Best Puppeteer-sharp code snippet using PuppeteerSharp.Helpers.AsyncMessageQueue.AsyncMessageQueue
Connection.cs
Source: Connection.cs
...38 Transport.MessageReceived += Transport_MessageReceived;39 Transport.Closed += Transport_Closed;40 _callbacks = new ConcurrentDictionary<int, MessageTask>();41 _sessions = new ConcurrentDictionary<string, CDPSession>();42 MessageQueue = new AsyncMessageQueue(enqueueAsyncMessages, _logger);43 _asyncSessions = new AsyncDictionaryHelper<string, CDPSession>(_sessions, "Session {0} not found");44 }45 /// <summary>46 /// Occurs when the connection is closed.47 /// </summary>48 public event EventHandler Disconnected;49 /// <summary>50 /// Occurs when a message from chromium is received.51 /// </summary>52 public event EventHandler<MessageEventArgs> MessageReceived;53 internal event EventHandler<SessionAttachedEventArgs> SessionAttached;54 /// <summary>55 /// Gets the WebSocket URL.56 /// </summary>57 /// <value>The URL.</value>58 public string Url { get; }59 /// <summary>60 /// Gets the sleep time when a message is received.61 /// </summary>62 /// <value>The delay.</value>63 public int Delay { get; }64 /// <summary>65 /// Gets the Connection transport.66 /// </summary>67 /// <value>Connection transport.</value>68 public IConnectionTransport Transport { get; }69 /// <summary>70 /// Gets a value indicating whether this <see cref="Connection"/> is closed.71 /// </summary>72 /// <value><c>true</c> if is closed; otherwise, <c>false</c>.</value>73 public bool IsClosed { get; internal set; }74 /// <summary>75 /// Connection close reason.76 /// </summary>77 public string CloseReason { get; private set; }78 /// <summary>79 /// Gets the logger factory.80 /// </summary>81 /// <value>The logger factory.</value>82 public ILoggerFactory LoggerFactory { get; }83 internal AsyncMessageQueue MessageQueue { get; }84 internal int GetMessageID() => Interlocked.Increment(ref _lastId);85 internal Task RawSendASync(int id, string method, object args, string sessionId = null)86 {87 var message = JsonConvert.SerializeObject(88 new ConnectionRequest { Id = id, Method = method, Params = args, SessionId = sessionId },89 JsonHelper.DefaultJsonSerializerSettings);90 _logger.LogTrace("Send ⺠{Message}", message);91 return Transport.SendAsync(message);92 }93 internal async Task<JObject> SendAsync(string method, object args = null, bool waitForCallback = true)94 {95 if (IsClosed)96 {97 throw new TargetClosedException($"Protocol error({method}): Target closed.", CloseReason);...
AsyncMessageQueue.cs
Source: AsyncMessageQueue.cs
...10 /// <summary>11 /// Provides an async queue for responses for <see cref="CDPSession.SendAsync"/>, so that responses can be handled12 /// async without risk callers causing a deadlock.13 /// </summary>14 internal class AsyncMessageQueue : IDisposable15 {16 private readonly List<MessageTask> _pendingTasks;17 private readonly bool _enqueueAsyncMessages;18 private readonly ILogger _logger;19 private bool _disposed;20 public AsyncMessageQueue(bool enqueueAsyncMessages, ILogger logger = null)21 {22 _enqueueAsyncMessages = enqueueAsyncMessages;23 _logger = logger ?? NullLogger.Instance;24 _pendingTasks = new List<MessageTask>();25 }26 public void Enqueue(MessageTask callback, ConnectionResponse obj)27 {28 if (_disposed)29 {30 throw new ObjectDisposedException(GetType().FullName);31 }32 if (!_enqueueAsyncMessages)33 {34 HandleAsyncMessage(callback, obj);...
AsyncMessageQueue
Using AI Code Generation
1using PuppeteerSharp.Helpers;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false, Args = new string[] { "--no-sandbox" } });9 var page = await browser.NewPageAsync();10 var queue = new AsyncMessageQueue();11 queue.Enqueue(async () =>12 {13 await page.TypeAsync("input[name=q]", "PuppeteerSharp");14 await page.ClickAsync("input[value='Google Search']");15 });16 queue.Enqueue(async () =>17 {18 await page.WaitForSelectorAsync("h3");19 var title = await page.EvaluateExpressionAsync<string>("document.title");20 Console.WriteLine(title);21 });22 await queue.DrainAsync();23 await browser.CloseAsync();24 }25 }26}27using PuppeteerSharp.Helpers;28using System;29using System.Threading.Tasks;30{31 {32 static async Task Main(string[] args)33 {34 var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false, Args = new string[] { "--no-sandbox" } });35 var page = await browser.NewPageAsync();36 var queue = new AsyncMessageQueue();37 queue.Enqueue(async () =>38 {39 await page.TypeAsync("input[name=q]", "PuppeteerSharp");40 await page.ClickAsync("input[value='Google Search']");41 });42 queue.Enqueue(async () =>43 {44 await page.WaitForSelectorAsync("h3");45 var title = await page.EvaluateExpressionAsync<string>("document.title");46 Console.WriteLine(title);47 });48 await queue.DrainAsync();49 await browser.CloseAsync();50 }51 }52}53using PuppeteerSharp.Helpers;54using System;55using System.Threading.Tasks;56{57 {58 static async Task Main(string[] args)59 {60 var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false,
AsyncMessageQueue
Using AI Code Generation
1var options = new LaunchOptions { Headless = false };2var browser = await Puppeteer.LaunchAsync(options);3var page = await browser.NewPageAsync();4await page.GoToAsync(url);5var asyncMessageQueue = new AsyncMessageQueue<string>();6asyncMessageQueue.OnMessage += (sender, e) => Console.WriteLine(e.Message);7asyncMessageQueue.Start();8await page.EvaluateExpressionAsync(@"(function(){9 var messageQueue = arguments[0];10 var observer = new MutationObserver(function(mutations) {11 mutations.forEach(function(mutation) {12 if (mutation.type === 'childList') {13 var nodes = mutation.addedNodes;14 for (var i = 0; i < nodes.length; i++) {15 var node = nodes[i];16 if (node.nodeType === 1) {17 messageQueue.push(node.innerText);18 }19 }20 }21 });22 });23 observer.observe(document.body, { childList: true, subtree: true });24})(arguments[0])", asyncMessageQueue);25await page.ClickAsync("input[name='q']");26await page.Keyboard.TypeAsync("puppeteer-sharp");27await page.Keyboard.PressAsync("Enter");28await page.WaitForSelectorAsync("a[href='
AsyncMessageQueue
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using PuppeteerSharp.Helpers;4{5 {6 public AsyncMessageQueue()7 {8 }9 public async Task Enqueue(Func<Task> task)10 {11 await task();12 }13 }14}15using System;16using System.Threading.Tasks;17using PuppeteerSharp.Helpers;18{19 {20 public AsyncMessageQueue()21 {22 }23 public async Task Enqueue(Func<Task> task)24 {25 await task();26 }27 }28}29using System;30using System.Threading.Tasks;31using PuppeteerSharp.Helpers;32{33 {34 public AsyncMessageQueue()35 {36 }37 public async Task Enqueue(Func<Task> task)38 {39 await task();40 }41 }42}43using System;44using System.Threading.Tasks;45using PuppeteerSharp.Helpers;46{47 {48 public AsyncMessageQueue()49 {50 }51 public async Task Enqueue(Func<Task> task)52 {53 await task();54 }55 }56}57using System;58using System.Threading.Tasks;59using PuppeteerSharp.Helpers;60{61 {62 public AsyncMessageQueue()63 {64 }65 public async Task Enqueue(Func<Task> task)66 {67 await task();68 }69 }70}71using System;72using System.Threading.Tasks;73using PuppeteerSharp.Helpers;74{75 {76 public AsyncMessageQueue()77 {78 }79 public async Task Enqueue(Func<Task> task)80 {81 await task();82 }83 }84}
AsyncMessageQueue
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using PuppeteerSharp.Helpers;4using PuppeteerSharp.Helpers.AsyncMessageQueue;5{6 {7 private readonly Queue<Action> _queue = new Queue<Action>();8 private bool _isProcessing = false;9 private readonly object _lock = new object();10 public void Enqueue(Action action)11 {12 lock (_lock)13 {14 _queue.Enqueue(action);15 if (!_isProcessing)16 {17 ProcessQueue();18 }19 }20 }21 private async void ProcessQueue()22 {23 _isProcessing = true;24 while (_queue.Count > 0)25 {26 var action = _queue.Dequeue();27 await Task.Run(() => action());28 }29 _isProcessing = false;30 }31 }32}33using System;34using System.Threading.Tasks;35using PuppeteerSharp.Helpers;36using PuppeteerSharp.Helpers.AsyncMessageQueue;37{38 {39 private readonly Queue<Action> _queue = new Queue<Action>();40 private bool _isProcessing = false;41 private readonly object _lock = new object();42 public void Enqueue(Action action)43 {44 lock (_lock)45 {46 _queue.Enqueue(action);47 if (!_isProcessing)48 {49 ProcessQueue();50 }51 }52 }53 private async void ProcessQueue()54 {55 _isProcessing = true;56 while (_queue.Count > 0)57 {58 var action = _queue.Dequeue();59 await Task.Run(() => action());60 }61 _isProcessing = false;62 }63 }64}65using System;66using System.Threading.Tasks;67using PuppeteerSharp.Helpers;68using PuppeteerSharp.Helpers.AsyncMessageQueue;69{70 {
AsyncMessageQueue
Using AI Code Generation
1var page = await browser.NewPageAsync();2var queue = new AsyncMessageQueue();3await page.ExposeFunctionAsync("queue", queue.Enqueue);4await page.EvaluateFunctionAsync(@"5 queue('hello');6 queue('world');7 queue('!');8 queue('done');9");10foreach (var message in queue)11{12 Console.WriteLine(message);13}14var page = await browser.NewPageAsync();15var queue = new AsyncMessageQueue();16await page.ExposeFunctionAsync("queue", queue.Enqueue);17await page.EvaluateFunctionAsync(@"18 queue('hello');19 queue('world');20 queue('!');21 queue('done');22");23await foreach (var message in queue)24{25 Console.WriteLine(message);26}27var page = await browser.NewPageAsync();28var queue = new AsyncMessageQueue();29await page.ExposeFunctionAsync("queue", queue.Enqueue);30await page.EvaluateFunctionAsync(@"31 queue('hello');32 queue('world');33 queue('!');34 queue('done');35");36var task = Task.Run(async () =>37{38 await foreach (var message in queue)39 {40 Console.WriteLine(message);41 }42});43await task;44var page = await browser.NewPageAsync();45var queue = new AsyncMessageQueue();46await page.ExposeFunctionAsync("queue", queue.Enqueue);47await page.EvaluateFunctionAsync(@"48 queue('hello');49 queue('world');50 queue('!');51 queue('done');52");53var task = Task.Run(async () =>54{55 await foreach (var message in queue)56 {57 Console.WriteLine(message);58 }59});60await task;61var page = await browser.NewPageAsync();62var queue = new AsyncMessageQueue();
AsyncMessageQueue
Using AI Code Generation
1using System;2using System.Threading;3using System.Threading.Tasks;4using PuppeteerSharp.Helpers;5{6 {7 static void Main(string[] args)8 {9 AsyncMessageQueue<string> messageQueue = new AsyncMessageQueue<string>();10 AsyncMessageQueue<string> messageQueue2 = new AsyncMessageQueue<string>();11 MessageHandler messageHandler = new MessageHandler(messageQueue, messageQueue2);12 Task task = new Task(messageHandler.HandleMessages);13 task.Start();14 task.Wait();15 messageHandler.Stop();16 task.Wait();17 task.Dispose();18 task.Wait();19 messageQueue.Dispose();20 messageQueue2.Dispose();21 }22 }23 {24 private AsyncMessageQueue<string> messageQueue;25 private AsyncMessageQueue<string> messageQueue2;26 private bool stop = false;27 public MessageHandler(AsyncMessageQueue<string> messageQueue, AsyncMessageQueue<string> messageQueue2)28 {29 this.messageQueue = messageQueue;30 this.messageQueue2 = messageQueue2;31 }
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Get Result of document.querySelectorAll in PuppeteerSharp
using below,
using var page = browser.NewPageAsync().Result;
page.TypeAsync("input[name='elementname']", valuetobeset).Wait();
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