 public override Task StartAsync(LauncherBase p) => throw new ObjectDisposedException(p.ToString());22 public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => throw new ObjectDisposedException(p.ToString());23 public override Task KillAsync(LauncherBase p) => throw new ObjectDisposedException(p.ToString());24 public override void Dispose(LauncherBase p)25 {26 // Nothing to do...

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InitialState.cs

Source:InitialState.cs Github

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...3namespace PuppeteerSharp.States4{5 internal class InitialState : State6 {7 public InitialState(StateManager stateManager) : base(stateManager)8 {9 }10 public override Task StartAsync(LauncherBase p) => StateManager.Starting.EnterFromAsync(p, this, TimeSpan.Zero);11 public override Task ExitAsync(LauncherBase p, TimeSpan timeout)12 {13 StateManager.Exited.EnterFromAsync(p, this);14 return Task.CompletedTask;15 }16 public override Task KillAsync(LauncherBase p)17 {18 StateManager.Exited.EnterFromAsync(p, this);19 return Task.CompletedTask;20 }21 public override Task WaitForExitAsync(LauncherBase p) => Task.FromException(InvalidOperation("wait for exit"));22 private Exception InvalidOperation(string v)23 {24 throw new NotImplementedException();25 }26 }27}...

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StartedState.cs

Source:StartedState.cs Github

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...3namespace PuppeteerSharp.States4{5 internal class StartedState : State6 {7 public StartedState(StateManager stateManager) : base(stateManager)8 {9 }10 public override Task EnterFromAsync(LauncherBase p, State fromState, TimeSpan timeout)11 {12 StateManager.TryEnter(p, fromState, this);13 return Task.CompletedTask;14 }15 public override Task StartAsync(LauncherBase p) => Task.CompletedTask;16 public override Task ExitAsync(LauncherBase p, TimeSpan timeout) => new ExitingState(StateManager).EnterFromAsync(p, this, timeout);17 public override Task KillAsync(LauncherBase p) => new KillingState(StateManager).EnterFromAsync(p, this);18 }19}...

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StateManager

Using AI Code Generation

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1using PuppeteerSharp.States;2using System;3using System.Threading.Tasks;4{5 {6 public static async Task Run()7 {8 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9 var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });10 var page = await browser.NewPageAsync();11 var state = await page.CreateStateAsync();12 var state1 = await page.GetStateAsync(state.Id);13 var states = await page.GetStatesAsync();14 await page.DeleteStateAsync(state.Id);15 await page.DeleteStatesAsync();16 }17 }18}19using PuppeteerSharp.States;20using System;21using System.Threading.Tasks;22{23 {24 public static async Task Run()25 {26 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);27 var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });28 var page = await browser.NewPageAsync();29 var state = await page.CreateStateAsync();30 var state1 = await page.GetStateAsync(state.Id);31 var states = await page.GetStatesAsync();32 await page.DeleteStateAsync(state.Id);33 await page.DeleteStatesAsync();34 }35 }36}

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StateManager

Using AI Code Generation

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1var stateManager = new PuppeteerSharp.States.StateManager();2var state = await stateManager.GetStateAsync("1.cs");3var stateManager = new PuppeteerSharp.States.StateManager();4var state = await stateManager.GetStateAsync("2.cs");5var stateManager = new PuppeteerSharp.States.StateManager();6var state = await stateManager.GetStateAsync("3.cs");7var stateManager = new PuppeteerSharp.States.StateManager();8var state = await stateManager.GetStateAsync("4.cs");9var stateManager = new PuppeteerSharp.States.StateManager();10var state = await stateManager.GetStateAsync("5.cs");11var stateManager = new PuppeteerSharp.States.StateManager();12var state = await stateManager.GetStateAsync("6.cs");13var stateManager = new PuppeteerSharp.States.StateManager();14var state = await stateManager.GetStateAsync("7.cs");15var stateManager = new PuppeteerSharp.States.StateManager();16var state = await stateManager.GetStateAsync("8.cs");17var stateManager = new PuppeteerSharp.States.StateManager();18var state = await stateManager.GetStateAsync("9.cs");19var stateManager = new PuppeteerSharp.States.StateManager();20var state = await stateManager.GetStateAsync("10.cs");

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StateManager

Using AI Code Generation

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1PuppeteerSharp.States.StateManager stateManager = new PuppeteerSharp.States.StateManager();2stateManager.SetState("state1", "value1");3stateManager.SetState("state2", "value2");4stateManager.SetState("state3", "value3");5string state1 = stateManager.GetState("state1");6string state2 = stateManager.GetState("state2");7string state3 = stateManager.GetState("state3");8Console.WriteLine(state1);9Console.WriteLine(state2);10Console.WriteLine(state3);

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StateManager

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4using PuppeteerSharp.States;5{6 {7 public Task<T> State<T>(Func<Task<T>> action) where T : State8 {9 return action();10 }11 }12}13using System;14using System.Threading.Tasks;15using PuppeteerSharp;16using PuppeteerSharp.States;17{18 {19 public Task<T> State<T>(Func<Task<T>> action) where T : State20 {21 return action();22 }23 }24}25using System;26using System.Threading.Tasks;27using PuppeteerSharp;28using PuppeteerSharp.States;29{30 {31 public Task<T> State<T>(Func<Task<T>> action) where T : State32 {33 return action();34 }35 }36}37using System;38using System.Threading.Tasks;39using PuppeteerSharp;40using PuppeteerSharp.States;41{42 {43 public Task<T> State<T>(Func<Task<T>> action) where T : State44 {45 return action();46 }47 }48}49using System;50using System.Threading.Tasks;51using PuppeteerSharp;52using PuppeteerSharp.States;53{54 {55 public Task<T> State<T>(Func<Task<T>> action) where T : State56 {57 return action();58 }59 }60}61using System;62using System.Threading.Tasks;63using PuppeteerSharp;64using PuppeteerSharp.States;65{66 {67 public Task<T> State<T>(Func<Task<T>> action) where T : State68 {69 return action();70 }71 }72}

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StateManager

Using AI Code Generation

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1using PuppeteerSharp.States;2var stateManager = new StateManager();3var state = stateManager.GetState("1.cs");4stateManager.SetState(state);5using PuppeteerSharp.States;6var stateManager = new StateManager();7var state = stateManager.GetState("2.cs");8stateManager.SetState(state);9using PuppeteerSharp.States;10var stateManager = new StateManager();11var state = stateManager.GetState("3.cs");12stateManager.SetState(state);13using PuppeteerSharp.States;14var stateManager = new StateManager();15var state = stateManager.GetState("4.cs");16stateManager.SetState(state);17using PuppeteerSharp.States;18var stateManager = new StateManager();19var state = stateManager.GetState("5.cs");20stateManager.SetState(state);21using PuppeteerSharp.States;22var stateManager = new StateManager();23var state = stateManager.GetState("6.cs");24stateManager.SetState(state);25using PuppeteerSharp.States;26var stateManager = new StateManager();27var state = stateManager.GetState("7.cs");28stateManager.SetState(state);29using PuppeteerSharp.States;30var stateManager = new StateManager();31var state = stateManager.GetState("8.cs");32stateManager.SetState(state);33using PuppeteerSharp.States;34var stateManager = new StateManager();35var state = stateManager.GetState("9.cs");36stateManager.SetState(state);

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StateManager

Using AI Code Generation

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1using PuppeteerSharp.States;2{3 {4 public StateManager()5 {6 }7 public static void StateManagerMethod()8 {9 }10 }11}12using PuppeteerSharp.States;13{14 {15 public StateManager()16 {17 }18 public static void StateManagerMethod()19 {20 }21 }22}23using PuppeteerSharp.States;24{25 {26 public StateManager()27 {28 }29 public static void StateManagerMethod()30 {31 }32 }33}34using PuppeteerSharp.States;35{36 {37 public StateManager()38 {39 }40 public static void StateManagerMethod()41 {42 }43 }44}45using PuppeteerSharp.States;46{47 {48 public StateManager()49 {50 }51 public static void StateManagerMethod()52 {53 }54 }55}56using PuppeteerSharp.States;57{58 {59 public StateManager()60 {61 }62 public static void StateManagerMethod()63 {64 }65 }66}

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