using System;
using System.Threading;
class MainClass
{
private static void EventHandler(object state, bool timedout)
{
if (timedout)
{
Console.WriteLine("{0} : Wait timed out.", DateTime.Now.ToString("HH:mm:ss.ffff"));
}
else
{
Console.WriteLine("{0} : {1}", DateTime.Now.ToString("HH:mm:ss.ffff"), state);
}
}
public static void Main()
{
AutoResetEvent autoEvent = new AutoResetEvent(false);
string state = "AutoResetEvent signaled.";
RegisteredWaitHandle handle = ThreadPool.RegisterWaitForSingleObject(autoEvent, EventHandler, state, 3000, false);
while (Console.ReadLine().ToUpper() != "CANCEL")
{
autoEvent.Set();
}
Console.WriteLine("Unregistering wait operation.");
handle.Unregister(null);
}
}
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