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MessageProcessingDemo.cs
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MessageProcessingDemo.cs
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using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
namespace ThreadTest
{
public class MessageProcessingDemo
{
public delegate void MessageHandler(string message);
public event MessageHandler OnProcess;
// EventHandlers handler = new EventHandlers(); // обьект класса Handlers
public ConcurrentQueue<string> messageQueue = new ConcurrentQueue<string>();
public void GenerateMessage()
{
Thread.Sleep(10);
messageQueue.Enqueue($"{DateTime.UtcNow} : {Guid.NewGuid()}");
}
public string ProcessOneMessage()
{
// long running operatione
Thread.Sleep(20);
messageQueue.TryDequeue(out string result);
return result;
}
public async Task<IEnumerable<string>> ProcessMultipleMessages(int numOfTasksToRun = 1)
{
// Console.WriteLine(messageQueue.Count);
OnProcess?.Invoke(messageQueue.Count.ToString());
List<Task<string>> listTask = new List<Task<string>>();
for (int i = 0; i < numOfTasksToRun; i++)
{
listTask.Add(Task.Run(ProcessOneMessage));
}
var results = await Task.WhenAll(listTask.ToArray());
return results;
}
}
}