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How to use NavigationException class of PuppeteerSharp package

Best Puppeteer-sharp code snippet using PuppeteerSharp.NavigationException

FrameManager.cs

Source:FrameManager.cs

...75                }76            }77            if (exception != null)78            {79                throw new NavigationException(exception.InnerException.Message, exception.InnerException);80            }81            return watcher.NavigationResponse;82        }83        private async Task NavigateAsync(CDPSession client, string url, string referrer, string frameId)84        {85            var response = await client.SendAsync<PageNavigateResponse>("Page.navigate", new86            {87                url,88                referrer = referrer ?? string.Empty,89                frameId90            }).ConfigureAwait(false);91            _ensureNewDocumentNavigation = !string.IsNullOrEmpty(response.LoaderId);92            if (!string.IsNullOrEmpty(response.ErrorText))93            {94                throw new NavigationException(response.ErrorText, url);95            }96        }97        public async Task<Response> WaitForFrameNavigationAsync(Frame frame, NavigationOptions options = null)98        {99            var timeout = options?.Timeout ?? DefaultNavigationTimeout;100            var watcher = new NavigatorWatcher(_client, this, frame, _networkManager, timeout, options);101            var raceTask = await Task.WhenAny(102                watcher.NewDocumentNavigationTask,103                watcher.SameDocumentNavigationTask,104                watcher.TimeoutOrTerminationTask105            ).ConfigureAwait(false);106            var exception = raceTask.Exception;107            if (exception == null &&108                watcher.TimeoutOrTerminationTask.IsCompleted &&109                watcher.TimeoutOrTerminationTask.Result.IsFaulted)110            {111                exception = watcher.TimeoutOrTerminationTask.Result.Exception;112            }113            if (exception != null)114            {115                throw new NavigationException(exception.Message, exception);116            }117            return watcher.NavigationResponse;118        }119        #endregion120        #region Private Methods121        private void _client_MessageReceived(object sender, MessageEventArgs e)122        {123            switch (e.MessageID)124            {125                case "Page.frameAttached":126                    OnFrameAttached(127                        e.MessageData.SelectToken(MessageKeys.FrameId).ToObject<string>(),128                        e.MessageData.SelectToken("parentFrameId").ToObject<string>());129                    break;...

LogsController.cs

Source:LogsController.cs

...164                await page.ClickAsync("button[type='button'][mode='primary']");165            }166            catch (Exception e)167            {168                if (e.GetType().ToString() == "PuppeteerSharp.NavigationException" || e.GetType().ToString() == "PuppeteerSharp.WaitTaskTimeoutException")169                {170                    await page.CloseAsync();171                    await page.DisposeAsync();172                    return null;173                }174                Console.WriteLine(e);175            }176            var element = await page.QuerySelectorAsync("#view-tabs-and-table-container");177            image = await element.ScreenshotDataAsync();178179            await page.CloseAsync();180            await page.DisposeAsync();181182            return image;
...

BrowserActor.cs

Source:BrowserActor.cs

...98                        }99                        else if (exception is MessageException)100                        {101                        }102                        else if (exception is NavigationException) // Couldn't Navigate to url. Or Browser was disconnected //Target.detachedFromTarget103                        {104                            return Directive.Restart;105                        }106                        else if (exception is SelectorException)107                        {108                        }109                        else if (exception is TargetClosedException) // Page was closed110                        {111                            return Directive.Restart;112                        }113                    }114                    else if (exception is NullReferenceException)115                    {116                        return Directive.Escalate;...

Index.razor.cs

Source:Index.razor.cs

...12using TestApp.Data;13using webenology.blazor.components;14using webenology.blazor.components.BlazorPdfComponent;15using webenology.blazor.components.MailMerge;16using NavigationException = PuppeteerSharp.NavigationException;17namespace TestApp.Pages18{19    public partial class Index20    {21        private Notification _notification;22        private Modal _modal;23        private Modal _modal2;24        private Confirm _confirm;25        private bool _insideClick;26        private DateTime? _dt;27        private string _text;28        private int? _num;29        private int _count = 0;30        private List<TreeNode> _nodes = new();...

SteamScraper.cs

Source:SteamScraper.cs

...66                return null;67            }68            Page[] pages = await browser.PagesAsync();69            Page page = pages[0];70            await page.GoToAsync(item.Url); // NavigationException71            var viewButton = await page.QuerySelectorAsync("div.partnereventshared_Button_1ABCO");72            if (viewButton != null)73            {74                await viewButton.ClickAsync();75            }76            string body = await page.WaitForSelectorAsync(".EventDetailsBody").EvaluateFunctionAsync<string>("t => t.innerHTML");77            body = body.PrettifyHtml();78            body = HttpUtility.HtmlDecode(body);79            return new Article()80            {81                Title = item.Title,82                Author = item.Author,83                Date = DateTimeOffset.FromUnixTimeSeconds(item.Date).DateTime,84                Url = item.Url,...

Browser.cs

Source:Browser.cs

...55                AppConfig.WriteOut($">> session id for crawl set to {AppConfig.sessId}");56                AppConfig.crawlStartUri = page.Url;57                return true;58            }59            catch(NavigationException ex)60            {61                AppConfig.ErrHand(ex, $"XX failed to navigate to url");62                return false;63            }64            catch (Exception ex)65            {66                AppConfig.ErrHand(ex);67                return false;68            }69        }70    }71}

NavigationException.cs

Source:NavigationException.cs

...5    /// <summary>6    /// Exception thrown when a <see cref="Page"/> fails to navigate an URL.7    /// </summary>8    [Serializable]9    public class NavigationException : PuppeteerException10    {11        /// <summary>12        /// Url that caused the exception13        /// </summary>14        /// <value>The URL.</value>15        public string Url { get; }16        /// <summary>17        /// Initializes a new instance of the <see cref="NavigationException"/> class.18        /// </summary>19        public NavigationException()20        {21        }22        /// <summary>23        /// Initializes a new instance of the <see cref="NavigationException"/> class.24        /// </summary>25        /// <param name="message">Message.</param>26        public NavigationException(string message) : base(message)27        {28        }29        /// <summary>30        /// Initializes a new instance of the <see cref="NavigationException"/> class.31        /// </summary>32        /// <param name="message">Message.</param>33        /// <param name="url">Url.</param>34        public NavigationException(string message, string url) : base(message)35        {36            Url = url;37        }38        /// <summary>39        /// Initializes a new instance of the <see cref="NavigationException"/> class.40        /// </summary>41        /// <param name="message">Message.</param>42        /// <param name="innerException">Inner exception.</param>43        public NavigationException(string message, Exception innerException) : base(message, innerException)44            => Url = (innerException as NavigationException)?.Url;45        /// <summary>46        /// Initializes a new instance of the <see cref="NavigationException"/> class.47        /// </summary>48        /// <param name="info">Info.</param>49        /// <param name="context">Context.</param>50        protected NavigationException(SerializationInfo info, StreamingContext context) : base(info, context)51        {52        }53        /// <inheritdoc/>54        public override string Message55        {56            get57            {58                if (string.IsNullOrEmpty(Url))59                {60                    return base.Message;61                }62                return $"{base.Message} at {Url}";63            }64        }...

OfflineModeTests.cs

Source:OfflineModeTests.cs

...13        [Fact]14        public async Task ShouldWork()15        {16            await Page.SetOfflineModeAsync(true);17            await Assert.ThrowsAsync<NavigationException>(async () => await Page.GoToAsync(TestConstants.EmptyPage));18            await Page.SetOfflineModeAsync(false);19            var response = await Page.ReloadAsync();20            Assert.Equal(HttpStatusCode.OK, response.Status);21        }22        [Fact]23        public async Task ShouldEmulateNavigatorOnLine()24        {25            Assert.True(await Page.EvaluateExpressionAsync<bool>("window.navigator.onLine"));26            await Page.SetOfflineModeAsync(true);27            Assert.False(await Page.EvaluateExpressionAsync<bool>("window.navigator.onLine"));28            await Page.SetOfflineModeAsync(false);29            Assert.True(await Page.EvaluateExpressionAsync<bool>("window.navigator.onLine"));30        }31    }...

NavigationException

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {

NavigationException

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11            });12            var page = await browser.NewPageAsync();

NavigationException

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static void Main(string[] args)7        {8            MainAsync().Wait();9        }10        static async Task MainAsync()11        {12            var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false });13            var page = await browser.NewPageAsync();14            {15            }16            catch (NavigationException ex)17            {18                Console.WriteLine(ex.Message);19            }

NavigationException

Using AI Code Generation

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

NavigationException

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        public NavigationException(string message) : base(message)7        {8        }9    }10}11using PuppeteerSharp;12using System;13using System.Threading.Tasks;14{15    {16        public NavigationException(string message) : base(message)17        {18        }19    }20}21using PuppeteerSharp;22using System;23using System.Threading.Tasks;24{25    {26        public NavigationException(string message) : base(message)27        {28        }29    }30}31using PuppeteerSharp;32using System;33using System.Threading.Tasks;34{35    {36        public NavigationException(string message) : base(message)37        {38        }39    }40}41using PuppeteerSharp;42using System;43using System.Threading.Tasks;44{45    {46        public NavigationException(string message) : base(message)47        {48        }49    }50}51using PuppeteerSharp;52using System;53using System.Threading.Tasks;54{55    {56        public NavigationException(string message) : base(message)57        {58        }59    }60}61using PuppeteerSharp;62using System;63using System.Threading.Tasks;64{65    {66        public NavigationException(string message) : base(message)67        {68        }69    }70}71using PuppeteerSharp;72using System;73using System.Threading.Tasks;

NavigationException

Using AI Code Generation

1using PuppeteerSharp;2{3    {4        static void Main(string[] args)5        {6            MainAsync().Wait();7        }8        static async Task MainAsync()9        {10            var options = new LaunchOptions { Headless = false };11            using (var browser = await Puppeteer.LaunchAsync(options))12            using (var page = await browser.NewPageAsync())13            {14                {15                }16                catch (NavigationException e)17                {18                    Console.WriteLine(e.Message);19                }20            }21        }22    }23}

NavigationException

Using AI Code Generation

1using System;2using PuppeteerSharp;3{4    {5        static async System.Threading.Tasks.Task Main(string[] args)6        {7            var options = new LaunchOptions { Headless = false };8            using (var browser = await Puppeteer.LaunchAsync(options))9            using (var page = await browser.NewPageAsync())10            {11                {12                }13                catch (NavigationException ex)14                {15                    Console.WriteLine(ex.Message);16                }17            }18        }19    }20}21Stack Trace: at PuppeteerSharp.FrameManager.<>c__DisplayClass29_0.<<WaitForNavigationAsync>b__0>d.MoveNext()22at System.Runtime.CompilerServices.AsyncMethodBuilderCore.<>c.<ThrowAsync>b__7_0(Object state)23at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)24at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)25at System.Threading.Tasks.Task.ExecuteEntryUnsafe(Thread threadPoolThread)26at System.Threading.Tasks.ThreadPoolTaskScheduler.<>c.<.cctor>b__10_0(Object s)27at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)28at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)29at System.Threading.Tasks.ThreadPoolTaskScheduler.QueueTask(Task task)30at System.Threading.Tasks.Task.ScheduleAndStart(Boolean needsProtection)31at System.Threading.Tasks.Task.Start(TaskScheduler scheduler)32at System.Runtime.CompilerServices.AsyncMethodBuilderCore.<>c.<ThrowAsync>b__7_0(Object state)33at System.Threading.ExecutionContext.RunFromThreadPoolDispatchLoop(Thread threadPoolThread, ExecutionContext executionContext, ContextCallback callback, Object state)34at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)

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